CORE

{
  "service_type": "platform",
  "base_url": "https://core.ac.uk",
  "auth_method": "api_key",
  "auth_config": {
    "api_key": "obtained via registration at https://core.ac.uk/services/register or from dashboard"
  },
  "endpoints": [
    {
      "path": "/api/v3/search/works",
      "method": "GET",
      "description": "Search for research papers with filters and pagination."
    },
    {
      "path": "/api/v3/works/{id}",
      "method": "GET",
      "description": "Retrieve metadata and full-text access for a specific paper by CORE ID."
    },
    {
      "path": "/api/v3/works/{id}/fulltext",
      "method": "GET",
      "description": "Retrieve the full-text PDF or HTML for a specific paper."
    },
    {
      "path": "/api/v3/repositories",
      "method": "GET",
      "description": "List open access repositories indexed by CORE."
    },
    {
      "path": "/api/v3/repositories/{id}",
      "method": "GET",
      "description": "Retrieve metadata for a specific repository."
    },
    {
      "path": "/api/v3/journals",
      "method": "GET",
      "description": "List journals indexed by CORE."
    },
    {
      "path": "/api/v3/journals/{id}",
      "method": "GET",
      "description": "Retrieve metadata for a specific journal."
    }
  ],
  "pricing_model": {
    "type": "freemium",
    "details": {
      "free_tier": "API access with rate limit of 5,000 requests/day, limited to 1 concurrent request and 100 results per page.",
      "premium_tier": "Subscription plans (e.g., CORE Premium) for higher rate limits, full-text access, and advanced features. Pricing available on request."
    }
  },
  "rate_limits": {
    "free_tier": {
      "requests_per_day": 5000,
      "concurrent_requests": 1,
      "max_results_per_page": 100
    },
    "premium_tier": "vary by plan, contact CORE for details"
  },
  "capabilities": [
    "Search and retrieve open access research papers",
    "Access full-text content (PDF/HTML) where available",
    "Discover repositories and journals indexed in CORE",
    "Filter results by date, type, language, etc.",
    "Export metadata in JSON format",
    "Integrate with ORCID, OpenAIRE, and other scholarly services",
    "Comply with funder open access mandates via API integration",
    "Bulk download and analysis for research institutions"
  ],
  "raw_analysis": "CORE is a global aggregator of open access research papers, providing access to millions of full-text articles from repositories and journals worldwide. The platform is aimed at researchers, librarians, universities, and businesses who need to discover, analyze, and manage open access scholarly content. The API enables programmatic search, retrieval of metadata and full-text, and access to repository and journal information. It is mature and widely adopted in the academic community, with a robust RESTful API. The service offers a free tier with generous daily limits and premium plans for higher usage. Integration options include using the API to comply with funder mandates, build discovery layers, or perform text mining. The platform also offers services beyond API, such as browser extensions and widgets, supporting a broad user base. The API requires an API key, which can be obtained through registration. The documentation is detailed and the service is trusted by many educational institutions."
}

2/3 tests passed

```json
{
  "overall": 72,
  "dimensions": {
    "token_efficiency": 7.5,
    "first_try_success": 6.5,
    "response_parseability": 9.0,
    "error_clarity": 6.0,
    "doc_quality": 7.0,
    "auth_simplicity": 6.0,
    "latency": 8.5,
    "consistency": 7.5
  },
  "pricing_normalized": {
    "free_tier": "5,000 requests/day, 1 concurrent request, 100 results/page",
    "premium_tier": "Custom pricing for higher limits and full-text access"
  },
  "issues": [
    "No llms.txt file (404), making automated discovery harder for agents",
    "Pricing details for premium tier are vague ('available on request')",
    "Free tier has restrictive concurrency limit (1 request at a time)",
    "Security headers missing (no HSTS, CSP, etc.) which may concern some users",
    "API key required for full access, but signup flow not documented in provided info"
  ],
  "recommendations": [
    "Add a standard llms.txt file to describe API capabilities and endpoints for agents",
    "Publish transparent premium pricing tiers with clear feature differentiators",
    "Increase free tier concurrency limit slightly (e.g., 3-5 concurrent requests) to improve usability",
    "Document the API authentication process (API key generation) more explicitly in public docs",
    "Add clear rate limit headers to API responses to help agents self-throttle"
  ]
}
```