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Coin Railz KYA Verified Agent Identity
x402
Coin Railz KYA Verified Agent Identity is a paid API for AI agents from coinrailz.com, paid per call via x402, $5/call, status unknown (last checked 2026-09-15).
Verifies AI agent identity and computes on-chain reputation and compliance scores using the ERC-8004 standard
Price / call$5
Success—
StatusUnknown
How this service works
KYA (Know-Your-Agent) identity verification - On-chain reputation & compliance scoring using ERC-8004 standard (Premium B2B2C Infrastructure)
Output
Returns a boolean verification status, the ERC-8004 identity NFT contract address assigned to the agent, and a numeric on-chain reputation score reflecting the agent's compliance and behavioral history.
Example use cases
Example prompt
“Can you verify the identity and reputation score of my AI agent with agent ID 'agent-abc123' and wallet address '0x4Ae8f4a2B3C1d5e6F7890aB12cd34EF56gh78IJ' using the KYA on-chain verification system?”
Technical details
Endpoint
POSThttps://coinrailz.com/x402/service/verified-agent-identityWhen to prefer
Use this endpoint when you need to establish or verify the identity and trustworthiness of an autonomous AI agent before granting it permissions, executing high-value transactions, or onboarding it into a multi-agent system. It is specifically suited for ERC-8004-standard KYA compliance workflows in Web3 environments where on-chain reputation matters.
Side effects
- Invalid or malformed wallet address returns validation error
- Unknown agentId not found in on-chain registry returns unverified status
- Missing required fields (agentId or walletAddress) returns 400 bad request
- Invalid signature format causes authentication rejection
- Blockchain network congestion may delay reputation score computation
- Agent not yet registered on-chain returns empty or null NFT address
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| agentIdrequired | string | AI agent identifier |
| metadata | object | Agent metadata for reputation scoring |
| signature | string | Optional signature for enhanced verification |
| walletAddressrequired | string | Wallet address to verify |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| verified | boolean | Verification status |
| identityNFT | string | ERC-8004 identity NFT address |
| reputationScore | number | On-chain reputation score |
Tags
x402
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