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Claude Opus 5.5 is now available in Devin

Codeium ·

Summary: Claude Opus 5.5 is now live in Devin Desktop and Devin CLI. It is the new #1 on FrontierCode 1.1, edging out Fable 5 and GPT-6 Astra at less than a tenth of the cost of Fable 5.

AI tools in this story: Claude

Read the full story on Codeium

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Who reported “Claude Opus 5.5 is now available in Devin”?

Codeium, on 22 Sept 2026. The full article is at the source link on this page.

Which AI tools does this story mention?

Claude.