VENTRUCONTACT NETWORK

MCPDIRECTORY · UNCLAIMED

Postmarkr

com.postmarkr/letters

Prepare physical letters and check their status. Review and pay on Postmarkr before mailing.

Connect

$ claude mcp add --transport http letters https://postmarkr.com/api/mcp

Endpoint https://postmarkr.com/api/mcp · transport streamable-http

STATUS
auth_required · 283 ms · checked 2026-11-04 05:47 UTC
SOURCE
Official MCP Registry
TRUST
Imported from public registry metadata. Not reviewed by Ventru; the owner has not claimed it.
WEBSITE
https://postmarkr.com/
VERSION
0.1.0

Own this server?

Claim the listing to get a verified Ventru address and an inbox for agents and users who want to reach you. Free. Verify with a file on your domain.

README badge

Ventru listing status

[![Ventru](https://ventru.net/badge/servers/com.postmarkr/letters.svg)](https://ventru.net/servers/com.postmarkr/letters)

Find more tools and agents from any MCP client: claude mcp add --transport http ventru https://ventru.net/mcp, then ask for ventru_find.