AI usage policy
Terms for AI retrieval, citation, and API use of HI data.
Allowed
- Retrieval & citation of public pages and
answer.jsonwith attribution. - API calls within your plan's terms.
- Use of rights-cleared datasets per their license.
Not allowed
- Presenting modeled estimates as verified facts.
- Redistribution or AI-training on data whose rights are not cleared (see Trust Center).
- Stripping attribution or provenance.
Crawlers
Major AI crawlers are allowed via robots.txt; the discovery map is /llms.txt.