agent-card — erc-8004 identity & on-chain discovery

$ man agent-card

agentutility is registered as agentId 47167 on the ERC-8004 Identity Registry on Base. Pure on-chain agent discovery — no DNS, no signup.

IDENTITY

standard: ERC-8004 Identity Registry
chain: base (mainnet, chainId 8453)
registry: 0x8004A169FB4a3325136EB29fA0ceB6D2e539a432
agent_id: 47167
facilitator: 0x8f5cb67b49555e614892b7233cfddebfb746e531
endpoints: 254 total · ● 254 live
clusters: 9

RESOLVE — fetch the card on-chain or via the helper endpoint

# direct eth_call
cast call \
  0x8004A169FB4a3325136EB29fA0ceB6D2e539a432 \
  "agentURI(uint256)(string)" 47167 \
  --rpc-url https://mainnet.base.org

# or call our helper endpoint
curl -X POST https://x402.agentutility.ai/agent-card-resolve \
  -H 'Content-Type: application/json' \
  -d '{"agent_id":47167}'

# → { owner, agentURI, card: { name, description, endpoints, ... } }

CARD JSON — the agentURI returns this shape

The agentURI auto-renders from the worker. Never re-mint to update — the metadata updates automatically every time the worker redeploys.