MCP server

Postbag

io.github.parasxos/postbag

Checked 25 Oct 2026, 21:11 UTC · Still published on its registry; checked against OSV.dev; never run by us

Local Claude Code and Codex sessions on one machine exchange letters through native inputs.

Source

At a glance

Type

MCP server

Publisher

Not verified

Status

Runs on your computer

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code

Last checked

25 Oct 2026, 21:11 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. It then runs the package on your computer with your permissions. For other apps, copy the setup below.

Claude Code

claude mcp add postbag -- uvx postbag@2.3.0

Claude Desktop

{"mcpServers":{"postbag":{"command":"uvx","args":["postbag@2.3.0"]}}}

Codex (config.toml)

[mcp_servers.postbag]
command = "uvx"
args = ["postbag@2.3.0"]

Gemini CLI

{"mcpServers":{"postbag":{"command":"uvx","args":["postbag@2.3.0"]}}}

Cursor

{"mcpServers":{"postbag":{"command":"uvx","args":["postbag@2.3.0"]}}}

VS Code

{"servers":{"postbag":{"type":"stdio","command":"uvx","args":["postbag@2.3.0"]}}}

Runs on your computer with your permissions: check the package and its source before installing.

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• Claude tools
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