Mistral Large 4: release report
Mistral released Mistral Large 4 on October 6, 2026. Specs, price and where it ranks, with more added as evidence arrives.
The release
Mistral released Mistral Large 4 on October 6, 2026. Read the announcement.
Mistral's 1T-parameter multimodal MoE for reasoning, coding, and agentic work.
- Context window: 1,048,576 tokens, up to 262,144 out
- Takes text and image. Returns text.
- Reasoning model.
- Closed weights.
Mistral's release before this was Robostral Navigate on July 8, 2026, 90 days earlier. Over the past year it has shipped a model every 9 days on median (10 releases).
Price
$0.68 per million input tokens and $2.09 per million output tokens on Mistral's API. Cached input is $0.070. Mistral Large 3, the model it follows, costs $0.50 and $1.50.
Where it ranks
Added October 15, 2026.
Epoch AI's Capabilities Index puts it at 146.9 (95% interval 143.7 to 150.9), number 71 of 277 models Epoch has scored. The frontier reached this level 15.9 months before it shipped.
Each section was written on the date shown and is not revised afterwards. Specifications from Models.dev, prices from provider listings, capability scores from Epoch AI under CC BY 4.0, chess and sudoku results from Model Cadence Bench.