ReplyLayer MCP Server

ai.replylayer/replylayerv0.15.1

Safe email for AI agents: a mailbox with inbound scanning, outbound checks and human review.

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Active8d ago

Install ReplyLayer MCP server

claude mcp add replylayer -e REPLYLAYER_API_KEY='<replylayer-api-key>' -- npx -y replylayer-mcp

{
  "mcpServers": {
    "replylayer": {
      "command": "npx",
      "args": [
        "-y",
        "replylayer-mcp"
      ],
      "env": {
        "REPLYLAYER_API_KEY": "<replylayer-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "replylayer": {
      "command": "npx",
      "args": [
        "-y",
        "replylayer-mcp"
      ],
      "env": {
        "REPLYLAYER_API_KEY": "<replylayer-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "replylayer": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "replylayer-mcp"
      ],
      "env": {
        "REPLYLAYER_API_KEY": "<replylayer-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "replylayer": {
      "command": "npx",
      "args": [
        "-y",
        "replylayer-mcp"
      ],
      "env": {
        "REPLYLAYER_API_KEY": "<replylayer-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
REPLYLAYER_API_KEY	—	yes	ReplyLayer API key. Optional if you ran `npx -y replylayer-mcp init`, which stores it locally.

Remote endpoints

streamable-httphttps://api.replylayer.ai/v1/mcp

Freshness

Active — last maintenance signal 8d ago. The newest of the signals below sets the band.

Last commit (default branch)
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Latest release
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Package published
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Registry entry updated
2026-10-01 · 8d ago · official registry · v0.15.1

FAQ

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

Run: claude mcp add replylayer -e REPLYLAYER_API_KEY='<replylayer-api-key>' -- npx -y replylayer-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does ReplyLayer require an API key?

Yes. It expects REPLYLAYER_API_KEY, of which 1 is a secret.

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

Yes — it offers both a hosted endpoint and a local stdio package.

›Is ReplyLayer in the official MCP registry?

Yes, as ai.replylayer/replylayer.