
RouterBase
One OpenAI-compatible API for 200+ AI models - switch models, track cost, no code rewrite.
About RouterBase
Best for: developers, AI product teams, startups integrating multiple AI models
Key features
- Provides a single API endpoint compatible with OpenAI for accessing 200+ models
- Supports models from major providers including OpenAI, Anthropic, Google, Meta, and more
- Offers smart routing to select providers based on price, latency, or availability
- Includes automatic fallback to alternate providers in case of failure
- Consolidates billing across all providers into a single invoice
- Tracks usage and spend by model, key, or project with export options
Use cases
- Integrating multiple AI models into one application without rewriting code
- Switching between AI providers for cost or performance optimization
- Managing and tracking AI usage and costs across projects
Pros
- Free tier available for new users
- No need to rewrite code when switching models or providers
- Unified billing simplifies expense management
Limitations
- Free tier has a rate limit of 60 requests per minute
Screenshots

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