{
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    "name": "StartupBuilder API",
    "description": "🚀 Ideate, build, launch, operate and grow startups: one API for every startup in the Studio and everything they do",
    "url": "https://api.sb",
    "login": "https://api.sb/login",
    "signup": "https://api.sb/signup",
    "docs": "https://api.sb/docs",
    "from": "https://startups.studio"
  },
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    "up": "https://api.sb/startups",
    "self": "https://api.sb/apis.dev",
    "canonical": "https://api.sb/apis.dev",
    "next": "https://api.sb/apis.directory",
    "prev": "https://api.sb/apis.dental"
  },
  "nav": {
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    "└─ 🚀 startups (242)": "https://api.sb/startups",
    "   ├─ ◀ apis.dental": "https://api.sb/apis.dental",
    "   ├─ ● APIs.Dev": "https://api.sb/apis.dev",
    "   └─ ▶ apis.directory": "https://api.sb/apis.directory"
  },
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    "$id": "https://api.sb/apis.dev",
    "$type": "Startup",
    "id": "startup_io52a",
    "name": "APIs.Dev",
    "description": "For developers who build and sell APIs: one definition generates docs, REST, SDK, MCP and CLI, plus the rate card that meters them.",
    "pitch": "Build and monetize APIs: one definition generates docs, REST, SDK, MCP, CLI — and the rate card that meters them.",
    "icp": "API developers",
    "brand": "APIs.Dev",
    "status": "Live",
    "ventures": {
      "Agent devtools": "https://api.sb/startups?venture=agent-devtools",
      "Headless SaaS": "https://api.sb/startups?venture=headless-saas"
    },
    "families": {
      "dev (suffix .dev)": "https://api.sb/startups?family=dev",
      "api (census)": "https://api.sb/startups?family=api"
    },
    "abstractions": [
      "App"
    ],
    "appKind": [
      "SaaS"
    ],
    "motions": [
      "b2a",
      "b2d"
    ],
    "coordinates": {
      "icp": "developers whose agents buy functions, and developers who sell APIs",
      "industries": {
        "Software Publishers": "https://api.sb/Industries/Information/Publishing/Software",
        "Custom Computer Programming Services": "https://api.sb/Industries/Professional/Systems/Custom_Programming"
      },
      "occupations": {
        "Software Developers · serves": "https://api.sb/Occupations/Computer_and_Mathematical/Computer/Software_and_Web_Developers/Software_Developers"
      },
      "processes": {
        "Develop and manage services/solutions": "https://api.sb/Processes/IT/Development",
        "Perform revenue accounting": "https://api.sb/Processes/Finance/Revenue"
      },
      "supplies": {
        "Api.invoke": "https://api.sb/startups?drawsOn=Api.invoke",
        "Api.publish": "https://api.sb/startups?drawsOn=Api.publish"
      },
      "drawsOn": {
        "Api.discover": "https://api.sb/startups?supplies=Api.discover",
        "Api.verify": "https://api.sb/startups?supplies=Api.verify"
      },
      "offers": {
        "Function catalog for agents · b2a · $0.0002 per searchApis call · metered API": "https://api.sb/by-motion/b2a",
        "API builder · b2d · free · self-serve software": "https://api.sb/by-motion/b2d"
      },
      "products": {
        "Function invocation for agents · App": "https://api.sb/by-abstraction/software",
        "API builder (one definition to docs/REST/SDK/MCP/CLI) · App": "https://api.sb/by-abstraction/software"
      },
      "oneLiner": "For developers whose agents stall at signup walls, apis.dev is the function catalog agents buy from",
      "category": "API publishing, invocation and monetization",
      "beats": {
        "x402 pay-per-call: Wallet-signed per-request payment removes accounts, but vendors must adopt x402, there are no machine-readable terms, and developers still add per-tool spend caps and kill switches themselves (https://www.x402.org).": "https://api.sb/by-alternative/build",
        "RapidAPI Hub: A human account and app are needed before a key exists, each API needs its own subscription, and one long-lived key sits under the human account (https://docs.rapidapi.com/docs/keys-and-key-rotation).": "https://api.sb/by-alternative/marketplace",
        "Mintlify: Docs agents can read but not buy from; keys still come from each vendor's human signup.": "https://api.sb/by-alternative/incumbent",
        "ReadMe: Docs hub with no way for an agent to sign up or buy; long-lived keys under human accounts.": "https://api.sb/by-alternative/incumbent",
        "Stoplight: Design-time docs tool with no purchase, signup or key-provisioning path.": "https://api.sb/by-alternative/incumbent"
      }
    },
    "platform": false,
    "domains": {
      "apis.dev": "https://api.sb/domains/apis.dev",
      "apis.exposed": "https://api.sb/domains/apis.exposed",
      "capability.apis.dev": "https://api.sb/domains/capability.apis.dev",
      "pitch.apis.dev": "https://api.sb/domains/pitch.apis.dev",
      "pricing.apis.dev": "https://api.sb/domains/pricing.apis.dev",
      "product.apis.dev": "https://api.sb/domains/product.apis.dev"
    },
    "partOf": {
      "Startups.Studio": "https://api.sb/"
    },
    "usesPlatform": "https://api.sb/"
  },
  "graph": {
    "siblings": {
      "Startups.Studio": {
        "$id": "https://api.sb/startups?partOf=startups.studio",
        "count": 5
      }
    },
    "families": {
      "dev": {
        "$id": "https://api.sb/startups?family=dev",
        "count": 21
      },
      "api": {
        "$id": "https://api.sb/startups?family=api",
        "count": 3
      }
    },
    "ventures": {
      "Agent devtools": {
        "$id": "https://api.sb/startups?venture=agent-devtools",
        "count": 15
      },
      "Headless SaaS": {
        "$id": "https://api.sb/startups?venture=headless-saas",
        "count": 14
      }
    }
  },
  "verbs": {
    "pause · Live → Dormant": "https://api.sb/apis.dev/pause",
    "extend": "https://api.sb/apis.dev/extend",
    "graduate": "https://api.sb/apis.dev/graduate",
    "sell · Live → Sold": "https://api.sb/apis.dev/sell",
    "shutDown · Live → ShutDown": "https://api.sb/apis.dev/shutDown",
    "🚀 the Startups APIs.Dev uses": "https://api.sb/startups?usedBy=apis.dev",
    "🚀 the Startups that use APIs.Dev": "https://api.sb/startups?uses=apis.dev",
    "🔍 search the Startups": "https://api.sb/startups?q=",
    "📖 what is a Startup?": "https://api.sb/nouns/Startup",
    "🏠 home": "https://api.sb/"
  },
  "user": {
    "agent": {
      "kind": "ai-crawler",
      "name": "ClaudeBot",
      "vendor": "Anthropic",
      "onBehalfOf": "training"
    },
    "ip": "216.73.216.152",
    "isp": "Anthropic, PBC",
    "flag": "🇺🇸",
    "city": "Columbus",
    "region": "Ohio",
    "country": "United States",
    "continent": "North America",
    "timezone": "America/New_York",
    "localTime": "10/26/2026, 6:57:04 AM",
    "edgeLocation": "CMH",
    "latencyMilliseconds": 5,
    "rttMilliseconds": 7,
    "trustScore": 1
  }
}