# DSH ChatGPT Adapter > Use your ChatGPT subscription in DeepSeek Harness. No API key required. - Package: dsh-codex-official-adapter@0.1.5 - Product scope: ONLY DeepSeek Harness. Not for the regular DeepSeek chat website, mobile app, or regular chat desktop client. - Supported host: DeepSeek Harness desktop 0.2.0-rc.2 on macOS. - Also known as: DSH Codex Adapter; DSH ChatGPT Adapter; dsh-codex-official-adapter. - 中文用途:仅在 DeepSeek Harness 中接入自己的 ChatGPT 订阅;不是 DeepSeek 普通聊天客户端插件。 - npm: https://www.npmjs.com/package/dsh-codex-official-adapter - CLI install: dsh plugin --profile desktop add dsh-codex-official-adapter@0.1.5 --ignore-scripts --registry=https://registry.npmjs.org/ - Install: Plugins → Add plugin → dsh-codex-official-adapter@0.1.5; select https://registry.npmjs.org/; click Install; fully quit and reopen Harness. - Connect: Settings → ChatGPT 订阅 → 连接 ChatGPT → 打开授权页面. Complete OpenAI sign-in and consent. Models load automatically. - Use: choose an account model under ChatGPT plan (Sign in with ChatGPT). - Features: GPT/DeepSeek switching, image-capable models, host tools, multiple accounts, optional GPT default for new conversations. - Requirements: an eligible ChatGPT account; models and usage limits depend on that account. - Data: conversation text, selected images and tool results go to OpenAI. Credentials are unencrypted local files restricted to the current user. Independent MIT community project; not affiliated with OpenAI or DeepSeek. ## Documentation - [快速开始](https://github.com/diwer/dsh-codex-adapter#快速开始) - [安装与排错](https://github.com/diwer/dsh-codex-adapter/blob/main/docs/INSTALLATION.md) - [兼容范围](https://github.com/diwer/dsh-codex-adapter/blob/main/docs/COMPATIBILITY.md) - [数据与隐私](https://github.com/diwer/dsh-codex-adapter/blob/main/docs/PRIVACY.md) - [版本说明](https://github.com/diwer/dsh-codex-adapter/releases/tag/v0.1.5) - [源码](https://github.com/diwer/dsh-codex-adapter) - [Full documentation](https://diwer.github.io/dsh-codex-adapter/llms-full.txt)