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Mistral AIAI search crawler

MistralAI-Index

MistralAI-Index is a Mistral automated crawler for indexing content used by Mistral AI search in Vibe.

Needed to be found and cited in Le Chat.

Get the robots.txt ruleMistral AI documentation
Is MistralAI-Index allowed on your site?3 Mistral AI bots

Reads your live robots.txt and applies the same rules these crawlers use. Nothing is stored.

robots.txt token
MistralAI-Index
Follows robots.txt
Yes, documented
How to verify it
Published IP ranges
Seen on
Not measured
Last checked
21 July 2026

Should you block MistralAI-Index?

Not if you want to be found in Le Chat. Blocking it can reduce the chance that Mistral search can find and cite your pages.

What blocking each Mistral AI bot does
Mistral AI botJobIf you block it
MistralAI-TrainingTrainingBlocking it opts your content out of Mistral training use while leaving MistralAI-Index free to keep you retrievable in Le Chat.
MistralAI-IndexThis pageSearchBlocking it can reduce the chance that Mistral search can find and cite your pages.
MistralAI-UserUser fetchA hit usually maps to a user asking Mistral to read or cite a specific URL.
robots.txt
User-agent: MistralAI-Index
Disallow: /

Asks MistralAI-Index not to crawl any page. Other Mistral AI bots are unaffected. Add it to the robots.txt file at the root of your site, above any wider rules.

Ignored robots.txt?

Allowing MistralAI-Index only creates the possibility of retrieval. To find out whether your pages are selected, measure which answer engines actually cite your pages using a stable query set.

Spot it in your logs.

Match the name, then check where the request came from. Anyone can copy a user-agent.

User-agentsource
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; MistralAI-Index/1.0; +https://docs.mistral.ai/robots)

Version numbers change. Match the highlighted name, not the whole string.

  1. 1

    Match the name

    Search your server or CDN log for MistralAI-Index, case-insensitive. A match is a clue, not proof.

  2. 2

    Check the published IP ranges

    Compare the request’s source with the list Mistral AI publishes. Anything outside it is not Mistral AI. mistral.ai/mistralai-index-ips.json

Is this really MistralAI-Index?

Published addresses

Paste an address that claims to be MistralAI-Index. It is checked against Mistral AI’s published list. Nothing is stored.

Check any crawler’s address

Serve the content in HTML

The cited operator material does not verify JavaScript rendering. Serve useful HTML before client-side JavaScript where possible.

Questions, answered.

MistralAI-Index is a Mistral automated crawler for indexing content used by Mistral AI search in Vibe.

Sources.

Officially documented. Operator facts and Trakkr’s measurements keep separate dates.

  1. [1]
    Mistral AI crawler documentation

    Officially documented · checked 21 July 2026

    docs.mistral.ai/robots

First verified 21 July 2026. Last source check 21 July 2026.

All AI crawlers

See which AI crawlers read your site.

Trakkr shows which bots, MistralAI-Index included, visit which pages each day, and whether the answers they feed mention you.

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