For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
The Python SDK and docs are currently in beta.
Report issues on GitHub.
Fields
Field
Type
Required
Description
Example
http_referer
Optional[str]
➖
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_title
Optional[str]
➖
The app display name allows you to customize how your app appears in OpenRouter’s dashboard.
x_open_router_categories
Optional[str]
➖
Comma-separated list of app categories (e.g. “cli-agent,cloud-agent”). Used for marketplace rankings.
output_modalities
Optional[str]
➖
Filter models by output modality. Accepts a comma-separated list of modalities (text, image, audio, embeddings) or “all” to include all models. Defaults to “text”.
