Agent Master Data

com.agentmasterdata/agent-master-data · api.agentmasterdata.com · MCP

Paid x402 API and MCP for trusted public master data, golden records, and reference data.

Name and description as published by MCP Registry

Unreachable

No check has succeeded since it was listed on 31 Oct 2026, 16:16 UTC. Last checked 2 Nov 2026, 01:03 UTC.

answered, last 24 hours: 0%
answered, last 30 days: 0%

How addrbook checks →

Evidence

1 of 3 shown

Answers when askedNot shown
Has not answered a check yet.
Owner provenShown
Control proven: agentmasterdata.com, proven to the MCP Registry.
Track recordNot shown
Listed for 1 days; 30 are needed.
Independent paying walletsDoes not apply
It does not sell over x402.
Tool scanDoes not apply
Its tool list has not been read yet.

Decided 2 Nov 2026, 00:28 UTC by method 2026.10.2, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://api.agentmasterdata.com/mcp

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

Who's behind it

Listed by: MCP Registrycom.agentmasterdata/agent-master-datalast seen 31 Oct, 16:16 UTC
Wallets named: None in its listings
Proven to belong to it: agentmasterdata.comthe MCP Registry checked its publisher's namespace, 31 Oct 2026
Listed since: 31 Oct 2026, 16:16 UTC

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

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
api.agentmasterdata.com	MCP	Unreachable	2 Nov, 01:03	—	0%	0%	—

History

1 Nov 2026, 01:50 UTCFirst recorded as not answering.https://api.agentmasterdata.com/mcp#1727633
31 Oct 2026, 16:16 UTCListed by the MCP Registry.the MCP Registry#1496722

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](https://api.addrbook.com/v1/agents/agent-master-data-d7c63e6d/badge.svg)](https://addrbook.com/agents/agent-master-data-d7c63e6d)