RelayMCP MCP Server

by relaymcpapp.relaymcp/whatsappv0.1.0

Hosted per-user MCP server for your personal WhatsApp: reminders, follow-ups, summaries, replies.

0remoteofficial registry

context tax

not measurable

security

92/100

cold start

hosted

freshness

Active6d ago

Our reading of RelayMCP, from the data

RelayMCP is a communication MCP server from relaymcp, listed in the official MCP Registry.

We haven't measured its tool list yet, so its token cost is unknown.

Maintenance is active: the last public signal was 6 days ago (2026-10-13). For comparison, 71% of communication servers are active or maintained.

With 0 GitHub stars it ranks #344 of 858 communication servers we index.

It runs as a hosted endpoint, so there is nothing to install.

Install RelayMCP MCP server

claude mcp add --transport http relay-relaymcp https://{user}-mcp.relaymcp.app/mcp

{
  "mcpServers": {
    "relay-relaymcp": {
      "url": "https://{user}-mcp.relaymcp.app/mcp"
    }
  }
}

{
  "mcpServers": {
    "relay-relaymcp": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://{user}-mcp.relaymcp.app/mcp"
      ]
    }
  }
}

Or add it as a custom connector under Settings → Connectors. The config above bridges via mcp-remote.

{
  "servers": {
    "relay-relaymcp": {
      "type": "http",
      "url": "https://{user}-mcp.relaymcp.app/mcp"
    }
  }
}

{
  "mcpServers": {
    "relay-relaymcp": {
      "serverUrl": "https://{user}-mcp.relaymcp.app/mcp"
    }
  }
}

Remote endpoints

streamable-httphttps://{user}-mcp.relaymcp.app/mcp

Security signals

92/100 — no known issues found as of 2026-10-19, from the checks below. This is not a guarantee of safety; review what a server can do before connecting it.

Deductions

No license detected-5
No security policy (SECURITY.md)-3

Checks

✓Repository hygiene (archived, activity, license, security policy)
○Package metadata (install scripts, provenance) — pending
○Tool descriptions (prompt-injection and hidden-text heuristics) — pending
○Source scan (secrets, CVEs, risky code) by vectra-guard — pending

Scan it yourself before installing with vectra-guard, the open-source agent security CLI. Scoring rules

Freshness

Active — last maintenance signal 6d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-12 · 7d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-13 · 6d ago · official registry · v0.1.0

How it compares in Communication

Against the most-starred communication servers we index. Token cost is per model turn, measured from each server's live tool list.

Server	Stars	Tools	Tokens / turn	Freshness	Runs
RelayMCP (this)	0	—	not measured	Active	hosted
Skill Seekers	15,180	—	not measured	Active	—
Inbox Zero	12,649	—	not measured	Active	hosted
WhatsApp	6,656	—	not measured	Abandoned	—
OpenScreen	4,532	—	not measured	Active	—
Vexa	2,889	—	not measured	Active	hosted

All communication MCP servers

FAQ

›How do I install the RelayMCP MCP server in Claude Code?

Run: claude mcp add --transport http relay-relaymcp https://{user}-mcp.relaymcp.app/mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does RelayMCP require an API key?

No required environment variables are declared in its published metadata.

›Can I use RelayMCP as a remote (hosted) MCP server?

Yes. It is a hosted MCP server; connect to its URL with any client that supports remote MCP.

›Is RelayMCP in the official MCP registry?

Yes, as app.relaymcp/whatsapp.

Sources and method

Official MCP Registry entry: updated 2026-10-13
GitHub repository: fetched 2026-10-19
Security signals, computed by us: 2026-10-19
Last checked against all sources: 2026-10-19

The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.