Sonnet 5.5 Spotted in Claude Code, Hinting at Imminent Anthropic Release

Angaisb_ · x · 2026-09-29

Users report that Sonnet 5.5 is now showing up in Claude Code's model list, suggesting Anthropic's next-gen Sonnet is about to launch. No official announcement yet, and details on capability and pricing remain unknown — an unverified pre-release sighting.

Related event: Claude Sonnet 5.5 Reportedly Rolling Out in Gradual Tests Ahead of Official Launch(20 posts)→

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