76
/100
prowl
Benchmarked Aug 21, 2026

LibreTranslate

Translation tool with 17 available languages

ai platform_profile
Benchmark Your API

Score Breakdown

Latency 8/10
Auth Simplicity 8/10
Token Efficiency 8/10
First-Try Success 8/10
Parseability 8/10
Consistency 7/10
Error Clarity 7/10
Documentation 6/10

Benchmark Analysis Log

Full LLM thinking from the 4-phase benchmark pipeline.

Analyze
{
  "service_type": "platform",
  "base_url": "https://libretranslate.com",
  "auth_method": "api_key",
  "auth_config": {
    "header": "Authorization",
    "schema": "Bearer <api_key>"
  },
  "endpoints": [
    {
      "path": "/translate",
      "method": "POST",
      "description": "Translate text between languages"
    },
    {
      "path": "/languages",
      "method": "GET",
      "description": "List supported languages"
    },
    {
      "path": "/detect",
      "method": "POST",
      "description": "Detect language of text"
    },
    {
      "path": "/suggest",
      "method": "POST",
      "description": "Suggest a translation improvement"
    },
    {
      "path": "/frontend/settings",
      "method": "GET",
      "description": "Get frontend settings (e.g., default language)"
    },
    {
      "path": "/glossaries",
      "method": "GET/POST/DELETE",
      "description": "Manage glossaries for translation memory"
    },
    {
      "path": "/translations",
      "method": "GET/POST",
      "description": "Manage translation memories (pairs)"
    },
    {
      "path": "/usage",
      "method": "GET",
      "description": "Get usage statistics for API key"
    },
    {
      "path": "/health",
      "method": "GET",
      "description": "Check service health"
    }
  ],
  "pricing_model": {
    "type": "freemium",
    "details": {
      "free_tier": "Limited to 1000 characters per hour for anonymous requests, 2000 characters per day for registered users",
      "paid_tiers": "API subscription plans with higher limits and priority support",
      "self_hosting": "Free and open-source, can be self-hosted without limits"
    }
  },
  "rate_limits": {
    "free_anonymous": "1000 chars/hour (IP-based)",
    "free_registered": "2000 chars/day",
    "paid": "Varies by plan, check docs"
  },
  "capabilities": [
    "Text translation between 17 languages",
    "Language detection",
    "Translation suggestions (crowdsourcing)",
    "Glossary management for consistent terminology",
    "Translation memories for efficient reuse",
    "Usage tracking and limits",
    "Self-hosting option for unlimited use",
    "REST API with JSON responses",
    "Integrates with web frontend (LibreTranslate Web)"
  ],
  "raw_analysis": "LibreTranslate is an open-source machine translation platform that provides a REST API for translating text between 17 languages. It is designed for developers and organizations needing translation capabilities without relying on proprietary cloud services. The service is mature, having been around since 2020, with a growing community and active development. It supports language detection, translation memories, glossaries, and usage management. Key integrations include a web frontend (libretranslate-web), and it can be self-hosted, offering privacy and customization. The API is straightforward, with endpoints for translation, languages, detection, and administrative features. Authentication can be via API key or none for public instances, but production use typically requires an API key. Pricing follows a freemium model: free tier with rate limits, paid plans for higher quotas, and free self-hosting for full control. Overall, it's a versatile translation tool for both individuals and enterprises, especially those prioritizing open-source transparency."
}
Execute

2/3 tests passed

TestEndpointStatusLatency
website_uptimeGET /200225ms
robots_txtGET /robots.txt200554ms
llms_txtGET /llms.txt404170ms
Interpret
```json
{
  "overall": 72,
  "dimensions": {
    "token_efficiency": 7.5,
    "first_try_success": 8.0,
    "response_parseability": 8.5,
    "error_clarity": 7.0,
    "doc_quality": 6.5,
    "auth_simplicity": 8.0,
    "latency": 8.0,
    "consistency": 7.0
  },
  "pricing_normalized": {
    "free_tier": "1000 chars/hour anonymous, 2000 chars/day registered",
    "paid_tier": "API subscription with higher limits",
    "self_hosting": "Free, unlimited"
  },
  "issues": [
    "No /llms.txt file found (404), making agent discovery harder",
    "Missing security headers (no HSTS, CSP, etc.)",
    "Free tier character limits are restrictive for production use",
    "No explicit documentation on rate limits or error handling in checked pages"
  ],
  "recommendations": [
    "Add /llms.txt to provide structured API documentation for AI agents",
    "Document error codes and retry strategies for all API endpoints",
    "Clarify self-hosting setup requirements to reduce onboarding friction",
    "Add security headers to improve trust for programmatic access"
  ]
}
```

Agent Readiness

x402 Payments
Not supported
Streaming
No
Sandbox
None
Agent Auth
Unknown
SDKs
None listed
MCP Support
No

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