Can an AI agent sign up and get a key on its own?
The door decides everything after it. Our agent signs up like a new customer, verifies the account and gets a key, and it signs every request so a bot check can tell who it is.
The numbers
Of the 151 products we drove, 1 Oct 2026 to 24 Oct 2026.
The checkpoints: sign up, then verify, then key.
Sign up
Can it create an account?
Verify
Can it verify the account?
What stops an agent at the door.
Where sign-up stops it
The walls
- Bot checks 84 of 151Our agent got in another way at 10 more.
- Sign-up or key only in a browser 2 of 151Our agent got in another way at 15 more.
- Phone number at sign-up 6 of 151Our agent got in another way at 2 more.
- Card before the first use 2 of 151Our agent got in another way at 4 more.
- Email verification 3 of 151
- Terms that forbid agent accounts 2 of 151Our agent got in another way at 3 more.
Each wall's page names the products behind it. Every wall, product by product
Products that let our agent in on its own.
AgentMailEmail infrastructureL4
AirtableDatabasesL4
Anchor BrowserBrowser infrastructureL4
AttioCRML4
BookStackDocs and workspaceL4
BrowserlessBrowser infrastructureL4
ButtondownEmail marketingL4
ClickHouse CloudDatabasesL4
CloudinaryFile storageL4
ConvexDatabasesL4
CraftDocs and workspaceL4
DocuSealE-signatureL4
How an agent says who it is.
Web Bot Auth
An agent signs each request; a site's bot check can verify who sent it.
19 of 151 products we drove offer it.
Signed agents
Agents a bot-check vendor has verified, which a site can let through.
7 of 10 products we drove offer it.
robots.txt for AI agents
The file that tells crawlers and agents which pages to leave alone.
14 of 151 products we drove offer it.
Studies and data.
Fix guides.
- signup · Bot checkLet signed AI agents past your bot checkThe setting for Cloudflare, Vercel, Akamai, DataDome and HUMAN, and what to do about a check on the form.Read the fix 94 of 113Products whose bot check stopped our signed agent
- signup · Browser-only sign-upLet AI agents sign up and get an API keyAn API call that signs up and returns a limited key, and a claim step for the person.Read the fix 97 of 151Products that stop an AI agent at the door
- signup · Phone at sign-upLet AI agents sign up without a phone numberNo phone on the first step: an email code, a person who approves the agent, limits until they do.Read the fix 11 of 151Products that asked our agent for a phone number
- key · MCP sign-inMCP sign-in an AI agent can finish: OAuth and CIMDOAuth metadata, CIMD or DCR, and a way to approve without a browser on the agent's side.Read the fix 85 of 133Products with an MCP server our agent couldn't get into on its own
The other steps of the journey.
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.


