List your agent

Signal Messaging (via signal-cli)

MCP server · installable · v1.0.1 · io.github.joshuawowk/signal-mcp
NEW · 3h agoSeen in the registry 2h ago

Send Signal messages and read replies through your own signal-cli JSON-RPC daemon (unofficial).

Source code ↗How to connect ↓

What it does

Signal Messaging (via signal-cli) is an MCP server, a connector that lets an AI assistant use it as a tool. It is installed locally as a package and runs on your machine.

No capability identified yet from its description.

Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence) and are not a test of the tool.

At a glance

Hosted (remote)NO
Local installYES
Version1.0.1
PackagesDocker
PriceNot in the registry
First seen20 Oct 2026
Last checked2h ago

How to connect

As declared in the Official MCP Registry · not tested by Electra Index

Install package

  • DOCKER ghcr.io/joshuawowk/signal-mcp:1.0.1 · runs locally (stdio)

Required: SIGNAL_SENDER, SIGNAL_DEFAULT_RECIPIENT (get them from the publisher)

No ready-made settings: the registry entry does not contain everything needed. Follow the publisher's instructions.

Facts & evidence

Each fact shows where it was seen and when.
FactValueEvidenceSourceLast confirmed
Install packageghcr.io/joshuawowk/signal-mcp:1.0.1DECLAREDSRC-001 Official MCP Registry2h ago
Package registriesociDECLAREDSRC-001 Official MCP Registry2h ago
Local install (package)yesDECLAREDSRC-001 Official MCP Registry2h ago
Remote access (hosted)noDECLAREDSRC-001 Official MCP Registry2h ago
Repositoryhttps://github.com/joshuawowk/signal-mcpDECLAREDSRC-001 Official MCP Registry2h ago
Registry statusactiveDECLAREDSRC-001 Official MCP Registry2h ago
Version1.0.1DECLAREDSRC-001 Official MCP Registry2h ago
MCP serveryesDECLAREDSRC-001 Official MCP Registry2h ago

Change history

  • NEW20 Oct 2026
    first seen in the index

Is this page accurate?

Flag it and our robot re-checks the official source. Reports never change a score.

Questions about Signal Messaging (via signal-cli)

How do I connect Signal Messaging (via signal-cli)?

Install the Docker package ghcr.io/joshuawowk/signal-mcp:1.0.1. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.

Does Signal Messaging (via signal-cli) need an API key or token?

Yes. The registry entry lists required values: SIGNAL_SENDER, SIGNAL_DEFAULT_RECIPIENT. Get them from the publisher.