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Route your OpenRouter requests through the Inference Catalyst gateway to access hundreds of models while getting full observability. OpenRouter is OpenAI-compatible, so you use the OpenAI SDK with the x-inference-provider-url header.
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Setup

1

Get your API keys

You need two keys:
2

Set environment variables

3

Update your code

Point the SDK at the gateway. Your project API key goes in apiKey, and the x-inference-provider-url header tells the gateway to forward requests to OpenRouter.