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On October 28, 2026, Mistral AI launched the public preview of the Responses API, aimed at developers building agents on the Mistral platform. According to information posted by Mistral AI on X, the API returns the model's answer, reasoning process, and tool calls as separate entries with each response, making it easier for applications to process them step by step than with Chat Completions. The API is available for all chat models hosted by Mistral, including Large 4. Currently, this event has only this single piece of evidence, with no subsequent developments yet.
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Mistral Launches Public Preview of Responses API for Agent BuildingDevelopments
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- Source:Mistral AI · X
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Oct 28
Mistral AI · X
Mistral Launches Public Preview of Responses API for Agent Building
Mistral has released a public preview of the Responses API for building agents on Mistral. Each response returns the model's answer, reasoning process, and tool calls as independent items, making it easier for applications to process them step by step than with Chat Completions. The API is available for all chat models hosted by Mistral, including Large 4.