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LiveUpdated 2026-09-22 17:37 UTC

Claude Opus 5.5 from @AnthropicAI is live on OpenRouter!

Claude Opus 5.5 from @AnthropicAI is live on OpenRouter! The first model in the Claude 5.5 family leads Opus 5 and…

This is a dev post classified by Jev as AI dev tools (a launch), kept by the Dev Radar because it carries real work, not commentary.

Claude Opus 5.5 from @AnthropicAI is live on OpenRouter! The first model in the Claude 5.5 family leads Opus 5 and Fable 5.1 on agentic coding, knowledge work, and computer use, with 1M context at $4/M input and $20/M output, 20% lower per token than Opus 5.

Posted by OpenRouter (147.3k followers) 1 h ago · 112 likes · 6.2k views · view the original post on X. Kept by the Dev Radar as AI dev tools.

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