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mcp/harbor
Windsurf

Slack for Windsurf

io.github.aaronsb/slack-mcp

Read and write Slack with session tokens — no OAuth, no bot, no admin approval.

client:Windsurf transport:stdio runtime:npm

Install Slack in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "slack-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@aaronsb/slack-mcp"
      ],
      "env": {
        "SLACK_MCP_XOXC_TOKEN": "<SLACK_MCP_XOXC_TOKEN>",
        "SLACK_MCP_XOXD_TOKEN": "<SLACK_MCP_XOXD_TOKEN>"
      }
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs

Slack in other clients

Slack MCP server