Directory / Agent Contract Proof / Version
Agent Contract Proof: card of 2026-10-01
First seen ยท 1.0.0
Interfaces
| Binding | A2A version | URL |
|---|---|---|
| JSONRPC | 1.0 | https://agent-contract-proof.mattskowronis.workers.dev/a2a |
Capabilities
- Streaming
- No
- Push notifications
- No
- Extended card for signed-in callers
- Not declared
Security and formats
- Requires
- Not declared
- Schemes
- x402 (unknown)
- Accepts
- application/json
- Returns
- application/json
Skills
- Verify Agent Contract
verify_agent_contractCompare an agent's advertised contract with its live x402 challenge and return deterministic proof.
3 examples
- Check whether this agent still charges one cent to the advertised wallet.
- Compare the current contract hash with the hash saved on the last successful run.
- Verify the advertised route, method, price, network, wallet, asset, and schemas before paying.