LLMversus

OpenRouter

Free tier
AI API Platforms

Platforms: mac, windows, linux | Last verified: 2026-04-20

Features
  • *Unified API for 200+ models
  • *OpenAI-compatible API
  • *Automatic fallbacks
  • *Usage analytics
  • *Rate limiting
  • *Model routing
Pricing

Free: Free models available, pay-per-use for premium models

No paid plans listed.

Strengths
  • +Single API for all major LLM providers
  • +OpenAI-compatible so easy to switch
  • +Transparent pricing with no markup on many models
  • +Free models available
Limitations
  • -Adds a proxy layer (slight latency)
  • -Dependent on upstream provider availability
  • -Less control than direct provider APIs

Compare OpenRouter with

Vercel AI SDK
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