# Connect your agent Choose where you use your agent. Reuse an existing connection when available. Account connectors can carry across devices; direct CLI connections belong to the configured computer and scope. > Install [Biosimulant from the ChatGPT plugin directory](https://chatgpt.com/plugins/plugin_asdk_app_6aaf5b60db80819199cdaf5299792763). For Claude, use the [custom connector guide](/agents/connect/claude). | Your app | Quickest setup | | --- | --- | | [Claude Code (desktop)](/agents/connect/claude-code) | Ask the desktop agent to connect | | [Claude Code CLI](/agents/connect/claude-code-cli) | Connect from your terminal | | [Codex (desktop)](/agents/connect/codex) | Ask the desktop agent to connect | | [Codex CLI](/agents/connect/codex-cli) | Connect from your terminal | | [Claude web](/agents/connect/claude) | Add a custom connector | | [Claude desktop](/agents/connect/claude-desktop) | Add a custom connector | | [Claude mobile](/agents/connect/claude-mobile) | Set up on web, then return to the app | | [ChatGPT web](/agents/connect/chatgpt) | Install Biosimulant from the plugin directory | | [ChatGPT desktop](/agents/connect/chatgpt-desktop) | Set up on web, then return to the app | | [ChatGPT mobile](/agents/connect/chatgpt-mobile) | Set up on web, then return to the app | **Prompt setup is desktop only:** use Codex or Claude Code on your computer. If you are reading on your phone, continue on your computer first. Use a custom ChatGPT connection if you need a different Biosimulant environment or your workspace allows custom connections instead. Each guide includes an animated illustration and written steps. Already connected? [Create a session](/studio/quickstart), copy its prompt and paste it into your agent. Review runs, revisions and notes in Studio. [Setup help](/agents/connect/help) · [Connect for a team](/agents/connect/help#connect-for-a-team) · [Workflow guidance](/agents/connect/help#workflow-guidance)