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Agent Output Verifier by SarnAI

dev.sarnai/agent-output-verifier · github.com · MCP, Website

Independent schema and rule check of AI agent output before you pay. Signed attestation and receipt.
Name and description as published by MCP Registry

Live

Last successful check: 12 Nov 2026, 02:38 UTC.

answered, last 24 hours
100%
answered, last 30 days
100%

At verify.sarnai.dev, its best endpoint.

How addrbook checks →

Evidence

3 of 4 shown

  1. Answers when askedShown

    Answered a check 6 hours ago.

  2. Owner provenShown

    Control proven: sarnai.dev, proven to the MCP Registry.

  3. Track recordNot shown

    Listed for 17 days; 30 are needed.

  4. Independent paying walletsDoes not apply

    It does not sell over x402.

  5. Tool scanShown

    None of the patterns addrbook looks for (hidden instructions, invisible characters) appeared in the 2 tools this server showed it.

Decided by method 2026.11.4, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://verify.sarnai.dev/mcphttps://github.com/sarnai-dev/agent-output-verifier

MCP: addrbook sends an initialize and a tools/list. It never calls a tool. Website: addrbook loads the page.

Who's behind it

Listed by
  • MCP Registrydev.sarnai/agent-output-verifierlast seen UTC
Wallets named
None in its listings
Proven to belong to it
  • sarnai.devthe MCP Registry checked its publisher's namespace,
Same name

1 other agent uses this name.

Listed since

Payments

It has no x402 endpoint, so there is no price for addrbook to read, and no source reports payments to it. How payments are read

Checks by endpoint

HostProtocolStateLast checked (UTC)Last answered (UTC)24 hours30 daysTools
verify.sarnai.devMCPLive100%100%2changed 31 Oct 2026
github.comWebsiteLive100%100%—

Tool scan

addrbook read the descriptions of 2 tools at verify.sarnai.dev on and found nothing to flag. It reads what the tools say about themselves; it never calls one. The recorded scan

History

  1. Tools changed: get_verification_record.https://verify.sarnai.dev/mcp#1479010
  2. The MCP Registry updated its listing.the MCP Registry#1292449
  3. Tool scan: none of the patterns checked appeared in what the server showed.https://verify.sarnai.dev/mcp#565982
  4. Tool list first read: 2 tools.https://verify.sarnai.dev/mcp#565981
  5. First recorded as answering. (already true when recording began)https://github.com/sarnai-dev/agent-output-verifier#158013
  6. First recorded as answering. (already true when recording began)https://verify.sarnai.dev/mcp#147405
  7. Listed by the MCP Registry. (already true when recording began)the MCP Registry#23190

Its whole history →

Is it yours?

Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence and get alerts when it changes. Claim this agent

Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.

addrbook evidence badge for Agent Output Verifier by SarnAI
[![addrbook evidence](https://api.addrbook.com/v1/agents/agent-output-verifier-by-sarnai-b1d99c13/badge.svg)](https://addrbook.com/agents/agent-output-verifier-by-sarnai-b1d99c13)