OpenRouter

OpenRouter provides a unified API that routes requests to many models behind a single endpoint and API key. It is OpenAI-compatible, so most OpenAI SDKs work by switching the base URL.

Getting started

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```bash}
openclaw models set openrouter/<provider>/<model>
```

Config example

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{
  env: { OPENROUTER_API_KEY: "sk-or-..." },
  agents: {
    defaults: {
      model: { primary: "openrouter/auto" },
    },
  },
}

Model references

Bundled fallback examples:

Image generation

OpenRouter can also back the

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{
  env: { OPENROUTER_API_KEY: "sk-or-..." },
  agents: {
    defaults: {
      imageGenerationModel: {
        primary: "openrouter/google/gemini-3.1-flash-image-preview",
        timeoutMs: 180_000,
      },
    },
  },
}

OpenClaw sends image requests to OpenRouter's chat completions image API with

Video generation

OpenRouter can also back the

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{
  env: { OPENROUTER_API_KEY: "sk-or-..." },
  agents: {
    defaults: {
      videoGenerationModel: {
        primary: "openrouter/google/veo-3.1-fast",
      },
    },
  },
}

OpenClaw submits text-to-video and image-to-video jobs to OpenRouter, polls the returned

Text-to-speech

OpenRouter can also be used as a TTS provider through its OpenAI-compatible

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{
  messages: {
    tts: {
      auto: "always",
      provider: "openrouter",
      providers: {
        openrouter: {
          model: "hexgrad/kokoro-82m",
          voice: "af_alloy",
          responseFormat: "mp3",
        },
      },
    },
  },
}

If

Authentication and headers

OpenRouter uses a Bearer token with your API key under the hood.

On real OpenRouter requests (

Advanced configuration

Related