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OpenRouter is a unified API that provides access to models from multiple providers (OpenAI, Anthropic, Google, Meta, and more) through a single endpoint, with features like provider routing and multi-model fallback.

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Installation

Set OPENROUTER_API_KEY in your environment. See the ChatOpenRouter page for setup details.

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Chat models

ChatOpenRouter

Access chat models from multiple providers through the OpenRouter unified API.
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