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.
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DocsAPI ReferenceClient SDKsAgent SDKCookbookChangelog
DocsAPI ReferenceClient SDKsAgent SDKCookbookChangelog
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ModelsChatRankingsDocs

Changelog

A daily log of product changes, improvements, and new model releases on OpenRouter
April 11, 2026
April 11, 2026

Product changes

  • Ordered provider selection in presets — Presets now show ordered provider selection with numbered badges and a summary, giving you more control over provider routing.
  • Video generation parameters — Video generation now supports generate_audio, seed, and frame_images parameters for more control over output.
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