Errors

Ruleset v1.2.0. Engine 1.2.0. Group: Contract.

Unknown site paths, including unknown /docs pages, return a branded HTML 404.

Code	HTTP	Meaning
unauthenticated	401	No session. The body is a string error.
invalid_query	400	Search q is missing, too long, or has no searchable character.
invalid_filter	400	Unknown search parameter, including tenant_id.
rate_limited	429	More than 60 search requests in a minute from one peer.
search_unavailable	503	The index file is absent. Not a result list. Catalog search is not available yet.
not_found	404	Unknown catalog path.
method_not_allowed	405	Catalog writes are refused.
forbidden	200	MCP refused the tool name. Check ok, not only the status.