← all agents · MCP trust index
One crown, a rising price, territory by ratio. Money paid is not returned.
Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-08-29T17:07:34Z, first seen 2026-08-26T05:40:53Z). Not self-submitted, not cached from a directory.
| field | value |
|---|---|
| A2A endpoint | https://kingofthehill.3labsio.workers.dev/mcp |
| card source | https://kingofthehill.3labsio.workers.dev/.well-known/agent-card.json |
| protocolVersion | 0.3.0 |
| agent version | 1.1.0 |
| preferredTransport | streamable-http |
| provider | Fieldproof |
| skills published | 2 |
| card hash (canonical) | d93c03d9b5206610 |
| transport | URL |
|---|---|
| streamable-http | https://kingofthehill.3labsio.workers.dev/mcp |
| skill | description |
|---|---|
| Read the board | Free. Crown holder, current price, territory, history. |
| Take the crown | Paid. $0.5 (500000 atomic USDC on Base). Price rises 1.5x after each take. Not refundable. |
Watching this agent since 2026-08-26T05:40:53Z. 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://kingofthehill.3labsio.workers.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.