ZV-2026-0599 · 2026-09-01 · mcp.artsdata.ca
mcp.artsdata.ca: Field id was removed from search_entities output; consumers reading it will break.
breaking
What changed
Field id was removed from search_entities output; consumers reading it will break. Field uri was removed from search_entities output; consumers reading it will break. Field name was removed from search_entities output; consumers reading it will break. Field types was removed from search_entities output; consumers reading it will break. Field same_as was removed from search_entities output; consumers reading it will break. Field description was removed from search_entities output; consumers reading it will break. Field alternate_names was removed from search_entities output; consumers reading it will break. Field main_entity_of_page was removed from search_entities output; consumers reading it will break. Field additional_properties was removed from search_entities output; consumers reading it will break.
What to do
If your agents call mcp.artsdata.ca, pin the new snapshot, patch the affected call sites, and let a green contract check confirm the fix. If you don't use the changed tools, nothing is required, but the rest of the ecosystem just learned about it at the same moment you did.
The redline
− id Field id was removed from search_entities output; consumers reading it will break. − uri Field uri was removed from search_entities output; consumers reading it will break. − name Field name was removed from search_entities output; consumers reading it will break. − types Field types was removed from search_entities output; consumers reading it will break. − same_as Field same_as was removed from search_entities output; consumers reading it will break. − description Field description was removed from search_entities output; consumers reading it will break. − alternate_names Field alternate_names was removed from search_entities output; consumers reading it will break. − main_entity_of_page Field main_entity_of_page was removed from search_entities output; consumers reading it will break. − additional_properties Field additional_properties was removed from search_entities output; consumers reading it will break. + results Field results was added to search_entities output.