Mistral Announces Agents API, with Code Execution, Search, and MCP Support

Mistral has announced its new Agents API, which captures key features from leading large language models (LLMs).
The API includes code execution through a Python server-side sandbox, image generation using Black Forest Lab FLUX1.1, and web search capabilities.
The API offers two versions of web search: basic and premium, with access to a search engine and news agencies AFP and AP.
Mistral’s Agents API also includes a document library and support for the Model Context Protocol (MCP), allowing users to include MCP server details in their API calls.
The announcement comes just eight days after similar feature rollouts from OpenAI, Anthropic, and other LLM providers, indicating a competitive landscape in the industry.

IBL News | New York

Mistral last month announced a significant upgrade to its API, capturing the essential features now offered by leading large language models (LLMs).

Mistral’s new Agents API resembles OpenAI’s Responses API, which was issued in March 2025. It includes:

Code execution. Mistral’s new Code Interpreter mechanism, with Python in a server-side sandbox.

Image generation. Mistral is using Black Forest Lab FLUX1.1 [pro] Ultra.

Web search. Mistral offers two versions: a basic web_search classic search, and a and web_search_premium“, which enables access to both a search engine and two news agencies: AFP and AP.

Document library. It’s Mistral’s version of hosted RAG over “user-uploaded documents”.

Model Context Protocol support. Users can now include details of MCP servers in their API calls. The same new feature rollout across OpenAI (May 21st), Anthropic (May 22nd), and now Mistral (May 27th) within eight days of each other.

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Q. What is Mistral’s new Agents API?

A. Mistral’s new Agents API resembles OpenAI’s Responses API and includes features such as code execution, image generation, web search, document library, and Model Context Protocol support.

Q. What is included in Mistral’s Code Interpreter mechanism?

A. Mistral’s Code Interpreter mechanism allows for Python code execution in a server-side sandbox.

Q. Which image generation tool is used by Mistral?

A. Mistral uses Black Forest Lab FLUX1.1 [pro] Ultra for image generation.

Q. What are the two versions of web search offered by Mistral?

A. Mistral offers two versions of web search: a basic web_search classic search, and a web_search_premium version that enables access to both a search engine and two news agencies (AFP and AP).

Q. What is Mistral’s document library called?

A. Mistral’s document library is called hosted RAG, which allows users to upload their own documents.

Q. When was Mistral’s new Agents API announced?

A. The exact date of the announcement is not specified in the text, but it mentions that it happened last month.

Q. Which other companies have recently released similar APIs?

A. OpenAI and Anthropic also released similar APIs around the same time as Mistral (May 21st and May 22nd, respectively).

Q. What is Model Context Protocol support in Mistral’s Agents API?

A. Users can now include details of MCP servers in their API calls using Model Context Protocol support.

Q. How many days passed between the release dates of OpenAI’s Responses API and Mistral’s new Agents API?

A. Eight days passed between the release dates of OpenAI’s Responses API (March 2025) and Mistral’s new Agents API (May 27th).

Q. What is the purpose of the Black Forest Lab FLUX1.1 [pro] Ultra tool in Mistral’s image generation feature?

A. The text does not specify the exact purpose of the Black Forest Lab FLUX1.1 [pro] Ultra tool, but it mentions that it is used for image generation.