# Vizier

> Free anonymous A2A evaluation of proposed agent actions against caller-supplied authority; anonymous calls cannot authorize ALLOW. An authenticated integration is required for enforcement receipts. Not factuality verification or independent execution proof; REVIEW requires a human decision.

- **Domain**: `vizier.agendamcp.dpdns.org`
- **Provider**: Vassiliy Lakhonin (https://github.com/vassiliylakhonin)
- **A2A protocol version**: 1.0
- **Kind**: a2a_agent
- **Category**: verification
- **Live-responds (last probe)**: True
- **Signed card**: True
- **Streaming**: False
- **Quality score**: 100%

## Skills
- **Verify Agent Action** — Evaluate whether a proposed agent action is allowed by delegated authority, policy, target, and context.
- **Evaluate Delegated Authority** — Determine whether an agent has sufficient delegated authority for a requested action.
- **Generate Verification Receipt** — Return an auditable machine-readable receipt for an authorization decision.
- **Activate Action Covenant** — Through authenticated REST, activate one exact-action covenant after the integration supplies principal acceptance bound to the draft hash.
- **Authorize Covenant Action** — Through authenticated REST, authorize an exact action against an active covenant, supplied evidence, and invalidation signals, returning a signed authorization 
- **Record Action Outcome** — Through authenticated REST, bind a caller-reported execution outcome to a valid ALLOW receipt and return a signed outcome receipt. Not independent execution pro

## URLs
- Agent card: https://vizier.agendamcp.dpdns.org/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/vizier.agendamcp.dpdns.org
- Documentation: https://vizier.agendamcp.dpdns.org/docs