Hub/AI Plugins/OAuth sign-in
Which ecosystems support OAuth sign-in?
Plugins or their MCP servers can sign users in with OAuth.
8 Yes1 Partial
Verified Yes: ChatGPT plugins, Codex plugins, Claude plugins (apps), Claude Code plugins, Cursor plugins, Gemini CLI extensions, Gemini app & Gemini Enterprise, Microsoft 365 Copilot plugins.
| Ecosystem | Status | Notes | Source |
|---|---|---|---|
| ChatGPT pluginsOpenAI | Yes | Plugin auth via extensions.com.openai.auth (provided client, DCR or CIMD). | Source |
| Claude Code pluginsAnthropic | Yes | From the MCP matrix. DCR, CIMD or pre-registered client | Source |
| Claude plugins (apps)Anthropic | Yes | From the MCP matrix (remote connector sign-in). CIMD recommended, DCR | Source |
| Codex pluginsOpenAI | Yes | extensions.com.openai.auth: provided client, DCR or CIMD. | Source |
| Cursor pluginsAnysphere | Yes | From the MCP matrix. | Source |
| Gemini app & Gemini EnterpriseGoogle | Yes | Dynamic client registration, or manual credentials under Advanced. | Source |
| Gemini CLI extensionsGoogle | Yes | OAuth 2.0 for remote MCP servers, with automatic discovery. | Source |
| Microsoft 365 Copilot pluginsMicrosoft | Yes | OAuth (static), DCR or Entra SSO. | Source |
| GitHub Copilot / VS Code pluginsGitHub / Microsoft | Partial | From the MCP matrix (VS Code). Static oauth.clientId; DCR/CIMD unconfirmed | Source |
| Goose extensionsBlock / AAIF | Unknown | — |
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