Mistral · AI answers

MistralAI-User

Identify MistralAI-User by its user agent. Check request identity, review robots.txt controls and track visits in Aiola Analytics.

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Key facts

User-agent token: MistralAI-User
AI answers: Fetched to answer a user's question now.
Mistral publishes official IP ranges; verify requests against them.

What MistralAI-User is

MistralAI-User retrieves web pages for user questions in Vibe and can link to those sources. Mistral says it does not crawl automatically or collect content for generative AI training.

In Aiola's taxonomy, AI answers means fetched to answer a user's question now.

MistralAI-User user agent

Look for the match token inside the complete HTTP User-Agent header. Tokens can be spoofed, so use the network checks below for authentication.

Full example User-Agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; MistralAI-User/1.0; +https://docs.mistral.ai/robots)
Case-insensitive match token
MistralAI-User

Official IP ranges

Mistral publishes an official IP range list. This cached snapshot contains 4 CIDR prefixes, last fetched 2026-10-23. Open the live source

Official IP range snapshot
20.240.160.1/32
20.240.160.161/32
20.240.194.83/32
51.12.243.114/32

Verify a MistralAI-User request

For MistralAI-User, compare the source IP from your trusted edge or server against Mistral’s current published prefixes.

Test one CIDR in Python (replace REQUEST_IP)
python3 -c 'import ipaddress; print(ipaddress.ip_address("REQUEST_IP") in ipaddress.ip_network("20.240.160.1/32"))'

Test every current prefix in the vendor feed and re-fetch it regularly. This cached snapshot is evidence of publication, not a permanent firewall list.

Control MistralAI-User with robots.txt

MistralAI-User is user-triggered. Mistral's controls may differ from automated crawling, so do not assume a robots.txt block is an authentication boundary.

Allow MistralAI-User
User-agent: MistralAI-User
Allow: /
Block MistralAI-User
User-agent: MistralAI-User
Disallow: /

Read official crawler documentation

Aiola Analytics

See every MistralAI-User visit on your site

Aiola tracks 70 AI, search and link-preview crawlers next to your human traffic. See when MistralAI-User arrives, which pages it requests and how that changes over time. Hosted Analytics needs Pro or a trial.

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Aiola Analytics showing AI crawler visits by bot and page

Common questions

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