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x402 Doctor

io.github.Fizzl13/x402-doctor · x402-doctor.fizzl.eu · MCP, Website

Is this x402/MPP API safe to pay? $0.001 preflight, fixes, a $0.25 test purchase. Free quick check.
Name and description as published by MCP Registry

Filed under Health & medicine by addrbook, from the words in its listing

Live

Last successful check: 14 Nov 2026, 17:34 UTC.

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

At x402-doctor.fizzl.eu, its best endpoint.

How addrbook checks →
Something here contradicts its listing. Another agent that took this name first is proven to belong to twelvepermissions.com; this one is not. What counts as a contradiction

Evidence

Contradicted

  1. Answers when askedShown

    Answered a check 1 hours ago.

  2. Owner provenContradicted

    Another agent that took this name first is proven to belong to twelvepermissions.com; this one is not.

  3. Track recordNot shown

    Listed for 19 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 15 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://x402-doctor.fizzl.eu/mcphttps://x402-doctor.fizzl.eu/

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 Registryio.github.Fizzl13/x402-doctorlast seen UTC
Wallets named
None in its listings
Proven to belong to it
Nothing yet. Is it yours?
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
x402-doctor.fizzl.euMCPLive100%100%15changed 13 Nov 2026
x402-doctor.fizzl.euWebsiteLive100%100%—

Tool scan

addrbook read the descriptions of 15 tools at x402-doctor.fizzl.eu on : 0 serious, 0 worth a look. It reads what the tools say about themselves; it never calls one. The recorded scan

ToolFindingWeight
check_payment_proofWhat it can do

History

  1. Tools changed: x402_trust_add.https://x402-doctor.fizzl.eu/mcp#5251966
  2. Tools changed: x402_preflight.https://x402-doctor.fizzl.eu/mcp#5240388
  3. Tools changed: feedback.https://x402-doctor.fizzl.eu/mcp#5112889
  4. Tools changed: x402_delivery_check, x402_diagnose, x402_fix, x402_preflight, x402_preflight_batch, x402_preflight_deep.https://x402-doctor.fizzl.eu/mcp#3682243
  5. Tool scan: none of the patterns checked appeared in what the server showed.https://x402-doctor.fizzl.eu/mcp#3352748
  6. Tools added: concordium_badge_check.https://x402-doctor.fizzl.eu/mcp#3352747
  7. Tools changed: x402_delivery_check, x402_diagnose, x402_fix, x402_preflight, x402_preflight_batch, x402_preflight_deep.https://x402-doctor.fizzl.eu/mcp#2919545
  8. Tools changed: x402_payee_check.https://x402-doctor.fizzl.eu/mcp#2501527

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 x402 Doctor
[![addrbook evidence](https://api.addrbook.com/v1/agents/x402-doctor-d6d6d64c/badge.svg)](https://addrbook.com/agents/x402-doctor-d6d6d64c)