generated: '2026-07-15' method: generated source: openapi/farcaster-hub-rest-api.json, openapi/farcaster-webhooks-api.json description: Recommended x-agentic-access execution contracts, classified heuristically from the OpenAPI. A governance starting point for exposing this API to AI agents — review and bind audience per deployment. See research/curity/agentic-governance/. summary: operations: 27 by_action_class: connected: 22 acting: 5 by_consequence: read: 22 write: 5 human_in_the_loop_required: 0 operations: - path: /v1/castById method: get operationId: GetCastById x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/castsByFid method: get operationId: ListCastsByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/castsByMention method: get operationId: ListCastsByMention x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/castsByParent method: get operationId: ListCastsByParent x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/reactionById method: get operationId: GetReactionById x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/reactionsByCast method: get operationId: ListReactionsByCast x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/reactionsByFid method: get operationId: ListReactionsByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/reactionsByTarget method: get operationId: ListReactionsByTarget x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/linkById method: get operationId: GetLinkById x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/linksByFid method: get operationId: ListLinksByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/linksByTargetFid method: get operationId: ListLinksByTargetFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/userDataByFid method: get operationId: GetUserDataByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/fids method: get operationId: ListFids x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/storageLimitsByFid method: get operationId: GetStorageLimitsByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/userNameProofsByFid method: get operationId: ListUsernameProofsByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/userNameProofByName method: get operationId: GetUsernameProof x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/verificationsByFid method: get operationId: ListVerificationsByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/onChainIdRegistryEventByAddress method: get operationId: GetOnChainIdRegistrationByAddress x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/onChainEventsByFid method: get operationId: ListOnChainEventsByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/onChainSignersByFid method: get operationId: ListOnChainSignersByFid x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/submitMessage method: post operationId: SubmitMessage x-agentic-access: action-class: acting consequence: write subject: required audience: null token: max-ttl: 900 escalation: human-in-the-loop: conditional triggers: - abnormal - high-value audit: required - path: /v1/validateMessage method: post operationId: ValidateMessage x-agentic-access: action-class: acting consequence: write subject: required audience: null token: max-ttl: 900 escalation: human-in-the-loop: conditional triggers: - abnormal - high-value audit: required - path: /v1/events method: get operationId: ListEvents x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /v1/eventById method: get operationId: GetEventById x-agentic-access: action-class: connected consequence: read subject: optional token: max-ttl: 3600 audit: none - path: /api/v1/webhooks method: post operationId: subscriptionsCreate x-agentic-access: action-class: acting consequence: write subject: required audience: null token: max-ttl: 900 escalation: human-in-the-loop: conditional triggers: - abnormal - high-value audit: required - path: /api/v1/filters/test method: post operationId: subscriptionsTestFilter x-agentic-access: action-class: acting consequence: write subject: required audience: null token: max-ttl: 900 escalation: human-in-the-loop: conditional triggers: - abnormal - high-value audit: required - path: /api/v1/webhooks/{webhook_id} method: delete operationId: subscriptionsDelete x-agentic-access: action-class: acting consequence: write subject: required audience: null token: max-ttl: 900 escalation: human-in-the-loop: conditional triggers: - abnormal - high-value audit: required