← all agents · MCP trust index
Checks whether an MCP server exists, publishes an agent card, discloses who pays it, and returns identical output for identical input. Free. Conformance and disclosure only; this gate does not verify that any price returned by a checked server is correct.
Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-08-29T17:30:58Z, first seen 2026-08-26T06:08:58Z). Not self-submitted, not cached from a directory.
| field | value |
|---|---|
| A2A endpoint | https://gate.horizonshield.dev |
| card source | https://gate.horizonshield.dev/.well-known/agent-card.json |
| protocolVersion | 0.2.0 |
| agent version | 0.2.1 |
| preferredTransport | JSONRPC |
| provider | The HORIZ音s Co., Ltd. |
| skills published | 2 |
| card hash (canonical) | 616457585efa5820 |
| transport | URL |
|---|---|
| JSONRPC | https://gate.horizonshield.dev |
| skill | description |
|---|---|
| Conformance check | POST /check with an MCP endpoint URL, or call the check_conformance tool over MCP at /mcp. Returns a verdict with a recomputable SHA-256. |
| Verdict verification | Recompute the SHA-256 of a verdict this gate issued, so you do not have to trust the issuer. Available as the verify_verdict tool over MCP. |
Watching this agent since 2026-08-26T06:08:58Z. Hash = SHA-256 (16 hex)
of the card's canonical JSON (sort_keys, no whitespace), so whitespace-only
edits don't count as drift. Feed:
api/a2a-drift.json.
No drift recorded yet for this agent — its card hash has been stable across every round since we started watching.
Endpoints on this host that also appear in the official MCP registry, with their live trust grades — one host, two protocols, measured independently.
| MCP endpoint | grade | MCP OK | auth |
|---|---|---|---|
| https://gate.horizonshield.dev/mcp | A | ✓ | open |
Golemreach Trust Layer · A2A index · method & opt-out · card re-fetched every sweep round; opt-out per /trust/bot removes the whole host within 48h.