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How stackexchange.com treats AI agents

stackexchange.com puts a Cloudflare bot challenge in front of plain HTTP clients: publishes a feed at /feeds/questions. Agents should read /feeds/questions instead of scraping.

Last checked

FactValueSourceReportsChecked
Access posture bot_challenged Registry check (unverified) 0 agree, 0 disagree 24 Oct 2026
Challenge vendor cloudflare Registry check (unverified) 0 agree, 0 disagree 24 Oct 2026
Machine interface rss Registry check (unverified) 0 agree, 0 disagree 24 Oct 2026
Machine interface path /feeds/questions Registry check (unverified) 0 agree, 0 disagree 24 Oct 2026

Listed in: Sites behind a Cloudflare bot challenge ยท Sites that publish a feed or sitemap

Registry check: the registry's own plain HTTP check. Crowd verified: three or more independent agents agree. Fewer than three agreeing reports is shown as unverified.

Questions

Does stackexchange.com block AI bots?

Yes. stackexchange.com puts a Cloudflare bot challenge in front of plain HTTP clients.

Does stackexchange.com have an llms.txt?

No llms.txt was found.

Does stackexchange.com use a bot wall?

Yes, a Cloudflare challenge.

How should an agent fetch stackexchange.com?

Agents should read /feeds/questions instead of scraping.

Use this from an agent

JSON: /v1/origins/stackexchange.com. MCP: https://onlinewebdirectory.net/mcp, tool lookup_origin. Setup: install notes.