# JustCall Muse connector

From musedirectory.ai, the independent directory of Meta Muse connectors. Not affiliated with Meta.

## JustCall

Make voice calls and send SMS messages through JustCall for business communications

- Record: https://musedirectory.ai/connector/justcall
- Category: Productivity
- Developer: SaasLabs (https://justcall.io)
- Muse status: Extra setup. Not in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
- Health: Working, sign-in needed, 981ms, checked 2026-09-28T07:46:10Z
- Endpoint: https://mcp.justcall.host/mcp
- Auth: Sign in with your account; Pricing: unknown
- Screening: Screened, no issues found (2026-09-25T00:11:25Z)
- Source: Found in the official MCP Registry (host.justcall.mcp/justcall-mcp-server) https://registry.modelcontextprotocol.io/v0/servers?search=host.justcall.mcp%2Fjustcall-mcp-server

Connects to JustCall's communication platform to enable voice calls and SMS messaging. Muse can help small business owners reach customers, send notifications, and manage outbound communications through their existing JustCall account.

Example request: "Send an SMS reminder to my customer about their appointment tomorrow"

How to connect: JustCall is not in Muse's Connectors list yet, and it needs you to sign in with your JustCall account. Apps that need this kind of sign-in usually cannot be used from a Muse chat yet. Follow it here and we will tell you when it reaches Muse.

Screening checks:
- MCP handshake: pass (Requires sign-in (publishes OAuth metadata))
- Domain against threat feeds (Cloudflare security DNS): pass (mcp.justcall.host, justcall.io not flagged)
- Published packages against the OSV malicious-package database: n/a (No npm or PyPI package published)
- Hidden instructions or invisible characters in tool text: n/a (Tools are behind sign-in)
- Inputs asking for passwords, card numbers or seed phrases: n/a (Tools are behind sign-in)
- Domain and redirects: pass (Domain registered 352 days ago)
- AI review of purpose and tool behavior: pass (No concerns)