MailFixture
Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.
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 | com.mailfixture/mailfixture |
| Endpoint used for verdict | https://mailfixture.com/mcp |
| Transports | streamable-http |
| Auth (Copilot Studio setting) | API key (header) |
| Last endpoint check | 2026-10-20T18:11:49Z · HTTP 401 |
| Website | https://mailfixture.com |
| Version | 0.1.0 |
| Registry updated | 2026-07-11 |
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Is this wrong or out of date? Email us. Data built 2026-10-20.