{"slug": "new-model-leanstral-1-5-mistral-ai", "title": "New model: Leanstral 1.5 (Mistral AI)", "summary": "Mistral AI released Leanstral 1.5 on 2026-06-30, a text-and-image model with a 262k-token context window and 128k maximum output, according to the model listing at labs-leanstral-1-5-1. No retirement date has been announced for the model, which is also identified as mistral/labs-leanstral-1-5-1.", "body_md": "MS● Healthy\n\n# Leanstral 1.5\n\nMistral AI · labs-leanstral-1-5-1\n\nReleased2026-06-30\n\nRetiresno announced date\n\nleanstraltext+image262k context128k max out\n\nalso matches: \n\n`labs-leanstral-1-5-1`` mistral/labs-leanstral-1-5-1`\n[provider announcement →](https://models.dev/mistral/labs-leanstral-1-5-1)\n\nDoes your code call Leanstral 1.5?\n\n$ curl -fsSL https://llmstatus.ai/install.sh | bash\n\nThen `mm status` in any repo — it finds every model you use and flags the ones on a clock. No account, nothing uploaded.\n\n[Get alerted before it retires →](https://llmstatus.ai/sign-up)", "url": "https://wpnews.pro/news/new-model-leanstral-1-5-mistral-ai", "canonical_source": "https://llmstatus.ai/m/mistral/mistral/labs-leanstral-1-5-1", "published_at": "2026-10-07 18:00:33+00:00", "updated_at": "2026-10-07 18:48:30.331351+00:00", "lang": "en", "topics": ["large-language-models", "ai-products", "generative-ai"], "entities": ["Mistral AI", "Leanstral 1.5", "labs-leanstral-1-5-1", "models.dev", "llmstatus.ai"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/new-model-leanstral-1-5-mistral-ai", "markdown": "https://wpnews.pro/news/new-model-leanstral-1-5-mistral-ai.md", "text": "https://wpnews.pro/news/new-model-leanstral-1-5-mistral-ai.txt", "jsonld": "https://wpnews.pro/news/new-model-leanstral-1-5-mistral-ai.jsonld"}}