About Portkey Gateway
[Portkey's AI Gateway](https://portkey.ai/features/ai-gateway) is the interface between your app and hosted LLMs. It streamlines API requests to OpenAI, Anthropic, Mistral, LLama2, Anyscale, Google Gemini and more with a unified API.
Blazing fast (9.9x faster) with a tiny footprint (~45kb installed)
Load balance across multiple models, providers, and keys
Fallbacks make sure your app stays resilient
Automatic Retries with exponential fallbacks come by default
Plug-in middleware as needed
Battle tested over 100B tokens