Release notes
Mistral AI's official changelog: new Mistral models and changes for developers.
New model·Aug 31, 2026
OCR 4.1 (mistral-ocr-4-1) is now Generally Available.
Mistral API·Jul 16, 2026
"page" returns page-level scores only, "block" returns page-level and block-level scores, and "word" returns page-level and word-level scores.
New model·Jul 16, 2026
We released OCR 4.1 (mistral-ocr-4-1). mistral-ocr-latest and mistral-ocr-4 now point to it.
New model·Jun 30, 2026
This model will be retired on September 30, 2026.
Mistral API·Jun 23, 2026
When set to true, each page returns a blocks array with paragraph-level bounding boxes and a structural label (text, title, list, table, image, equation, caption, code, references, aside_text, header, footer, signature) in reading order. Learn more in our OCR documentation. The pages parameter in our OCR API now also accepts a string of comma-separated digits and ranges (e.g.
New model·Jun 23, 2026
We released OCR 4 (mistral-ocr-4-0). mistral-ocr-latest now points to it.
Mistral API·May 28, 2026
Work for productivity on web and mobile, with Skills, Workflows, Connectors, Libraries, and scheduled tasks. Code for developers, covering the Vibe CLI, the VS Code extension, and Vibe Code Web for remote coding sessions in a managed cloud sandbox. Chat preserves the legacy Le Chat experience for existing workflows. Documentation restructured: previous /le-chat/* and /mistral-vibe/* paths now redirect to the new /vibe/* tree.
New model·Apr 28, 2026
Released as open weights under a Modified MIT license.
New model·Mar 23, 2026
We released Voxtral TTS (voxtral-tts-2603), our state-of-the-art text-to-speech model with zero-shot voice cloning, multilingual support, and real-time streaming.
New model·Mar 16, 2026
We released Leanstral (labs-leanstral-2603), our first open-source code agent designed for Lean 4 formal proof engineering.
Mistral API·Mar 12, 2026
Guardrails can now be configured directly on an Agent via the guardrails parameter. Guardrails can be passed per-request on POST /v1/conversations using the guardrails field. Guardrails can be passed per-request on POST /v1/chat/completions using the guardrails field.
New model·Mar 12, 2026
We released Mistral Moderation 2603 (mistral-moderation-2603).
New model·Feb 4, 2026
Introducing context biasing in our Audio Transcriptions API, Introducing diarize in our Audio Transcriptions API.
Mistral API·Jan 27, 2026
Document Annotations update and improvements, 8 page limit removed.
New model·Jan 27, 2026
Devstral 2.0 moves to paid API access.
Mistral API·Jan 19, 2026
We released inline batching allowing the creation of batch jobs without file uploading.
Mistral API·Dec 18, 2025
Introducing extract_footer, extract_header in our OCR API, as well as hyperlinks output.
New model·Dec 18, 2025
We released OCR 3 (mistral-ocr-2512).
New model·Dec 16, 2025
We released Mistral Small Creative (labs-mistral-small-creative) as a Labs model.
Mistral API·Dec 9, 2025
We released Mistral Vibe.
New model·Dec 9, 2025
We released Devstral 2 (devstral-2512) and Devstral Small 2 (labs-devstral-small-2512).
New model·Dec 2, 2025
We released Mistral Large 3 (mistral-large-2512) and Ministral 3 (ministral-3b-2512, ministral-8b-2512 and ministral-14b-2512).
New model·Sep 17, 2025
We released Magistral Medium 1.2 (magistral-medium-2509) and Magistral Small 1.2 (magistral-small-2509).
Mistral API·Aug 27, 2025
Implemented for security to prevent token-length side-channel attacks, as reported by Microsoft researchers. Note that this change may break applications relying on strict parsing of the chunks.
New model·Aug 12, 2025
We released Mistral Medium 3.1 (mistral-medium-2508).
New model·Jul 30, 2025
We released Codestral 2508 (codestral-2508).
Mistral API·Jul 24, 2025
SDK support for Audio and Transcription available.
New model·Jul 24, 2025
We released Magistral Medium 1.1 (magistral-medium-2507) and Magistral Small 1.1 (magistral-small-2507).
New model·Jul 15, 2025
Voxtral Small (voxtral-small-2507) available for chat use cases Voxtral Mini (voxtral-mini-2507) available for chat use cases Voxtral Mini Transcribe (voxtral-mini-2507 via audio/transcriptions) optimized for transcription
New model·Jul 10, 2025
We released Devstral Small 1.1 (devstral-small-2507) and Devstral Medium (devstral-medium-2507).