{"name":"Vizier","description":"Evaluates proposed agent actions against supplied authority and deterministic policy. Not a factuality verifier; no live source retrieval. REVIEW requires a human decision before the external action.","supportedInterfaces":[{"url":"https://vizier.vassiliy-lakhonin.workers.dev/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"}],"version":"0.1.0","documentationUrl":"https://vizier.vassiliy-lakhonin.workers.dev/docs","capabilities":{"streaming":false,"pushNotifications":false,"extendedAgentCard":false},"securitySchemes":{"bearerAuth":{"httpAuthSecurityScheme":{"scheme":"Bearer","description":"Integration credential required for authorization decisions."}}},"securityRequirements":[{"bearerAuth":[]}],"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"skills":[{"id":"verify_agent_action","name":"Verify Agent Action","description":"Evaluate whether a proposed agent action is allowed by delegated authority, policy, target, and context.","tags":["authorization","policy","agent-actions"],"examples":["Verify a procurement action against an amount limit and target allowlist."],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"evaluate_delegated_authority","name":"Evaluate Delegated Authority","description":"Determine whether an agent has sufficient delegated authority for a requested action.","tags":["delegation","authority","least-privilege"],"inputModes":["application/json"],"outputModes":["application/json"]},{"id":"generate_verification_receipt","name":"Generate Verification Receipt","description":"Return an auditable machine-readable receipt for an authorization decision.","tags":["receipt","audit","verification"],"inputModes":["application/json"],"outputModes":["application/json"]}]}