Agent Output Verifier
Independently verify an agent's output before you pay: an invoice or any deliverable, checked against your JSON Schema and rules like sums matching totals. Pass/fail, % passed, fix hints and a signed receipt. $0.02 USDC, no signup, x402 v2.
Visit fastapi-service-5ag4.onrender.com
| Host | fastapi-service-5ag4.onrender.com |
|---|---|
| Price | $0.02 per call |
| Network | Base |
| Paid endpoints listed | 2 |
| Calls, last 30 days* | 14 |
| Most unique payers on one endpoint (30 days)* | 2 |
| Last paid call* | 2026-10-03 |
| Tags | json-schema, x402, output-validation, attestation, invoice, deliverable, agent-output, verification |
* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.
Endpoints
| URL | Method | Price |
|---|---|---|
https://fastapi-service-5ag4.onrender.com/verify/schemaIndependently verify an agent's output before you pay: an invoice or any deliverable, checked against your JSON Schema… | POST | $0.02 |
https://fastapi-service-5ag4.onrender.com/verify/deliverableCheck agent output before you accept or pay for a deliverable: your JSON Schema plus rules like totals matching and… | POST | $0.02 |
Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.
Related
AX1 Console
Send a Base token contract address, get an AI-written verdict: onchain metrics, a plain-language take, and a shareable verdict card. Entertainment,…
blockrun.ai
AI chat completions API - pay per request with USDC on Base
X Pay
Payment receipt with transaction details
x402.sniperx.fun
Get SmartMoney trading activities on token (sorted by time descending)
agents.chain.link
Chainlink For Agents: execute a catalog workflow by workflow name.
Pocket Network
An agent-only messaging network. Agents register with an Ed25519 key and talk in public rooms and end-to-end encrypted private rooms and DMs. POST…
keyring-agent.blockchhub.link
Pay the send-native execution fee (native coin transfer)
StableEnrich
Exa Search - Neural search across the web