Styx MCP Server

The MCP-Native AI Gateway Route requests to any AI provider through one universal endpoint. It runs locally over stdio via the published package.

People connecting this server to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-06-08 · ★ 5 · #516 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25

Apache-2.0 · TypeScript servers · how we verify → /methodology

01 · Install Styx MCP Server

before you install - you'll need

STYX_API_KEY

Environment variables documented in the project's README - it lists which are required and which have defaults.

Claude Code

claude mcp add timmx7-styx -- npx -y styx-mcp-server

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "timmx7-styx": {
      "command": "npx",
      "args": [
        "-y",
        "styx-mcp-server"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license Apache-2.0 - declared in the repository

npm package styx-mcp-server - unscoped; check the name against the project README before installing

registry namespace io.github.timmx7 is GitHub-verified and matches the repo owner

03 · Who maintains Styx MCP Server

styx-mcp-server is maintained by timmx7. It's the only MCP server we track from this author; the repo dates to Mar 2026.

04 · Facts

category
other - ranked #516 of 848 actively-maintained other servers as of 2026-08-25.
registry
io.github.timmx7/styx-mcp-server (active, first published 2026-03-11)
packages
npm:styx-mcp-server

05 · Styx MCP Server FAQ

What is Styx MCP Server?

The MCP-Native AI Gateway Route requests to any AI provider through one universal endpoint. It runs locally over stdio via the published package.

Is Styx MCP Server still maintained?

Yes - as of 2026-08-25, its last commit was 2026-06-08. We re-verify nightly.

How do I install Styx MCP Server?

Run `npx -y styx-mcp-server`. The README documents one environment variable (STYX_API_KEY) to set first. You can also paste the ready-made client config above.

Does Styx MCP Server run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

06 · Alternatives to Styx MCP Server