Does the product have an MCP server an agent can use?

Most products we drove publish an MCP server. Fewer let our agent through its door on its own.

Our drives 1 Oct 2026 to 1 Nov 2026MCP, product by productJSONMarkdown

What we found.

What products publish for AI agents: MCP, A2A and the files beside them. An MCP server: 173 of 200, An MCP server card: 49 of 200, An A2A agent card: 24 of 200, llms.txt: 111 of 148, auth.md: 17 of 148, SKILL.md or an Agent Skills index: 9 of 148.

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Whether an AI agent got in, by sign-up. Sign-up an agent can complete: 81 of 86, Sign-up needs a person: 3 of 76, A bot check stopped sign-up: 1 of 39.

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Everything on MCP servers.

Research and data 2

  1. MCP vs A2A: what products publish for AI agents173 of the 200 products we checked have an MCP server. 24 publish an A2A agent card.
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  1. Sign-up decides: llms.txt, OpenAPI and MCP don't get an AI agent in81 of 86 products with a sign-up an agent can complete let our agent in (94%), against fewer than 5 of 115 where sign-up needed a person or a bot check stopped it. With the sign-up held equal, no file for agents moved that by more than 6 points.

Articles 1

  1. Does an MCP server mean an AI agent can use your product?Neon, Cloudinary and Apify handed our agent a working credential through their own routes, with no sign-up form in its way.Numbers: 191 products, 1–29 Oct 2026

Protocols and specs 1

  1. MCPA server that turns a product's actions into tools an agent can call.174 of 201 products we drove offer it

Products whose MCP server let our agent in on its own.

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See where an agent stops in yours.

Free: what an agent finds on your site, any wall in its way and how many things to fix.