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The Python SDK and docs are currently in beta. Report issues on GitHub.

Fields

FieldTypeRequiredDescriptionExample
http_refererOptional[str]:heavy_minus_sign:The app identifier should be your app’s URL and is used as the primary identifier for rankings.
This is used to track API usage per application.
x_open_router_titleOptional[str]:heavy_minus_sign:The app display name allows you to customize how your app appears in OpenRouter’s dashboard.
x_open_router_categoriesOptional[str]:heavy_minus_sign:Comma-separated list of app categories (e.g. “cli-agent,cloud-agent”). Used for marketplace rankings.
x_open_router_experimental_metadataOptional[components.MetadataLevel]:heavy_minus_sign:Opt-in to surface routing metadata on the response under openrouter_metadata. Defaults to disabled.enabled
responses_requestcomponents.ResponsesRequest:heavy_check_mark:N/A{"input": [{"content": "Hello, how are you?","role": "user","type": "message"}
],
“model”: “anthropic/claude-4.5-sonnet-20250929”,
“temperature”: 0.7,
“tools”: [
{"description": "Get the current weather in a given location","name": "get_current_weather","parameters": {"properties": {"location": {"type": "string"}
},
“type”: “object”
},
“type”: “function”
}
],
“top_p”: 0.9
}