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Agent Output Verifier

Free during launch. Independent verification of AI agent output before you pay: an invoice or deliverable against your JSON Schema and rules. Pass/fail, % passed, fix hints, signed attestation and receipt. $0.02 USDC after, no signup, x402 v2.

Visit verify.sarnai.dev

Hostverify.sarnai.dev
Price$0.02 per call
NetworkBase
Paid endpoints listed2
Calls, last 30 days*7
Most unique payers on one endpoint (30 days)*1
Last paid call*2026-10-15
Tagsjson-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

URLMethodPrice
https://verify.sarnai.dev/verify/schema
Free during launch. Independent verification of AI agent output before you pay: an invoice or deliverable against your…		POST$0.02
https://verify.sarnai.dev/verify/deliverable
Free during launch: check AI agent output before you accept or pay for a deliverable against your JSON Schema 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.

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