Skip to content
Back

Mistral AIMistral API

OCR 4.0 is deprecated and retires on September 30, 2026

AI summary

Written by AI from the official notes. Check them for exact details.

OCR 4.0 and Leanstral 1.5 are deprecated, with retirement dates set for September 30, 2026.

  • OCR 4.0 is deprecated; switch to OCR 4.1.
  • Leanstral 1.5 is deprecated; retirement on September 30, 2026.
  • Z.ai GLM 5.2 is deprecated; upgrade to Z.ai GLM 5.3.

Why it matters: Users of OCR 4.0 and Leanstral 1.5 should transition to newer versions to ensure continued support.

Official notes on docs.mistral.ai

Full release notes3 changes

  • OCR 4.0 (mistral-ocr-4-0) is deprecated and retires on September 30, 2026. Use OCR 4.1 (mistral-ocr-4-1 or mistral-ocr-latest) instead, at the same price.
  • Leanstral 1.5 (labs-leanstral-1-5), an experimental Labs model, is deprecated and retires on September 30, 2026.
  • Z.ai GLM 5.2 (zai-glm-5-2) is deprecated and retires on October 31, 2026. Use Z.ai GLM 5.3 (zai-glm-5-3) instead, at the same price.