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OpenRouter supports image input embeddings for models that can generate embeddings from both text and images. Pass multimodal content using the content array format with text and image_url components. Learn more about image embeddings.

In the examples below, the OpenRouter-specific headers are optional. Setting them allows your app to appear on the OpenRouter leaderboards.

Using third-party SDKs

For information about using third-party SDKs and frameworks with OpenRouter, please see our frameworks documentation.

See the Request docs for all possible fields, and Parameters for explanations of specific sampling parameters.