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MCP Registry

MartechDB vs the MCP Registry

The MCP Registry is where servers can be published. MartechDB also finds the martech servers that never were.

01

What the MCP Registry is

The MCP Registry is the official, central metadata registry for publicly available MCP servers, built in the open by MCP contributors and backed by Anthropic, GitHub, PulseMCP and Microsoft. Publishers prove they own a namespace through GitHub, DNS or HTTP checks, so a server named after a domain comes from whoever controls that domain. It stores metadata, not code, and is meant to be read by other directories and marketplaces through its REST API. As of October 2026 it is in preview.

MartechDB lists only the official MCP servers that martech vendors publish themselves: 1,552 vendors and 1,662 servers as of today. The data is free on the web, in a JSON API and through our own MCP server, and vendors can't pay to be listed.

Visit MCP Registry

02

Side by side

MCP Registry
MartechDB
What it covers Metadata for public MCP servers of every kind Official MCP servers for martech vendors: 1,552 vendors and 1,662 servers
Official servers only No. Anyone can publish under a namespace they own Yes. Only servers the vendor publishes itself
Martech focus No. General purpose Yes. Martech only, grouped into marketing categories
How listings are checked Publishers prove they own their namespace (GitHub, DNS or HTTP) Each server confirmed as the vendor's own before it is listed, then rechecked on a schedule to see it is still there
Machine access REST API, built for other directories to read Web, JSON API (/api/v1) and an MCP server (/mcp). CLI coming soon
How listings get in Server authors publish them We find them, starting from 10,000+ martech vendors. No submissions
Business model Open, community-run Free. No paid placement

Details about MCP Registry were checked against public sources, including its own website, in October 2026.

03

Which to use

When to use the MCP Registry

You're publishing an MCP server: register it so other directories can find it.

You're building a directory or marketplace and need a standard source of server metadata.

You need servers outside marketing.

When to use MartechDB

You want every official martech server, including ones never registered.

You want servers grouped by marketing category rather than by namespace.

You want sign-in and hosting details in plain English.

04

Questions

How many official martech servers are in the registry?

Of the 1,662 official servers MartechDB lists, the official MCP Registry has 452. We found the rest by checking vendor websites.

Does MartechDB use the registry?

Yes. It is one of our sources: we match registry entries to martech vendors by domain and by name, and confirm each one is official.

Should vendors still register their servers?

Yes. Registering makes a server easier for every directory and client to find.

MartechDB is not affiliated with MCP Registry. Names are used only to identify the products compared.