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No new features or endpoints will be added to V1. We strongly recommend the V2 API for all new projects.
The V1 API uses GET requests with path parameters and query-string authentication. It remains available for existing integrations but receives no new development.

Key Differences from V2

AspectV1 (this section)V2 (recommended)
HTTP methodGET with path paramsPOST with JSON body
Authentication?apikey= or apikey: headerAuthorization: Bearer
PaginationOffset-basedCursor-based
Validator selectionSingle index or pubkey in URL pathBatch selectors (index, pubkey, deposit address, withdrawal address, entity, dashboard)
BeaconScoreNot availableAvailable
Entity benchmarkingNot availableAvailable
Dashboard managementNot availableAvailable