Cline v4.0.5 Changelog
What changed in Cline extension v4.0.5, released 2026-06-30 — explained in plain English.
TLDR
- Added support for a brand-new AI model, Claude Sonnet 5.
- You can use this new model across seven different AI providers.
- The model menu was updated to easily find and recommend this new option.
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This release is all about giving you access to the latest and greatest AI brain. If you use Cline to write or edit code, this update matters because you can now tap into Claude Sonnet 5—a newer, smarter model—to get better help with your projects.
What's new
- Support for Claude Sonnet 5: Cline can now use Anthropic's newly released Claude Sonnet 5 model. An AI "model" is the underlying brain that processes your requests, and this new one is faster and smarter at understanding code.
- Works across multiple platforms: You can use this new model no matter which service you connect through. It works across seven different AI providers (like Anthropic, Bedrock, Vertex, OpenRouter, and others), so you aren't locked into just one platform.
- Updated model picker: The menu where you select your AI model has been updated to include Claude Sonnet 5 and will recommend it as a top choice.
Improvements
- The system that recommends which AI model you should use has been updated to point you toward Claude Sonnet 5 for the best results.
Fixes
No fixes in this release.
Breaking changes
No breaking changes in this release.
This is our plain-language summary. Read the complete, official notes on the Cline official changelog ↗.
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