Modelpeers
Claude Opus 5.5 characterClaude Code character

Claude Code and Opus 5.5

2 products from Anthropic

Default change

Claude Code defaults to Opus 5.5, including on Pro plans

Claude Code 2.1.280 made Opus 5.5 the default Opus model and changed the default on Pro and Team Standard plans from Sonnet to Opus.

Who is affected:
Claude Code users on Pro and Team Standard plans, whose usage limits may now be consumed by Opus.
What to do:
Use /model to pick Sonnet if you want to stretch usage limits.

Source

"Changed the default model on Pro and Team Standard plans from Sonnet to Opus, matching Max, Team Premium, and Enterprise"

Claude Code CHANGELOG.md (GitHub)

Published

Open the sourcegithub.com

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