likely compatible
Declares API key header (Authorization); use Copilot Studio 'API key' → Header.
Rule R2b · what this means · Not tested in Copilot Studio.
| Registry name | bot.mailbox/mailbox |
| Endpoint used for verdict | https://mailbox.bot/api/mcp |
| Transports | streamable-http |
| Auth (Copilot Studio setting) | API key (header) |
| Last endpoint check | 2026-10-20T18:10:18Z · initialize OK |
| GitHub | arbengine/mailbox-mcp |
| Website | https://mailbox.bot/mcp-install |
| Version | 1.0.3 |
| Registry updated | 2026-10-11 |
Track changes like this weekly. New Copilot-ready MCP servers, breakages and auth changes, in one short email.
Is this wrong or out of date? Email us. Data built 2026-10-20.