Gateways & Routers

One API in front of many providers. Swap models with a string, add fallbacks and cost-based routing, and avoid locking your code to a single vendor.

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LiteLLM

BerriAI

Call 100+ LLM APIs through one OpenAI-style interface, plus a proxy with routing, fallbacks, and cost tracking.

v1.93.02026-07-19PythonMIT
#gateway #multi-provider #proxy #python
54.5k Open source Paid

OpenRouter

OpenRouter

One OpenAI-compatible API to 300+ models across providers, with routing and fallbacks

APIProprietary
#gateway #multi-provider #routing #api
Free tier Paid