Developer Frameworks & Infrastructure
OpenRouter
Unified API gateway and router for open and proprietary LLMs
Freemium - from Pay as you go (Free models available)Runs in the cloudEditors pick
Pricing
Freemium - from Pay as you go (Free models available)
Pay as you go (Free models available)
Platforms
Web
Hosted app
Category
Developer Frameworks & Infrastructure
133 tools
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Last updated
Sep 30
Listing updated
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Single API endpoint for all major AI models
Access OpenAI, Anthropic, Google, Meta, and DeepSeek models through one API key and billing dashboard.
Pricing checked Sep 2026
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About OpenRouter
OpenRouter is a unified API gateway that aggregates hundreds of AI language and vision models under a single OpenAI-compatible endpoint. Developers can switch seamlessly between Claude 3.5 Sonnet, GPT-4o, DeepSeek R1, and open-source models like Llama 3 without managing separate provider accounts.
It features automatic fallback routing, latency optimization, transparent cost tracking, and dozens of completely free hosted models for developer testing.
- OpenAI-compatible API format enables instant drop-in replacement across frameworks
- Consolidates billing, API keys, and rate limits into a single unified account
- Offers automated fallbacks, cost controls, and latency-optimized routing
- Adds a lightweight API gateway layer between application servers and model hosts
- Some specialized provider-native beta features may roll out to OpenRouter with slight delays
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