MCP Server
Wikidata + Google Knowledge Graph MCP
com.dondego/wikidata-google-knowledge-mcp
What this MCP does
Searches and retrieves structured Wikidata facts, relationships, and identity evidence with bounded, read-only resolution and audit tools.
Capabilities
Tools
8
tools
kg_audit_identity
Canonical audit of one existing Wikidata QID against one local identity envelope. Returns contradictions, evidence and uncertainty. Provider agreement is not local identity proof. Google crosscheck is disabled remotely.
Read only
Open world
Idempotent
Input schema
{'type': 'object', 'title': 'kg_audit_identityArguments', 'required': ['envelope'], 'properties': {'refresh': {'type': 'boolean', 'title': 'Refresh', 'default': False}, 'envelope': {'type': 'object', 'title': 'Envelope', 'additionalProperties': True}, 'max_candidates': {'type': 'integer', 'title': 'Max Candidates', 'default': 3, 'maximum': 5, 'minimum': 1}, 'google_crosscheck': {'type': 'boolean', 'title': 'Google Crosscheck', 'default': False}}, 'additionalProperties': False}
kg_discover_identity
Canonical discovery of one identity from a local evidence envelope. Default 3, maximum 5 candidates. Returns ambiguity and insufficient-evidence states; sameAs candidates are unapproved. Google crosscheck is disabled remotely.
Read only
Open world
Idempotent
Input schema
{'type': 'object', 'title': 'kg_discover_identityArguments', 'required': ['envelope'], 'properties': {'refresh': {'type': 'boolean', 'title': 'Refresh', 'default': False}, 'envelope': {'type': 'object', 'title': 'Envelope', 'additionalProperties': True}, 'max_candidates': {'type': 'integer', 'title': 'Max Candidates', 'default': 3, 'maximum': 5, 'minimum': 1}, 'google_crosscheck': {'type': 'boolean', 'title': 'Google Crosscheck', 'default': False}}, 'additionalProperties': False}
kg_entity
Selected compact facts for one Wikidata QID. At most 12 properties and 3 evidence properties with ranks, qualifiers and references.
Read only
Open world
Idempotent
Input schema
{'type': 'object', 'title': 'kg_entityArguments', 'required': ['id'], 'properties': {'id': {'type': 'string', 'title': 'Id', 'maxLength': 512}, 'lang': {'type': 'string', 'title': 'Lang', 'default': 'en', 'maxLength': 512}, 'props': {'anyOf': [{'type': 'array', 'items': {'type': 'string', 'maxLength': 512}, 'maxItems': 12}, {'type': 'null'}], 'title': 'Props', 'default': None}, 'evidence': {'anyOf': [{'type': 'array', 'items': {'type': 'string', 'maxLength': 512}, 'maxItems': 3}, {'type': 'null'}], 'title': 'Evidence', 'default': None}}, 'additionalProperties': False}
kg_lookup_entities
Compact selected Wikidata facts for at most 10 supplied QIDs. Fact lookup does not establish local identity.
Read only
Open world
Idempotent
Input schema
{'type': 'object', 'title': 'kg_lookup_entitiesArguments', 'required': ['qids'], 'properties': {'lang': {'type': 'string', 'title': 'Lang', 'default': 'en', 'maxLength': 512}, 'qids': {'type': 'array', 'items': {'type': 'string', 'maxLength': 512}, 'title': 'Qids', 'maxItems': 10}, 'fields': {'anyOf': [{'type': 'array', 'items': {'type': 'string', 'maxLength': 512}, 'maxItems': 12}, {'type': 'null'}], 'title': 'Fields', 'default': None}, 'refresh': {'type': 'boolean', 'title': 'Refresh', 'default': False}}, 'additionalProperties': False}
kg_related
Bounded outgoing, inverse or hierarchy relationships for one Wikidata QID. Maximum depth 2 and 10 results.
Read only
Open world
Idempotent
Input schema
{'type': 'object', 'title': 'kg_relatedArguments', 'required': ['id'], 'properties': {'id': {'type': 'string', 'title': 'Id', 'maxLength': 512}, 'lang': {'type': 'string', 'title': 'Lang', 'default': 'en', 'maxLength': 512}, 'prop': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Prop', 'default': None}, 'depth': {'anyOf': [{'type': 'integer', 'maximum': 2, 'minimum': 1}, {'type': 'null'}], 'title': 'Depth', 'default': None}, 'limit': {'anyOf': [{'type': 'integer', 'maximum': 10, 'minimum': 1}, {'type': 'null'}], 'title': 'Limit', 'default': None}, 'inverse': {'type': 'boolean', 'title': 'Inverse', 'default': False}, 'hierarchy': {'type': 'boolean', 'title': 'Hierarchy', 'default': False}}, 'additionalProperties': False}
kg_resolve
Canonical deterministic resolution of one identity from supplied local facts and Wikidata evidence. Returns identity verdicts and reason codes, including uncertainty. Google is disabled remotely.
Read only
Open world
Idempotent
Input schema
{'type': 'object', 'title': 'kg_resolveArguments', 'required': ['name'], 'properties': {'city': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'City', 'default': None}, 'kind': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Kind', 'default': None}, 'lang': {'type': 'string', 'title': 'Lang', 'default': 'en', 'maxLength': 512}, 'name': {'type': 'string', 'title': 'Name', 'maxLength': 512}, 'role': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Role', 'default': None}, 'year': {'anyOf': [{'type': 'integer'}, {'type': 'null'}], 'title': 'Year', 'default': None}, 'venue': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Venue', 'default': None}, 'address': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Address', 'default': None}, 'aliases': {'anyOf': [{'type': 'array', 'items': {'type': 'string', 'maxLength': 512}, 'maxItems': 8}, {'type': 'null'}], 'title': 'Aliases', 'default': None}, 'country': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Country', 'default': None}, 'creator': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Creator', 'default': None}, 'explain': {'type': 'boolean', 'title': 'Explain', 'default': False}, 'latitude': {'anyOf': [{'type': 'number'}, {'type': 'null'}], 'title': 'Latitude', 'default': None}, 'longitude': {'anyOf': [{'type': 'number'}, {'type': 'null'}], 'title': 'Longitude', 'default': None}, 'organizer': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Organizer', 'default': None}, 'event_date': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Event Date', 'default': None}, 'occupation': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Occupation', 'default': None}, 'affiliation': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Affiliation', 'default': None}, 'official_url': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Official Url', 'default': None}, 'existing_google_kg_id': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Existing Google Kg Id', 'default': None}, 'existing_wikidata_qid': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Existing Wikidata Qid', 'default': None}}, 'additionalProperties': False}
kg_search
Wikidata entity candidates by name, with local place/type filtering. Default 3, maximum 5 candidates. Google and fallback are disabled remotely.
Read only
Open world
Idempotent
Input schema
{'type': 'object', 'title': 'kg_searchArguments', 'required': ['query'], 'properties': {'lang': {'type': 'string', 'title': 'Lang', 'default': 'en', 'maxLength': 512}, 'type': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Type', 'default': None}, 'limit': {'anyOf': [{'type': 'integer', 'maximum': 5, 'minimum': 1}, {'type': 'null'}], 'title': 'Limit', 'default': None}, 'place': {'anyOf': [{'type': 'string', 'maxLength': 512}, {'type': 'null'}], 'title': 'Place', 'default': None}, 'query': {'type': 'string', 'title': 'Query', 'maxLength': 512}, 'fallback': {'type': 'boolean', 'title': 'Fallback', 'default': False}, 'provider': {'enum': ['wikidata', 'google'], 'type': 'string', 'title': 'Provider', 'default': 'wikidata', 'maxLength': 512}}, 'additionalProperties': False}
kg_status
Public remote provider configuration and operational limits. No external provider calls. Wikidata is available; Google Knowledge Graph is disabled.
Read only
Idempotent
Input schema
{'type': 'object', 'title': 'kg_statusArguments', 'properties': {}, 'additionalProperties': False}
History
Recent tool changes
Added
kg_status
Oct. 2, 2026, 2:40 a.m.
Added
kg_lookup_entities
Oct. 2, 2026, 2:40 a.m.
Added
kg_discover_identity
Oct. 2, 2026, 2:40 a.m.
Added
kg_audit_identity
Oct. 2, 2026, 2:40 a.m.
Added
kg_resolve
Oct. 2, 2026, 2:40 a.m.
Added
kg_related
Oct. 2, 2026, 2:40 a.m.
Added
kg_entity
Oct. 2, 2026, 2:40 a.m.
Added
kg_search
Oct. 2, 2026, 2:40 a.m.
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