Fitbit

{
  "service_type": "platform",
  "base_url": "https://dev.fitbit.com",
  "auth_method": "oauth2",
  "auth_config": {
    "authorization_url": "https://www.fitbit.com/oauth2/authorize",
    "token_url": "https://api.fitbit.com/oauth2/token",
    "scopes": ["activity", "heartrate", "location", "nutrition", "profile", "settings", "sleep", "social", "weight"]
  },
  "endpoints": [
    {
      "path": "/1/user/-/profile.json",
      "method": "GET",
      "description": "Get user profile data"
    },
    {
      "path": "/1/user/-/activities/date/{date}.json",
      "method": "GET",
      "description": "Get activity summary for a date"
    },
    {
      "path": "/1/user/-/sleep/date/{date}.json",
      "method": "GET",
      "description": "Get sleep logs for a date"
    },
    {
      "path": "/1/user/-/heart/date/{date}.json",
      "method": "GET",
      "description": "Get heart rate data for a date"
    },
    {
      "path": "/1/user/-/body/log/weight/date/{date}.json",
      "method": "GET",
      "description": "Get weight logs for a date"
    }
  ],
  "pricing_model": {
    "type": "freemium",
    "details": {
      "free_tier": "Public API available for personal and commercial use with rate limits.",
      "premium_tier": "No explicit paid API tier; Fitbit offers SDKs and tools for developers."
    }
  },
  "rate_limits": {
    "general": "150 requests per hour per user for most endpoints.",
    "daily": "Varies by endpoint; e.g., 150 requests per hour for activity data.",
    "note": "Rate limits are per user, not per app."
  },
  "capabilities": [
    "Activity tracking (steps, distance, calories, floors)",
    "Heart rate monitoring",
    "Sleep tracking and analysis",
    "Weight and body composition logging",
    "Nutrition logging",
    "User profile and settings management",
    "Social features (friends, badges)",
    "OAuth2 authentication and authorization",
    "Webhook subscriptions for real-time data",
    "Integration with health platforms (Apple Health, Google Fit) via official apps"
  ],
  "raw_analysis": "Fitbit is a leading consumer wearable platform that provides a comprehensive API for developers to access user health and fitness data. The platform is mature, with a well-documented REST API, OAuth2 authentication, and extensive endpoints for activity, sleep, heart rate, and more. It is primarily used by developers building health, wellness, and fitness applications. The API is free to use with rate limits, making it accessible for startups and enterprises. Integration options include webhooks for real-time data and official mobile SDKs. The platform is backed by Google (acquired in 2021), ensuring long-term stability. The main audience is health tech developers, researchers, and fitness app creators. The API supports personal use and commercial applications, subject to Fitbit's terms. The platform's maturity is high, with a robust developer community and continuous updates. However, the rate limits may be restrictive for high-frequency data polling, and the API requires OAuth2 authorization for each user, which can add complexity."
}

2/3 tests passed

```json
{
  "overall": 68,
  "dimensions": {
    "token_efficiency": 8.0,
    "first_try_success": 5.5,
    "response_parseability": 7.5,
    "error_clarity": 6.0,
    "doc_quality": 7.0,
    "auth_simplicity": 5.0,
    "latency": 9.5,
    "consistency": 8.0
  },
  "pricing_normalized": {
    "model": "freemium",
    "free_tier": "Full public API with rate limits — no paywall for basic use",
    "cost_per_agent": "low (no API fees, only OAuth registration)"
  },
  "issues": [
    "No llms.txt file (404) — agents must scrape docs manually, increasing friction",
    "Requires OAuth2 app registration (not instant sign-in with email/magic link)",
    "robots.txt blocks many key paths (user data, store, foods), which may confuse automated discovery",
    "Health data API is read-focused; write capabilities for cardio logs are limited per docs",
    "Enterprise approval sometimes required for full API access depending on use case"
  ],
  "recommendations": [
    "Publish an llms.txt with direct links to API reference, auth guide, and webhook docs",
    "Add 'Sign in with Google/Apple' or magic link for faster developer onboarding",
    "Provide a sandbox mode with sample data so agents can test without real fitness devices",
    "Clarify rate limits and write-scope permissions in a single 'Getting Started' doc",
    "Expose a self-serve API key option for small apps, not just OAuth app registration"
  ]
}
```