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cctether 0.3.0
First public release.
cctether lets Claude Code (or any MCP client) use your own Chrome over your own connection, with no third-party relay. A Chrome extension connects out to a small service that runs next to Claude Code; Claude can then read pages, take screenshots, click and type, and check the console and network requests in the tabs you share with it.
Install
- On the computer that runs Claude Code (Node.js 22 or newer):
npx cctether@latest setup - Download cctether-extension-0.3.0.zip below and unzip it. In Chrome, open
chrome://extensions, turn on Developer mode, click Load unpacked and pick thecctether-extensionfolder. - Paste the connection code from setup (or from
cctether pair, run in your own terminal) into the extension's settings.
More: README · Ways to connect · Let Claude set it up · Security
Files
cctether-extension-0.3.0.zip: the extension, to load yourself.cctether-extension-0.3.0-store.zip: the same files laid out for the Chrome Web Store. You don't need it.cctether-0.3.0.tgz: the npm package, identical to cctether on npm.SHA256SUMS
The extension zips are reproducible: node scripts/pack-extension.mjs (and --flat) on this tag produce the same bytes.
中文
第一个公开版本。cctether 让 Claude Code 通过你自己的连接用上你的 Chrome,不经过任何第三方中转。
安装:在跑 Claude Code 的电脑上运行 npx cctether@latest setup;下载上面的 cctether-extension-0.3.0.zip,解压后在 Chrome 的 chrome://extensions 里打开「开发者模式」,点「加载已解压的扩展程序」,选 cctether-extension 文件夹;再把连接码粘贴到插件的设置页。详见 README.zh-CN.md。