{
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 "drives": {
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 },
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  "n": 55,
  "total": 59,
  "href": "/data/facts#signin.self",
  "count": "55 of 59"
 },
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  {
   "id": "signin.dcr",
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   "count": "51 of 59"
  },
  {
   "id": "signin.cimd",
   "label": "Accept a client ID metadata document (CIMD)",
   "n": 22,
   "total": 59,
   "href": "/data/facts#signin.cimd",
   "count": "22 of 59"
  }
 ],
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   "name": "Airtable",
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   "name": "Craft",
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   "name": "Less Annoying CRM",
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   "name": "NocoDB",
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   "name": "Penpot",
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   "name": "Pipedream",
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   "name": "Prisma Postgres",
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   "name": "Sentry",
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   "name": "Shortcut",
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   "name": "SignWell",
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   "name": "Steel",
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   "name": "SurveyMonkey",
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  {
   "name": "Tally",
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   "name": "TickTick",
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   "page": "https://agentdrives.com/tools/ticktick"
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  {
   "name": "Twenty",
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   "page": "https://agentdrives.com/tools/twenty"
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  {
   "name": "Twist",
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   "page": "https://agentdrives.com/tools/twist"
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  {
   "name": "Upstash",
   "slug": "upstash",
   "level": 4,
   "page": "https://agentdrives.com/tools/upstash"
  },
  {
   "name": "Weaviate",
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  {
   "name": "Zilliz",
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   "page": "https://agentdrives.com/tools/zilliz"
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  {
   "name": "Zulip",
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  },
  {
   "name": "Firebase",
   "slug": "firebase-google",
   "level": 3,
   "page": "https://agentdrives.com/tools/firebase-google"
  },
  {
   "name": "Intercom",
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  {
   "name": "Mixpanel",
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   "page": "https://agentdrives.com/tools/mixpanel"
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  {
   "name": "Neon",
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   "page": "https://agentdrives.com/tools/neon"
  },
  {
   "name": "Parallel",
   "slug": "parallel",
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   "page": "https://agentdrives.com/tools/parallel"
  },
  {
   "name": "Shopify",
   "slug": "shopify",
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   "page": "https://agentdrives.com/tools/shopify"
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  {
   "name": "Stripe",
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  {
   "name": "Tavily",
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   "page": "https://agentdrives.com/tools/tavily"
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  {
   "name": "TidyCal",
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   "page": "https://agentdrives.com/tools/tidycal"
  },
  {
   "name": "tldraw",
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   "page": "https://agentdrives.com/tools/tldraw"
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  {
   "name": "Browserbase",
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  {
   "name": "Exa",
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  {
   "name": "Fly.io",
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   "name": "Graphite",
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   "page": "https://agentdrives.com/tools/graphite"
  },
  {
   "name": "Gumroad",
   "slug": "gumroad",
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   "page": "https://agentdrives.com/tools/gumroad"
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  {
   "name": "Invoice Simple",
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  {
   "name": "Netlify",
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   "name": "PlanetScale",
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   "name": "Plunk",
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   "name": "Postiz",
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   "name": "Telnyx",
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   "name": "Umami",
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   "name": "Vercel",
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  {
   "name": "Webflow",
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 ],
 "standards": [],
 "studies": [
  {
   "title": "MCP servers everywhere, agents nowhere",
   "page": "https://agentdrives.com/findings/mcp-without-access",
   "date": "2026-11-01"
  },
  {
   "title": "MCP sign-in: which servers let an AI agent register itself?",
   "page": "https://agentdrives.com/findings/mcp-sign-in",
   "date": "2026-11-01"
  },
  {
   "title": "Most products that stop an AI agent at sign-up still offer it an API, MCP or CLI",
   "page": "https://agentdrives.com/findings/stopped-at-sign-up",
   "date": "2026-11-01"
  }
 ],
 "everything": {
  "research": [
   {
    "title": "MCP servers everywhere, agents nowhere",
    "page": "https://agentdrives.com/findings/mcp-without-access",
    "date": "2026-11-01",
    "about": "105 of 174 products with an MCP server keep an AI agent out."
   },
   {
    "title": "MCP sign-in: which servers let an AI agent register itself?",
    "page": "https://agentdrives.com/findings/mcp-sign-in",
    "date": "2026-11-01",
    "about": "An AI agent can register itself as a client at 55 of the 59 MCP servers whose sign-in we read. At 33 of them, the only way is dynamic client registration (DCR), which the MCP spec deprecated in its 2026-07-28 version."
   },
   {
    "title": "Most products that stop an AI agent at sign-up still offer it an API, MCP or CLI",
    "page": "https://agentdrives.com/findings/stopped-at-sign-up",
    "date": "2026-11-01",
    "about": "114 of the 117 products that stopped our agent at sign-up still offer it an API, an MCP server or a CLI (97%). Of the 77 products that let it in on its own, 77 do (100%)."
   }
  ],
  "articles": [
   {
    "title": "Does an MCP server mean an AI agent can use your product?",
    "page": "https://agentdrives.com/blog/why-we-drive-software-with-agents",
    "date": "2026-10-31",
    "about": "Neon, Cloudinary and Apify handed our agent a working credential through their own routes, with no sign-up form in its way."
   }
  ],
  "news": [
   {
    "title": "Resend publishes an MCP Server Card and an AI Catalog",
    "page": "https://agentdrives.com/notes/2026-10-27-resend-publishes-an-ai-catalog-and-an-mcp-server",
    "date": "2026-10-27",
    "about": "Clients that support the new files can find Resend's MCP server from its domain. Our agent got into 51 of 134 products with an MCP server on its own."
   }
  ],
  "fixes": [
   {
    "title": "MCP sign-in an AI agent can finish: OAuth and CIMD",
    "page": "https://agentdrives.com/guides/mcp-sign-in-agents-can-finish",
    "date": "2026-11-01",
    "about": "OAuth metadata, CIMD or DCR, and a way to approve without a browser on the agent's side."
   }
  ]
 },
 "fixes": [
  {
   "title": "MCP sign-in an AI agent can finish: OAuth and CIMD",
   "page": "https://agentdrives.com/guides/mcp-sign-in-agents-can-finish"
  }
 ],
 "data": "https://agentdrives.com/explore?checkpoint=signup&outcome=stopped",
 "licence": "CC BY 4.0"
}