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Slack ↔ WxO MCP Gateway
CommunityMCP server by markusvankempen · updated · ★ 0 · 33 downloads a week
Lifts WxO Slack limits: every-message wake-up, multi-channel MCP. https://markusvankempen.github.io/ Slack ↔ WxO MCP Gateway is a community project by markusvankempen, not verified by a company domain.
Install Slack ↔ WxO MCP Gateway
Built from the published package, never by AIclaude mcp add slack-wxo-mcp-gateway -e SLACK_BOT_TOKEN=YOUR_SLACK_BOT_TOKEN -e WXO_INSTANCE_URL=YOUR_WXO_INSTANCE_URL -e WXO_API_KEY=YOUR_WXO_API_KEY -- npx -y @markusvankempen/slack-wxo-mcp-gatewayRun in your terminal. Add --scope user to use it in every project.
Step-by-step: install Slack ↔ WxO MCP Gateway in Claude Code
{
"mcpServers": {
"slack-wxo-mcp-gateway": {
"command": "npx",
"args": [
"-y",
"@markusvankempen/slack-wxo-mcp-gateway"
],
"env": {
"SLACK_BOT_TOKEN": "YOUR_SLACK_BOT_TOKEN",
"WXO_INSTANCE_URL": "YOUR_WXO_INSTANCE_URL",
"WXO_API_KEY": "YOUR_WXO_API_KEY"
}
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
Step-by-step: install Slack ↔ WxO MCP Gateway in Claude Desktop
{
"mcpServers": {
"slack-wxo-mcp-gateway": {
"command": "npx",
"args": [
"-y",
"@markusvankempen/slack-wxo-mcp-gateway"
],
"env": {
"SLACK_BOT_TOKEN": "YOUR_SLACK_BOT_TOKEN",
"WXO_INSTANCE_URL": "YOUR_WXO_INSTANCE_URL",
"WXO_API_KEY": "YOUR_WXO_API_KEY"
}
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
{
"servers": {
"slack-wxo-mcp-gateway": {
"command": "npx",
"args": [
"-y",
"@markusvankempen/slack-wxo-mcp-gateway"
],
"env": {
"SLACK_BOT_TOKEN": "YOUR_SLACK_BOT_TOKEN",
"WXO_INSTANCE_URL": "YOUR_WXO_INSTANCE_URL",
"WXO_API_KEY": "YOUR_WXO_API_KEY"
}
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
codex mcp add slack-wxo-mcp-gateway --env SLACK_BOT_TOKEN=YOUR_SLACK_BOT_TOKEN --env WXO_INSTANCE_URL=YOUR_WXO_INSTANCE_URL --env WXO_API_KEY=YOUR_WXO_API_KEY -- npx -y @markusvankempen/slack-wxo-mcp-gateway{
"mcpServers": {
"slack-wxo-mcp-gateway": {
"command": "npx",
"args": [
"-y",
"@markusvankempen/slack-wxo-mcp-gateway"
],
"env": {
"SLACK_BOT_TOKEN": "YOUR_SLACK_BOT_TOKEN",
"WXO_INSTANCE_URL": "YOUR_WXO_INSTANCE_URL",
"WXO_API_KEY": "YOUR_WXO_API_KEY"
}
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
Step-by-step: install Slack ↔ WxO MCP Gateway in Antigravity CLI
gemini mcp add slack-wxo-mcp-gateway npx -y @markusvankempen/slack-wxo-mcp-gatewayGemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.
MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the slack-wxo-mcp-gateway block.
Last commit 98 days ago
Apache-2.0: permissive, fine for commercial use
Clear description, published package or server URL, original repository
Not checked yet. What we check
What you need
| Setting | Needed | What it is |
|---|---|---|
SLACK_Environment variable, secret | Required | Slack Bot User OAuth Token (xoxb-…) |
WXO_Environment variable | Required | watsonx Orchestrate instance base URL |
WXO_Environment variable, secret | Required | watsonx Orchestrate / MCSP API key |
WXO_Environment variable | Optional | Default WxO agent id for bindings |
GATEWAY_Environment variable | Optional | stdio (IDE) or streamable-http (hosted). Default for npx IDE use: stdio |
SLACK_Environment variable, secret | Optional | Slack signing secret (Events mode) |
From the publisher's entry in the official MCP Registry. Required settings are already in the install config below as placeholders.
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Slack ↔ WxO MCP Gateway: common questions
How do I install Slack ↔ WxO MCP Gateway?
In Claude Code run claude mcp add slack-wxo-mcp-gateway -e SLACK_BOT_TOKEN=YOUR_SLACK_BOT_TOKEN -e WXO_INSTANCE_URL=YOUR_WXO_INSTANCE_URL -e WXO_API_KEY=YOUR_WXO_API_KEY -- npx -y @markusvankempen/slack-wxo-mcp-gateway. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is Slack ↔ WxO MCP Gateway the official server?
Slack ↔ WxO MCP Gateway is a community project by markusvankempen, not verified by a company domain.
Is Slack ↔ WxO MCP Gateway free?
The code is published under the Apache-2.0 licence. The service it connects to may have its own pricing.
Is Slack ↔ WxO MCP Gateway safe to use?
It scores 54 of 100. Grades: maintenance C, licence A, quality C. The security check has not run for it yet. Review the code before you install. How grades work.
What are alternatives to Slack ↔ WxO MCP Gateway?
Similar MCP servers: mockserver, XcodeBuildMCP, Repowise, SmartBear MCP.
Does Slack ↔ WxO MCP Gateway work with ChatGPT?
Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.