O
OpenRouter
ChatbotOne API for every AI model
4.5(1,200)
About OpenRouter
OpenRouter provides a unified API that gives you access to GPT-4, Claude, Gemini, Llama, Mixtral, and dozens more models — one key, one format, pay only for what you use.
Key Features
- Unified API for all models
- Pay-per-use pricing
- Model comparison
- Automatic fallbacks
- Usage analytics
Pros & Cons
Pros
- Access all models with one key
- Fair pay-per-use pricing
- Good fallback system
- Active community
Cons
- Adds latency
- Markup over direct API
- Free models are slow
apiunifiedmulti-modeldevelopergateway
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