family,organization,first_month,last_month,low_musd,central_musd,high_musd,date_evidence
Llama 2,Meta,2023-07,2023-07,3.3,7.26,12.87,"[{""model_or_date"": ""Llama 2-70B"", ""date"": ""2023-07-18"", ""month"": ""2023-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://ai.meta.com/research/publications/llama-2-open-foundation-and-fine-tuned-chat-models/"", ""https://arxiv.org/abs/2307.09288""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Llama 2-70B"", ""date"": ""2023-07-18"", ""month"": ""2023-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://ai.meta.com/research/publications/llama-2-open-foundation-and-fine-tuned-chat-models/"", ""https://arxiv.org/abs/2307.09288""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Llama 3 / 3.1 / 3.2 / 3.3,Meta,2024-04,2024-12,63.354,110.86949999999999,249.68,"[{""model_or_date"": ""Llama 3-70B"", ""date"": ""2024-04-18"", ""month"": ""2024-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://ai.meta.com/blog/meta-llama-3/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Llama 3.3 70B"", ""date"": ""2024-12-06"", ""month"": ""2024-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://www.llama.com/docs/model-cards-and-prompt-formats/llama3_3/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Llama 4 Scout + Maverick,Meta,2025-04,2025-04,11.07,20.295,38.376,"[{""model_or_date"": ""Llama 4 Scout"", ""date"": ""2025-04-05"", ""month"": ""2025-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://ai.meta.com/blog/llama-4-multimodal-intelligence/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Llama 4 Maverick"", ""date"": ""2025-04-05"", ""month"": ""2025-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://ai.meta.com/blog/llama-4-multimodal-intelligence/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Qwen 2.5,Alibaba,2024-09,2025-02,7.5168,30.44304,90.2016,"[{""model_or_date"": ""Qwen2.5-72B"", ""date"": ""2024-09-19"", ""month"": ""2024-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://qwenlm.github.io/blog/qwen2.5/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Qwen2.5-VL-72B"", ""date"": ""2025-02-19"", ""month"": ""2025-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2502.13923""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Qwen 3,Alibaba,2025-04,2025-09,13.76,41.96,129.73,"[{""model_or_date"": ""Qwen3-235B-A22B"", ""date"": ""2025-04-29"", ""month"": ""2025-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://qwenlm.github.io/blog/qwen3/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Qwen3-Next-80B-A3B"", ""date"": ""2025-09-10"", ""month"": ""2025-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://qwen.ai/blog?id=4074cca80393150c248e508aa62983f9cb7d27cd&from=research.latest-advancements-list""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Qwen 3.5,Alibaba,2026-02,2026-02,5.2416,28.30464,178.2144,"[{""model_or_date"": ""Qwen3.5 397B-A17B"", ""date"": ""2026-02-15"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://qwen.ai/blog?id=qwen3.5""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Qwen3.5-122B-A10B"", ""date"": ""2026-02-24"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://github.com/QwenLM/Qwen3.5?tab=readme-ov-file""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Qwen 3.8,Alibaba,2026-08,2026-08,6.84,38.475,273.6,"[{""model_or_date"": ""Qwen3.8-2.4T-A95B"", ""date"": ""2026-08-08"", ""month"": ""2026-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/Qwen/Qwen3.8-2.4T-A95B""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Qwen3.8-2.4T-A95B"", ""date"": ""2026-08-08"", ""month"": ""2026-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/Qwen/Qwen3.8-2.4T-A95B""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
DeepSeek V2,DeepSeek,2024-05,2024-09,0.81648,2.112642,6.1236,"[{""model_or_date"": ""DeepSeek-V2 (MoE-236B)"", ""date"": ""2024-05-07"", ""month"": ""2024-05"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2405.04434"", ""https://github.com/deepseek-ai/DeepSeek-V2""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""DeepSeek-V2.5"", ""date"": ""2024-09-06"", ""month"": ""2024-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/deepseek-ai/DeepSeek-V2.5""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
DeepSeek V3 / R1 / V3.x,DeepSeek,2024-12,2025-12,2.788,8.364,25.092,"[{""model_or_date"": ""DeepSeek-V3"", ""date"": ""2024-12-24"", ""month"": ""2024-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2412.19437""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""DeepSeek-V3.2"", ""date"": ""2025-12-01"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://api-docs.deepseek.com/news/news251201""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
DeepSeek V4 Pro + Flash,DeepSeek,2026-04,2026-04,9.7584,26.34768,82.9464,"[{""model_or_date"": ""DeepSeek-V4-Pro"", ""date"": ""2026-04-24"", ""month"": ""2026-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/deepseek-ai/DeepSeek-V4-Pro/blob/main/DeepSeek_V4.pdf""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""DeepSeek-V4-Flash"", ""date"": ""2026-04-24"", ""month"": ""2026-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/deepseek-ai/DeepSeek-V4-Pro/blob/main/DeepSeek_V4.pdf""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
DeepSeek V4.1 Flash,DeepSeek,2026-09,2026-09,1.728,9.72,69.12,"[{""model_or_date"": ""DeepSeek V4.1 Flash"", ""date"": ""2026-09-09"", ""month"": ""2026-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/deepseek-ai/DeepSeek-V4.1-Flash/blob/main/DeepSeek_V41_Tech_Report.pdf"", ""https://www.deepseek.com/en/news/deepseek-v4-1-flash/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""DeepSeek V4.1 Flash"", ""date"": ""2026-09-09"", ""month"": ""2026-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/deepseek-ai/DeepSeek-V4.1-Flash/blob/main/DeepSeek_V41_Tech_Report.pdf"", ""https://www.deepseek.com/en/news/deepseek-v4-1-flash/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Kimi K2 / K2.5,Moonshot,2025-07,2026-02,4.6848,12.64896,39.8208,"[{""model_or_date"": ""Kimi K2"", ""date"": ""2025-07-11"", ""month"": ""2025-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://moonshotai.github.io/Kimi-K2/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Kimi K2.5"", ""date"": ""2026-02-02"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2602.02276""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Kimi K3,Moonshot,2026-07,2026-07,7.488,42.12,299.52,"[{""model_or_date"": ""Kimi K3"", ""date"": ""2026-07-16"", ""month"": ""2026-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/moonshotai/Kimi-K3""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Kimi K3"", ""date"": ""2026-07-16"", ""month"": ""2026-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/moonshotai/Kimi-K3""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
LongCat Flash + 2.0,Meituan,2025-09,2026-06,10.0,29.82096,204.0,"[{""model_or_date"": ""LongCat-Flash"", ""date"": ""2025-09-01"", ""month"": ""2025-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2509.01322""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""LongCat-2.0"", ""date"": ""2026-06-29"", ""month"": ""2026-06"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://longcat.chat/blog/longcat-2.0/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Ling 1T / 2.6,Ant Group,2025-10,2026-04,7.104,18.3816,53.28,"[{""model_or_date"": ""Ling-1T"", ""date"": ""2025-10-10"", ""month"": ""2025-10"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/inclusionAI/Ling-1T"", ""https://arxiv.org/pdf/2510.22115""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Ling-2.6-flash"", ""date"": ""2026-04-21"", ""month"": ""2026-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/inclusionAI/Ling-2.6-flash""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
GLM 4.5 / Air,Z.ai,2025-07,2025-12,4.87872,13.172544,41.46912,"[{""model_or_date"": ""GLM-4.5"", ""date"": ""2025-07-28"", ""month"": ""2025-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2508.06471""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""GLM-4.7"", ""date"": ""2025-12-22"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://z.ai/blog/glm-4.7""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
GLM 5 / 5.x,Z.ai,2026-02,2026-08,5.472,15.39,54.72,"[{""model_or_date"": ""GLM-5"", ""date"": ""2026-02-12"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/pdf/2602.15763"", ""https://z.ai/blog/glm-5""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""GLM-5.3"", ""date"": ""2026-08-14"", ""month"": ""2026-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://z.ai/blog/glm-5.3""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Hunyuan Large / Hy3 / Hy4,Tencent,2024-11,2026-08,5.144,23.4144,169.04,"[{""model_or_date"": ""Hunyuan-Large"", ""date"": ""2024-11-06"", ""month"": ""2024-11"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2411.02265""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Tencent Hy4 preview"", ""date"": ""2026-08-28"", ""month"": ""2026-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://hy.tencent.com/hy4-preview""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
K-EXAONE 1 / 2,LG AI Research,2025-12,2026-07,2.84,10.9512,34.476,"[{""model_or_date"": ""K-EXAONE"", ""date"": ""2025-12-31"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/LGAI-EXAONE""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""K-EXAONE 2.0"", ""date"": ""2026-07-31"", ""month"": ""2026-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/LGAI-EXAONE/K-EXAONE-2.0-750B-A37B"", ""https://github.com/LG-AI-EXAONE/K-EXAONE-2.0"", ""https://huggingface.co/LGAI-EXAONE/K-EXAONE-2.0-750B-A37B/blob/main/assets/K-EXAONE-2.0-Technical-Report.pdf""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Nemotron 3 / 3.5,NVIDIA,2025-12,2026-10,7.55,21.25,75.55,"[{""model_or_date"": ""Nemotron 3-Nano-30B-A3B"", ""date"": ""2025-12-15"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://research.nvidia.com/labs/nemotron/files/NVIDIA-Nemotron-3-Nano-Technical-Report.pdf""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Nemotron 3.5 Lightning"", ""date"": ""2026-08-11"", ""month"": ""2026-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://developer.nvidia.com/blog/nvidia-nemotron-3-5-lightning-delivers-fast-accurate-specialized-task-execution-for-long-running-agents/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Nemotron 3.5 Super-VL allowance"", ""month"": ""2026-10"", ""status"": ""unresolved_by_snapshot"", ""sources"": [""https://huggingface.co/nvidia/NVIDIA-Nemotron-3-Ultra-550B-A55B-Base-BF16"", ""https://huggingface.co/nvidia/NVIDIA-Nemotron-3.5-Super-VL-120B-A12B-Base-BF16"", ""https://huggingface.co/nvidia/NVIDIA-Nemotron-3-Super-120B-A12B-BF16"", ""https://huggingface.co/nvidia/NVIDIA-Nemotron-3-Nano-30B-A3B-Base-BF16"", ""https://huggingface.co/nvidia/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-BF16""], ""note"": ""Release month not independently resolved. Late edge extended to the snapshot month; not an asserted October release.""}]"
MiniMax Text-01 / M1,MiniMax,2025-01,2025-06,4.694048,10.836018999999999,29.678336,"[{""model_or_date"": ""MiniMax-Text-01"", ""date"": ""2025-01-14"", ""month"": ""2025-01"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2501.08313""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""MiniMax-M1-80k"", ""date"": ""2025-06-13"", ""month"": ""2025-06"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2506.13585""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
MiniMax M2 / M3,MiniMax,2025-10,2026-06,1.584,11.1375,79.2,"[{""model_or_date"": ""MiniMax-M2"", ""date"": ""2025-10-27"", ""month"": ""2025-10"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://www.minimax.io/news/minimax-m2""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""MiniMax-M3"", ""date"": ""2026-06-01"", ""month"": ""2026-06"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://www.minimax.io/blog/minimax-m3""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
ERNIE 4.5 text / VL,Baidu,2025-06,2025-06,2.256,7.56,40.8,"[{""model_or_date"": ""@2025-06-29"", ""date"": ""2025-06-29"", ""month"": ""2025-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/baidu/ERNIE-4.5-VL-424B-A47B-Base-PT"", ""https://epoch.ai/data/ai-models""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2025-06-29"", ""date"": ""2025-06-29"", ""month"": ""2025-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/baidu/ERNIE-4.5-VL-424B-A47B-Base-PT"", ""https://epoch.ai/data/ai-models""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Step 5,StepFun,2026-09,2026-09,1.296,9.1125,64.8,"[{""model_or_date"": ""Step 5 Preview"", ""date"": ""2026-09-18"", ""month"": ""2026-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://platform.stepfun.ai/docs/en/guides/models/step-5-preview""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Step 5 Preview"", ""date"": ""2026-09-18"", ""month"": ""2026-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://platform.stepfun.ai/docs/en/guides/models/step-5-preview""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Mixtral 8x7B / 8x22B,Mistral AI,2023-12,2024-04,0.74736,6.44598,37.368,"[{""model_or_date"": ""Mixtral 8x7B"", ""date"": ""2023-12-11"", ""month"": ""2023-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mixtral-of-experts/,"", ""https://arxiv.org/abs/2401.04088""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Mixtral 8x22B"", ""date"": ""2024-04-17"", ""month"": ""2024-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mixtral-8x22b/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Mistral Medium 3.5,Mistral AI,2024-11,2026-04,3.072,24.8832,156.672,"[{""model_or_date"": ""@2024-11-01"", ""date"": ""2024-11-01"", ""month"": ""2024-11"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/mistralai/Mistral-Medium-3.5-128B"", ""https://huggingface.co/mistralai/Devstral-2-123B-Instruct-2512"", ""https://mistral.ai/news/vibe-remote-agents-mistral-medium-3-5"", ""https://x.com/mertunsal2020/status/2049551864556143094"", ""https://huggingface.co/mistralai/Devstral-2-123B-Instruct-2512"", ""https://huggingface.co/mistralai/Mistral-Large-Instruct-2411""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""Mistral Medium 3.5"", ""date"": ""2026-04-29"", ""month"": ""2026-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/mistralai/Mistral-Medium-3.5-128B""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Falcon 7B / 40B / 180B,TII,2023-05,2023-09,6.0921,14.01183,36.5526,"[{""model_or_date"": ""@2023-05-01"", ""date"": ""2023-05-01"", ""month"": ""2023-05"", ""status"": ""primary_release_month"", ""sources"": [""https://www.tii.ae/news/uaes-technology-innovation-institute-launches-open-source-falcon-40b-large-language-model""], ""note"": ""First open release May 2023; earlier Epoch announcement is not the weight release.""}, {""model_or_date"": ""Falcon-180B"", ""date"": ""2023-09-06"", ""month"": ""2023-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://falconllm.tii.ae/falcon-180b.html;"", ""https://arxiv.org/abs/2311.16867""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
BLOOM,BigScience,2022-07,2022-07,1.078272,2.264371,3.881779,"[{""model_or_date"": ""BLOOM-176B"", ""date"": ""2022-07-11"", ""month"": ""2022-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2211.05100""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""BLOOM-176B"", ""date"": ""2022-07-11"", ""month"": ""2022-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2211.05100""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
FLUX 1 / 2,Black Forest Labs,2024-08,2025-11,1,8,40,"[{""model_or_date"": ""Flux.1 [dev]"", ""date"": ""2024-08-01"", ""month"": ""2024-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://blackforestlabs.ai/announcing-black-forest-labs/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""FLUX.2"", ""date"": ""2025-11-25"", ""month"": ""2025-11"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://bfl.ai/blog/flux-2,"", ""https://github.com/black-forest-labs/flux2""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Stable Diffusion 1 / 2 / XL / 3 / 3.5,Stability AI,2022-08,2024-10,1,5,25,"[{""model_or_date"": ""@2022-08-22"", ""date"": ""2022-08-22"", ""month"": ""2022-08"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2403.03206"", ""https://huggingface.co/stabilityai/stable-diffusion-xl-base-1.0""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-10-29"", ""date"": ""2024-10-29"", ""month"": ""2024-10"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2403.03206"", ""https://huggingface.co/stabilityai/stable-diffusion-xl-base-1.0""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Wan 2.1 / 2.2,Alibaba,2025-02,2025-08,0.5,3,15,"[{""model_or_date"": ""Wan 2.1 14B I2V"", ""date"": ""2025-02-25"", ""month"": ""2025-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2503.20314""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""@2025-08-26"", ""date"": ""2025-08-26"", ""month"": ""2025-08"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2503.20314"", ""https://huggingface.co/Wan-AI/Wan2.1-T2V-14B""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Whisper,OpenAI,2022-09,2023-11,0.12,0.828,4.8,"[{""model_or_date"": ""Whisper"", ""date"": ""2022-09-21"", ""month"": ""2022-09"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://cdn.openai.com/papers/whisper.pdf"", ""https://arxiv.org/abs/2212.04356""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""@2023-11-06"", ""date"": ""2023-11-06"", ""month"": ""2023-11"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/openai/whisper-large-v3"", ""https://epoch.ai/data/ai-models""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Gemma 2,Google,2024-06,2024-07,2.0496,5.53392,16.3968,"[{""model_or_date"": ""@2024-06-27"", ""date"": ""2024-06-27"", ""month"": ""2024-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2408.00118""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-07-31"", ""date"": ""2024-07-31"", ""month"": ""2024-07"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2408.00118""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Gemma 3,Google,2025-03,2025-03,2.592,6.9984,20.736,"[{""model_or_date"": ""@2025-03-12"", ""date"": ""2025-03-12"", ""month"": ""2025-03"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2503.19786""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2025-03-12"", ""date"": ""2025-03-12"", ""month"": ""2025-03"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2503.19786""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Gemma 4,Google,2026-04,2026-06,1.8048,9.1368,57.528,"[{""model_or_date"": ""Gemma 4 31B IT"", ""date"": ""2026-04-02"", ""month"": ""2026-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Gemma 4 12B"", ""date"": ""2026-06-03"", ""month"": ""2026-06"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://ai.google.dev/gemma/docs/core/model_card_4""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
gpt-oss 120B / 20B,OpenAI,2025-08,2025-08,3.465,5.775,12.012,"[{""model_or_date"": ""@2025-08-05"", ""date"": ""2025-08-05"", ""month"": ""2025-08"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2508.10925""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2025-08-05"", ""date"": ""2025-08-05"", ""month"": ""2025-08"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2508.10925""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
OLMo 2,Ai2,2024-12,2025-03,1.368,3.5397,10.26,"[{""model_or_date"": ""OLMo 2 Furious 7B"", ""date"": ""2024-12-31"", ""month"": ""2024-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2501.00656""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""OLMo 2 32B"", ""date"": ""2025-03-13"", ""month"": ""2025-03"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://allenai.org/blog/olmo2-32B""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Granite 3 dense,IBM,2024-10,2024-12,0.576,1.4904,4.32,"[{""model_or_date"": ""@2024-10-21"", ""date"": ""2024-10-21"", ""month"": ""2024-10"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/ibm-granite/granite-3.0-8b-base""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-12-18"", ""date"": ""2024-12-18"", ""month"": ""2024-12"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/ibm-granite/granite-3.0-8b-base""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Phi 4,Microsoft,2025-01,2025-01,0.65856,1.778112,5.59776,"[{""model_or_date"": ""@2025-01-08"", ""date"": ""2025-01-08"", ""month"": ""2025-01"", ""status"": ""primary_release_month"", ""sources"": [""https://techcommunity.microsoft.com/blog/azure-ai-foundry-blog/introducing-phi-4-microsoft%E2%80%99s-newest-small-language-model-specializing-in-comple/4357090""], ""note"": ""January 8 update announces Hugging Face availability; December commits do not establish public access.""}, {""model_or_date"": ""@2025-01-08"", ""date"": ""2025-01-08"", ""month"": ""2025-01"", ""status"": ""primary_release_month"", ""sources"": [""https://techcommunity.microsoft.com/blog/azure-ai-foundry-blog/introducing-phi-4-microsoft%E2%80%99s-newest-small-language-model-specializing-in-comple/4357090""], ""note"": ""January 8 update announces Hugging Face availability; December commits do not establish public access.""}]"
Nemotron 4 / H,NVIDIA,2024-06,2025-04,20.64,53.41,154.8,"[{""model_or_date"": ""Nemotron-4 340B"", ""date"": ""2024-06-14"", ""month"": ""2024-06"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://blogs.nvidia.com/blog/nemotron-4-synthetic-data-generation-llm-training/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""@2025-04-14"", ""date"": ""2025-04-14"", ""month"": ""2025-04"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/nvidia/Nemotron-4-340B-Base"", ""https://arxiv.org/abs/2504.03624""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Trinity Large,Arcee / Prime Intellect,2026-02,2026-02,1.0608,2.74482,7.956,"[{""model_or_date"": ""Arcee Trinity Large"", ""date"": ""2026-02-19"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2602.17004""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Arcee Trinity Large"", ""date"": ""2026-02-19"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2602.17004""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Step Video,StepFun,2025-02,2025-02,1.2,8.490272,48.0,"[{""model_or_date"": ""@2025-02-24"", ""date"": ""2025-02-24"", ""month"": ""2025-02"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2502.10248"", ""https://huggingface.co/stepfun-ai/stepvideo-t2v""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2025-02-24"", ""date"": ""2025-02-24"", ""month"": ""2025-02"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2502.10248"", ""https://huggingface.co/stepfun-ai/stepvideo-t2v""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Inkling / Small,Thinking Machines,2026-07,2026-07,9.72,32.2,123.12,"[{""model_or_date"": ""Inkling"", ""date"": ""2026-07-15"", ""month"": ""2026-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://thinkingmachines.ai/news/introducing-inkling/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Inkling-Small"", ""date"": ""2026-07-30"", ""month"": ""2026-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://thinkingmachines.ai/news/introducing-inkling/"", ""https://thinkingmachines.ai/model-card/inkling-small/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
MiMo 7B / V2 Flash / V2.5 Pro,Xiaomi,2025-06,2026-04,8.2272,22.21344,69.9312,"[{""model_or_date"": ""@2025-06-05"", ""date"": ""2025-06-05"", ""month"": ""2025-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/XiaomiMiMo/MiMo-V2-Flash"", ""https://huggingface.co/XiaomiMiMo/MiMo-V2.5-Pro"", ""https://arxiv.org/abs/2505.07608""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2026-04-23"", ""date"": ""2026-04-23"", ""month"": ""2026-04"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/XiaomiMiMo/MiMo-V2-Flash"", ""https://huggingface.co/XiaomiMiMo/MiMo-V2.5-Pro"", ""https://arxiv.org/abs/2505.07608""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
TeleChat 1 / 2,China Telecom,2024-04,2024-09,5.62272,15.84,60.0,"[{""model_or_date"": ""@2024-04-01"", ""date"": ""2024-04-01"", ""month"": ""2024-04"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/Tele-AI/TeleChat2-115B"", ""https://github.com/Tele-AI/TeleChat2""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-09-20"", ""date"": ""2024-09-20"", ""month"": ""2024-09"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/Tele-AI/TeleChat2-115B"", ""https://github.com/Tele-AI/TeleChat2""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Apertus 8B / 70B,Swiss AI,2025-09,2025-09,5.968,15.4422,44.76,"[{""model_or_date"": ""@2025-09-02"", ""date"": ""2025-09-02"", ""month"": ""2025-09"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/swiss-ai/Apertus-70B-2509"", ""https://github.com/swiss-ai/apertus-tech-report/blob/main/Apertus_Tech_Report.pdf""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2025-09-02"", ""date"": ""2025-09-02"", ""month"": ""2025-09"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/swiss-ai/Apertus-70B-2509"", ""https://github.com/swiss-ai/apertus-tech-report/blob/main/Apertus_Tech_Report.pdf""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Solar Open 100B / Open2 250B,Upstage,2025-12,2026-06,7.13472,12.55312,21.6736,"[{""model_or_date"": ""@2025-12-31"", ""date"": ""2025-12-31"", ""month"": ""2025-12"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/upstage/Solar-Open2-250B"", ""https://huggingface.co/upstage/Solar-Open-100B"", ""https://epoch.ai/data/ai-models""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2026-06-28"", ""date"": ""2026-06-28"", ""month"": ""2026-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/upstage/Solar-Open2-250B"", ""https://huggingface.co/upstage/Solar-Open-100B"", ""https://epoch.ai/data/ai-models""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
DBRX,Databricks,2024-03,2024-03,2.0736,5.36544,15.552,"[{""model_or_date"": ""@2024-03-27"", ""date"": ""2024-03-27"", ""month"": ""2024-03"", ""status"": ""working_month_unverified"", ""sources"": [""https://www.databricks.com/blog/introducing-dbrx-new-state-art-open-llm"", ""https://huggingface.co/databricks/dbrx-base""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-03-27"", ""date"": ""2024-03-27"", ""month"": ""2024-03"", ""status"": ""working_month_unverified"", ""sources"": [""https://www.databricks.com/blog/introducing-dbrx-new-state-art-open-llm"", ""https://huggingface.co/databricks/dbrx-base""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Grok 1,xAI,2024-03,2024-03,1.2,6.003,42.0,"[{""model_or_date"": ""@2024-03-17"", ""date"": ""2024-03-17"", ""month"": ""2024-03"", ""status"": ""primary_release_month"", ""sources"": [""https://x.ai/news/grok-os""], ""note"": ""Open release March 17, 2024, not November 2023 API debut.""}, {""model_or_date"": ""@2024-03-17"", ""date"": ""2024-03-17"", ""month"": ""2024-03"", ""status"": ""primary_release_month"", ""sources"": [""https://x.ai/news/grok-os""], ""note"": ""Open release March 17, 2024, not November 2023 API debut.""}]"
Command R / R+,Cohere,2024-03,2024-04,1.3344,9.007200000000001,50.04,"[{""model_or_date"": ""@2024-03-11"", ""date"": ""2024-03-11"", ""month"": ""2024-03"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/CohereLabs/c4ai-command-r-plus""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-04-04"", ""date"": ""2024-04-04"", ""month"": ""2024-04"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/CohereLabs/c4ai-command-r-plus""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Mistral Large 3 — base,Mistral AI,2025-12,2025-12,1.968,7.9704,29.52,"[{""model_or_date"": ""Mistral Large 3"", ""date"": ""2025-12-02"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-3/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Mistral Large 3"", ""date"": ""2025-12-02"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-3/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Nemotron Nano 2 — 12B base,NVIDIA,2025-08,2025-08,1.1817600000000001,2.65896,5.9088,"[{""model_or_date"": ""NVIDIA-Nemotron-Nano-12B-v2"", ""date"": ""2025-08-18"", ""month"": ""2025-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/nvidia/NVIDIA-Nemotron-Nano-12B-v2""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""NVIDIA-Nemotron-Nano-12B-v2"", ""date"": ""2025-08-18"", ""month"": ""2025-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/nvidia/NVIDIA-Nemotron-Nano-12B-v2""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Cosmos 1 / Predict1 — allocation scenario,NVIDIA,2025-01,2025-01,8.1,27.0,64.8,"[{""model_or_date"": ""Cosmos-Predict1-7b-Video2World"", ""date"": ""2025-01-07"", ""month"": ""2025-01"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2501.03575""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Cosmos-Predict1-14b-Video2World"", ""date"": ""2025-01-07"", ""month"": ""2025-01"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2501.03575""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Cosmos 3 Nano + Super — generator increment,NVIDIA,2026-05,2026-05,4.319616,9.719136,43.19616,"[{""model_or_date"": ""@2026-05-31"", ""date"": ""2026-05-31"", ""month"": ""2026-05"", ""status"": ""primary_release_month"", ""sources"": [""https://developer.nvidia.com/drive/downloads""], ""note"": ""NVIDIA lists May 31, 2026 for Nano and Super.""}, {""model_or_date"": ""@2026-05-31"", ""date"": ""2026-05-31"", ""month"": ""2026-05"", ""status"": ""primary_release_month"", ""sources"": [""https://developer.nvidia.com/drive/downloads""], ""note"": ""NVIDIA lists May 31, 2026 for Nano and Super.""}]"
Command A — 111B base,Cohere,2025-03,2025-03,0,21.5784,79.92,"[{""model_or_date"": ""Cohere Command A"", ""date"": ""2025-03-13"", ""month"": ""2025-03"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://cohere.com/blog/command-a"", ""https://huggingface.co/CohereForAI/c4ai-command-a-03-2025?ref=cohere-ai.ghost.io""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Cohere Command A"", ""date"": ""2025-03-13"", ""month"": ""2025-03"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://cohere.com/blog/command-a"", ""https://huggingface.co/CohereForAI/c4ai-command-a-03-2025?ref=cohere-ai.ghost.io""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Command A+ — 25B active base,Cohere,2026-05,2026-05,0,6.75,24.0,"[{""model_or_date"": ""Command A+"", ""date"": ""2026-05-20"", ""month"": ""2026-05"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://docs.cohere.com/changelog/command-a-plus-05-2026""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Command A+"", ""date"": ""2026-05-20"", ""month"": ""2026-05"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://docs.cohere.com/changelog/command-a-plus-05-2026""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Grok 2 — 2024 base scenario,xAI,2025-08,2025-08,0,9.763200000000001,40.68,"[{""model_or_date"": ""@2025-08-23"", ""date"": ""2025-08-23"", ""month"": ""2025-08"", ""status"": ""primary_upload_month_proxy"", ""sources"": [""https://huggingface.co/xai-org/grok-2/commits/main""], ""note"": ""August 2025 weights/upload history; 2024 is the training/API generation, not open release. Commit time alone does not prove public visibility.""}, {""model_or_date"": ""@2025-08-23"", ""date"": ""2025-08-23"", ""month"": ""2025-08"", ""status"": ""primary_upload_month_proxy"", ""sources"": [""https://huggingface.co/xai-org/grok-2/commits/main""], ""note"": ""August 2025 weights/upload history; 2024 is the training/API generation, not open release. Commit time alone does not prove public visibility.""}]"
A.X K1,SK Telecom,2025-12,2025-12,1.584,6.4152000000000005,23.76,"[{""model_or_date"": ""A.X K1"", ""date"": ""2025-12-30"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2601.09200"", ""https://huggingface.co/skt/A.X-K1""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""A.X K1"", ""date"": ""2025-12-30"", ""month"": ""2025-12"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2601.09200"", ""https://huggingface.co/skt/A.X-K1""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
A.X K2 — pretraining,SK Telecom,2026-07,2026-07,1.29888,2.9224799999999997,6.4944,"[{""model_or_date"": ""A.X K2"", ""date"": ""2026-07-29"", ""month"": ""2026-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/skt/A.X-K2"", ""https://github.com/SKT-AI/A.X-K2/blob/main/A_X_K2_Tech_Report.pdf""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""A.X K2"", ""date"": ""2026-07-29"", ""month"": ""2026-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/skt/A.X-K2"", ""https://github.com/SKT-AI/A.X-K2/blob/main/A_X_K2_Tech_Report.pdf""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Qwen 2 — dense 0.5/1.5/7/72B,Alibaba,2024-06,2024-06,2.7336,6.1506,13.668,"[{""model_or_date"": ""@2024-06-07"", ""date"": ""2024-06-07"", ""month"": ""2024-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2407.10671v1""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-06-07"", ""date"": ""2024-06-07"", ""month"": ""2024-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2407.10671v1""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Qwen 2 57B-A14B — upcycling increment,Alibaba,2024-06,2024-06,0.3024,0.6804,1.512,"[{""model_or_date"": ""@2024-06-07"", ""date"": ""2024-06-07"", ""month"": ""2024-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2407.10671v1""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-06-07"", ""date"": ""2024-06-07"", ""month"": ""2024-06"", ""status"": ""working_month_unverified"", ""sources"": [""https://arxiv.org/html/2407.10671v1""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
GLM 4 32B — April 2025 base,Z.ai,2025-04,2025-04,2.304,5.184,11.52,"[{""model_or_date"": ""GLM-4-32B-0414"", ""date"": ""2025-04-14"", ""month"": ""2025-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/zai-org/GLM-4-32B-0414""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""GLM-4-32B-0414"", ""date"": ""2025-04-14"", ""month"": ""2025-04"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://huggingface.co/zai-org/GLM-4-32B-0414""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Seed-OSS 36B — base,ByteDance Seed,2025-08,2025-08,2.0736000000000003,4.6656,10.368,"[{""model_or_date"": ""Seed-OSS-36B-Base"", ""date"": ""2025-08-21"", ""month"": ""2025-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://seed.bytedance.com/en/blog/seed-oss-open-source-models-release""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Seed-OSS-36B-Base"", ""date"": ""2025-08-21"", ""month"": ""2025-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://seed.bytedance.com/en/blog/seed-oss-open-source-models-release""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Chameleon 7B + 34B — pretraining,Meta,2024-06,2024-06,5.138888,10.277776,15.416664,"[{""model_or_date"": ""@2024-06-18"", ""date"": ""2024-06-18"", ""month"": ""2024-06"", ""status"": ""primary_release_month"", ""sources"": [""https://ai.meta.com/resources/models-and-libraries/chameleon-downloads/""], ""note"": ""Weights release June 18, 2024, not May paper publication.""}, {""model_or_date"": ""@2024-06-18"", ""date"": ""2024-06-18"", ""month"": ""2024-06"", ""status"": ""primary_release_month"", ""sources"": [""https://ai.meta.com/resources/models-and-libraries/chameleon-downloads/""], ""note"": ""Weights release June 18, 2024, not May paper publication.""}]"
Code Llama — released 12-model increment,Meta,2023-08,2024-01,1.4,2.8,4.2,"[{""model_or_date"": ""@2023-08-24"", ""date"": ""2023-08-24"", ""month"": ""2023-08"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/meta-llama/CodeLlama-70b-hf""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2024-01-29"", ""date"": ""2024-01-29"", ""month"": ""2024-01"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/meta-llama/CodeLlama-70b-hf""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
CWM — pretraining + mid-training,Meta,2025-09,2025-09,1.9968000000000001,4.4928,9.984,"[{""model_or_date"": ""@2025-09-24"", ""date"": ""2025-09-24"", ""month"": ""2025-09"", ""status"": ""primary_release_month"", ""sources"": [""https://ai.meta.com/research/publications/cwm-an-open-weights-llm-for-research-on-code-generation-with-world-models""], ""note"": ""Release announcement September 24, 2025.""}, {""model_or_date"": ""@2025-09-24"", ""date"": ""2025-09-24"", ""month"": ""2025-09"", ""status"": ""primary_release_month"", ""sources"": [""https://ai.meta.com/research/publications/cwm-an-open-weights-llm-for-research-on-code-generation-with-world-models""], ""note"": ""Release announcement September 24, 2025.""}]"
Jamba 1.5 Large — base scenario,AI21 Labs,2024-08,2024-08,0,8.121599999999999,33.84,"[{""model_or_date"": ""Jamba 1.5-Large"", ""date"": ""2024-08-22"", ""month"": ""2024-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2408.12570"", ""https://www.ai21.com/blog/announcing-jamba-model-family"", ""https://huggingface.co/ai21labs/AI21-Jamba-1.5-Large""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Jamba 1.5-Large"", ""date"": ""2024-08-22"", ""month"": ""2024-08"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2408.12570"", ""https://www.ai21.com/blog/announcing-jamba-model-family"", ""https://huggingface.co/ai21labs/AI21-Jamba-1.5-Large""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Step 3 — base scenario,StepFun,2025-07,2025-07,0,7.3872,27.36,"[{""model_or_date"": ""@2025-07-01"", ""date"": ""2025-07-01"", ""month"": ""2025-07"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/stepfun-ai/step3""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}, {""model_or_date"": ""@2025-07-31"", ""date"": ""2025-07-31"", ""month"": ""2025-07"", ""status"": ""working_month_unverified"", ""sources"": [""https://huggingface.co/stepfun-ai/step3""], ""note"": ""Curated working month for the budgeted release; open-weight availability still requires independent verification.""}]"
Step 3.5 Flash — base scenario,StepFun,2026-02,2026-02,0,2.9699999999999998,10.56,"[{""model_or_date"": ""Step 3.5 Flash"", ""date"": ""2026-02-02"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://static.stepfun.com/blog/step-3.5-flash/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Step 3.5 Flash"", ""date"": ""2026-02-02"", ""month"": ""2026-02"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://static.stepfun.com/blog/step-3.5-flash/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
OLMo 3 — 7B + 32B pretraining,Ai2,2025-11,2025-11,1.0440479999999999,2.3491079999999998,5.2202399999999995,"[{""model_or_date"": ""Olmo 3"", ""date"": ""2025-11-20"", ""month"": ""2025-11"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2512.13961""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Olmo 3"", ""date"": ""2025-11-20"", ""month"": ""2025-11"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://arxiv.org/abs/2512.13961""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Mistral Small 4 — base scenario,Mistral AI,2026-03,2026-03,0,1.755,6.24,"[{""model_or_date"": ""Mistral Small 4"", ""date"": ""2026-03-16"", ""month"": ""2026-03"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-small-4/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Mistral Small 4"", ""date"": ""2026-03-16"", ""month"": ""2026-03"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-small-4/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Mistral Small 3 — 24B base scenario,Mistral AI,2025-01,2025-01,0,4.6656,17.28,"[{""model_or_date"": ""Mistral Small 3"", ""date"": ""2025-01-30"", ""month"": ""2025-01"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-small-3/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Mistral Small 3"", ""date"": ""2025-01-30"", ""month"": ""2025-01"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-small-3/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Mistral NeMo — 12B joint base,Mistral AI,2024-07,2024-07,0.2304,1.0368,4.32,"[{""model_or_date"": ""Mistral NeMo"", ""date"": ""2024-07-18"", ""month"": ""2024-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-nemo/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Mistral NeMo"", ""date"": ""2024-07-18"", ""month"": ""2024-07"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/mistral-nemo/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"
Mistral 7B — original base,Mistral AI,2023-09,2023-09,0.05184000000000001,0.1944,0.6912,"[{""model_or_date"": ""@2023-09-27"", ""date"": ""2023-09-27"", ""month"": ""2023-09"", ""status"": ""primary_release_month"", ""sources"": [""https://mistral.ai/news/announcing-mistral-7b/""], ""note"": ""Release September 27, 2023, not October paper date.""}, {""model_or_date"": ""@2023-09-27"", ""date"": ""2023-09-27"", ""month"": ""2023-09"", ""status"": ""primary_release_month"", ""sources"": [""https://mistral.ai/news/announcing-mistral-7b/""], ""note"": ""Release September 27, 2023, not October paper date.""}]"
Codestral 22B — one base scenario,Mistral AI,2024-05,2024-05,0,1.9180799999999998,7.991999999999999,"[{""model_or_date"": ""Codestral"", ""date"": ""2024-05-29"", ""month"": ""2024-05"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/codestral/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}, {""model_or_date"": ""Codestral"", ""date"": ""2024-05-29"", ""month"": ""2024-05"", ""status"": ""epoch_publication_proxy"", ""sources"": [""https://epoch.ai/data/notable-ai-models"", ""https://mistral.ai/news/codestral/""], ""note"": ""Exact named Epoch row; Publication date is a secondary proxy, not independently verified weight availability.""}]"