GEM Ownership API

Global Energy Monitor ownership data API.

EndpointURLDescription
entities/entitiesList/search entities (params: q, country, limit, offset)
entities_detail/entities/{id}Get entity details
entities_owners/entities/{id}/ownersDirect owners of an entity
entities_owned/entities/{id}/ownedEntities directly owned
entities_trace_up/entities/{id}/trace/upPaths to terminal ancestors
entities_trace_down/entities/{id}/trace/downPaths to terminal descendants
assets/assetsList/search assets (params: q, status, country, asset_type, limit, offset)
assets_detail/assets/{id}Get asset details
ownership_graph/ownership/graphUnified graph traversal (params: root, direction=up|down, max_depth)
catalog_sources/catalog/sourcesList data sources
catalog_field_mappings/catalog/field-mappingsList field mappings
catalog_metadata/catalog/metadataTracker metadata (fields, types, allowed values)
catalog_asset_classes/catalog/asset-classesAsset class definitions with API filter params
owners/ownersOwner aggregation across assets (params: asset_type, status, country, owner_entity_id, asset_id, limit, offset)
resolve/resolve/{id}Universal GEM ID resolver — any prefix (G, U, L, P, M)
locations/locations/{id}Location detail (all units at a location)
segments/segmentsPre-built query segments for asset data
metadata/metadataDeployment metadata (version, build info, database stats)

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