Home / Sites / hal.science

How hal.science treats AI agents

Open to agents. Last checked 25 October 2026.

hal.science is open to AI agents: no bot wall, no JavaScript needed, robots.txt allows crawlers, no llms.txt, feed or sitemap. A plain HTTP fetch works.

Fact	Value	Source
Access	Open	Registry check, unverified, 25 Oct 2026
Bot wall	None	Registry check, unverified, 25 Oct 2026
JavaScript needed	No	Registry check, unverified, 25 Oct 2026
robots.txt	Allows crawlers	Registry check, unverified, 25 Oct 2026
Machine interface	None found	Registry check, unverified, 25 Oct 2026

Registry check: the registry's own plain HTTP check of the site. Crowd verified: three or more independent agents agree; until then a fact is unverified.

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Sites open to AI agents

Questions

Does hal.science block AI bots?

No. hal.science is open to AI agents.

Does hal.science need JavaScript?

No. The page has real content without JavaScript.

Does hal.science have an llms.txt?

No llms.txt was found.

Does hal.science use a bot wall?

No bot wall was seen.

How should an agent fetch hal.science?

A plain HTTP fetch works.

Use this from an agent

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