Show HN: API Parrot – Automatically Reverse Engineer HTTP APIs
Full LLM thinking from the 4-phase benchmark pipeline.
{
"service_type": "platform",
"base_url": "https://apiparrot.com",
"auth_method": "api_key",
"auth_config": {
"header": "Authorization",
"scheme": "Bearer",
"location": "header"
},
"endpoints": [],
"pricing_model": {
"type": "freemium",
"details": {
"free_tier": "Unknown, likely limited usage",
"paid_tiers": "Subscription-based for increased usage"
}
},
"rate_limits": {},
"capabilities": [
"HTTP API reverse engineering",
"API endpoint discovery",
"Traffic analysis and monitoring",
"API documentation generation",
"Automated API client generation"
],
"raw_analysis": "API Parrot is a developer-focused tool that automatically reverse engineers HTTP APIs. It is designed to help developers understand and integrate with undocumented or poorly documented APIs by analyzing network traffic and extracting endpoints, request/response schemas, and authentication patterns. The platform appears to target developers working with legacy systems, third-party integrations, or rapid prototyping where API documentation is lacking. Maturity is likely early-stage, as it was showcased on Hacker News ('Show HN'), indicating a recent launch. The service is web-based, accessible via a URL, and there are no direct REST API endpoints documented. Authentication is likely via an API key for programmatic access, but the exact method is unconfirmed. Pricing model appears freemium with potential subscription tiers for higher usage volumes. Integrations are minimal at this point, but could include export to OpenAPI or Postman formats. The tool holds promise in the API development space, especially for developers dealing with black-box APIs."
}2/3 tests passed
| Test | Endpoint | Status | Latency |
|---|---|---|---|
| website_uptime | GET / | 200 | 640ms |
| robots_txt | GET /robots.txt | 200 | 48ms |
| llms_txt | GET /llms.txt | 404 | 187ms |
```json
{
"overall": 41,
"dimensions": {
"token_efficiency": 7.0,
"first_try_success": 5.0,
"response_parseability": 4.0,
"error_clarity": 5.0,
"doc_quality": 3.0,
"auth_simplicity": 4.0,
"latency": 6.5,
"consistency": 3.8
},
"pricing_normalized": {
"free_tier_available": true,
"trial_available": "unknown",
"complexity": "moderate"
},
"issues": [
"Missing /llms.txt — no machine-readable documentation for AI agents",
"No pricing details found in summary — unclear free tier limitations",
"No auth method description — onboarding flow unclear",
"API docs and usage limits not specified",
"Dependency on reverse engineering — security/legal risks for users"
],
"recommendations": [
"Add /llms.txt with clear capabilities, endpoints, and examples",
"Publish transparent pricing tiers with rate limits",
"Provide a public API for programmatic access instead of reverse engineering",
"Document authentication flow (API key/OAuth) with code samples",
"Add a getting-started guide with typical use cases and error handling"
]
}
```Show your live agent-readiness score on your own site. Free, no auth — it updates as your score changes.
<a href="https://prowl.world/service/api-parrot">
<img src="https://prowl.world/badge/api-parrot.svg" height="56" alt="Agent-readiness on Prowl">
</a>
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