Hydrolix MCP Server

An MCP server for Hydrolix. Get up and running in a few minutes. This section covers Claude Desktop and Claude Code. 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 Python.

VERIFIED ACTIVE

LAST COMMIT 2026-08-20 · ★ 11 · #105 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25

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

01 · Install Hydrolix

before you install - you'll need

Set HYDROLIX_URL, HYDROLIX_USER, HYDROLIX_PASSWORD, HYDROLIX_TOKEN, HYDROLIX_MCP_SERVER_TRANSPORT before connecting.

Claude Code

claude mcp add hydrolix-mcp-hydrolix -- uvx mcp-hydrolix

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "hydrolix-mcp-hydrolix": {
      "command": "uvx",
      "args": [
        "mcp-hydrolix"
      ]
    }
  }
}

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

repository a fork of another project - check the upstream repo before trusting releases

license Apache-2.0 - declared in the repository

pypi package mcp-hydrolix - check the name against the project README before installing (PyPI has no namespace ownership)

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

03 · What Hydrolix can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.3.5 · 2026-07-22

v0.3.5 · Added · mcp-trafficpeak: a second, fully TrafficPeak-branded PyPI distribution built from this single source tree, so TrafficPeak customers get an MCP server with no Hydrolix branding on customer-facing…

v0.3.4 · 2026-07-09

v0.3.4 · Added · HYDROLIX_HTTP_QUERY_PATH (default /query) sets the HTTP request path for the ClickHouse query endpoint, for clusters that serve queries on a non-root path. (#133, HDX-11831) · HYDROLIX_QUERY_HEAD_POOL…

v0.3.3 · 2026-06-23

v0.3.3 · Added · HYDROLIX_URL connection config; deprecates HYDROLIX_HOST/HYDROLIX_PORT for external deployments. (#113, HDX-11441) · HYDROLIX_QUERY_POOL configurable to route all queries to a named query peer pool.…

04 · Who maintains Hydrolix

mcp-hydrolix is maintained by hydrolix. It's the only MCP server we track from this author; the repo dates to Apr 2025.

05 · Facts

repository: github.com/hydrolix/mcp-hydrolix
category: other - ranked #105 of 848 actively-maintained other servers as of 2026-08-25.
release cadence: 4 releases in the last 90 days (latest 2026-07-22)
registry: io.github.hydrolix/mcp-hydrolix (active, first published 2026-04-09)
packages: pypi:mcp-hydrolix

06 · Hydrolix FAQ

What is Hydrolix?

An MCP server for Hydrolix. Get up and running in a few minutes. This section covers Claude Desktop and Claude Code. It runs locally over stdio via the published package.

Is Hydrolix still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-20 and it shipped 4 releases in the last 90 days. We re-verify nightly.

How do I install Hydrolix?

Run `uvx mcp-hydrolix`. The README documents 5 environment variables (HYDROLIX_URL, HYDROLIX_USER, HYDROLIX_PASSWORD…) to set first. Set HYDROLIX_URL, HYDROLIX_USER, HYDROLIX_PASSWORD, HYDROLIX_TOKEN, HYDROLIX_MCP_SERVER_TRANSPORT before connecting. You can also paste the ready-made client config above.

Does Hydrolix run locally?

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

07 · Alternatives to Hydrolix

Alternatives to Hydrolix

Maintained other servers if Hydrolix isn't the fit.

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