SendLetter
Send real, printed letters by post across Europe. Requires a free account; quote before sending.
likely compatible
OAuth with discovery metadata and Dynamic Client Registration; use OAuth 2.0 → Dynamic discovery.
Rule R2c · what this means · Not tested in Copilot Studio.
| Registry name | eu.sendletter/sendletter |
| Endpoint used for verdict | https://sendletter.eu/api/mcp |
| Transports | streamable-http |
| Auth (Copilot Studio setting) | OAuth 2.0 – Dynamic discovery |
| Last endpoint check | 2026-10-20T18:13:17Z · HTTP 401 |
| GitHub | gertsnijder/sendletter-node |
| Website | https://sendletter.eu/en/integrations/mcp |
| Version | 1.0.0 |
| Registry updated | 2026-08-08 |
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Is this wrong or out of date? Email us. Data built 2026-10-21.