8 releases from to
Everything Mistral AI shipped in June 2026, collected from official Mistral AI sources. Each entry is dated and links to the page it came from.
June 2026 was Mistral AI's 2nd busiest month of the 12 months to then: 8 releases, about 2× its monthly average of 4. That was 2 releases more than May 2026. Most were Model (5), followed by API (3).
Releases
8
+2 vs May 2026
Rank of 12 months
2nd
Average 4 a month
Most shipped
Model
5 releases
We released Leanstral 1.5 ( labs-leanstral-1-5 ), an updated Lean 4 formal proof engineering model with improved SFT mixture quality and extended long-context reasoning. This model will be retired on September 30, 2026 .
Source: Mistral Docs ChangelogReleased Leanstral 1.5, an updated Lean 4 formal proof engineering model with improved SFT mixture quality and extended long-context reasoning. This model will be retired on September 30, 2026.
Source: Mistral Docs ChangelogWe released OCR 4 ( mistral-ocr-4-0 ). mistral-ocr-latest now points to it.
Source: Mistral Docs ChangelogNewest first. Each entry links to the official page it came from.
The OCR API confidence_scores_granularity parameter now supports "block" granularity. "page" returns page-level scores only, "block" returns page-level and block-level scores, and "word" returns page-level and word-level scores.
We released Leanstral 1.5 ( labs-leanstral-1-5 ), an updated Lean 4 formal proof engineering model with improved SFT mixture quality and extended long-context reasoning. This model will be retired on September 30, 2026 .
Released Leanstral 1.5, an updated Lean 4 formal proof engineering model with improved SFT mixture quality and extended long-context reasoning. This model will be retired on September 30, 2026.
The pages parameter in our OCR API now also accepts a string of comma-separated digits and ranges (e.g. "0,1,2" , "0-5" , or "0,2-4" ) in addition to a list of integers.
Introducing include_blocks in our OCR API. 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 ) i…
We released OCR 4 ( mistral-ocr-4-0 ). mistral-ocr-latest now points to it.
Released Mistral Small 3.2.
Released Magistral Medium (magistral-medium-2506) and Magistral Small (magistral-small-2506).
Mistral AI releases per month, for June 2026 and the 11 months before it. A taller bar means more releases that month; the dated entries for each month are on its own page.
13 of the companies we track shipped in June 2026; Mistral AI ranks 4th by number of releases.
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