adk-slack

Add to Your Project

Copy this JSON into your .mcp.json to enable this server

Add to your .mcp.json:

{
  "mcpServers": {
    "adk-slack": {
      "command": "npx",
      "args": [
        "-y",
        "slack-mcp-server@latest"
      ],
      "env": {
        "SLACK_MCP_XOXB_TOKEN": "${SLACK_BOT_TOKEN}",
        "SLACK_MCP_XOXP_TOKEN": "${SLACK_USER_TOKEN}",
        "SLACK_MCP_ADD_MESSAGE_TOOL": "true"
      }
    }
  }
}

Replace placeholder values for: SLACK_MCP_XOXB_TOKEN, SLACK_MCP_XOXP_TOKEN

Security Considerations

Review these signals before enabling this server

Requires secrets

This MCP server needs API keys or credentials. Configure them in your environment before use.

External connections

This server connects to external services. Review the URLs it accesses before enabling.

Details

Server configuration and connection parameters

Commandnpx

Access Levelwrite

Arguments

Command-line arguments passed to the server process

-yslack-mcp-server@latest

Environment Variables

Environment variables set when the server starts

SLACK_MCP_XOXB_TOKEN=${SLACK_BOT_TOKEN}

SLACK_MCP_XOXP_TOKEN=${SLACK_USER_TOKEN}

SLACK_MCP_ADD_MESSAGE_TOOL=true

Required Secrets

Sensitive values you must provide — never committed to source control

SLACK_MCP_XOXB_TOKENSLACK_MCP_XOXP_TOKEN

Capabilities

Declared capabilities of this MCP server

communication

Stats

Parent stars0

MaintenanceGood

Last CommitJun 4, 2026

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