Testrail MCP Server

An open-source Model Context Protocol (MCP) server that connects Claude, Cursor, Windsurf, and other AI assistants directly to TestRail. It runs locally over stdio via the published package.

People who work with test automation, testing tools and testrail and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-09-16 · ★ 39 · #14 OF 227 MAINTAINED AUTOMATION · VERIFIED 2026-09-18

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

01 · Install Testrail MCP Server

before you install - you'll need

Set TESTRAIL_INSTANCE_URL, TESTRAIL_USERNAME, TESTRAIL_API_KEY, TESTRAIL_ENABLE_SHARED_STEPS before connecting.

Claude Code

claude mcp add uarlouski-testrail-mcp-server -- npx -y @uarlouski/testrail-mcp-server

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "uarlouski-testrail-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@uarlouski/testrail-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 @uarlouski/testrail-mcp-server - published under the repo owner's npm scope (@uarlouski)

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

03 · What Testrail MCP Server can do

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

Latest releases

v2.10.0 · 2026-09-16

Added · Support uploading attachments to TestRail test results via add_attachment tool. · Execute any TestRail tool directly from shell scripts, terminals, and automated CI/CD pipelines without LLM overhead or…

v2.9.0 · 2026-09-09

Added · Include test case revision_id in export_cases_for_rag companion .md.metadata.json sidecars. This enables Knowledge Base ingestion pipelines to: · - Perform Incremental Syncing: Compare current revision IDs…

v2.8.0 · 2026-09-03

Added · Add consolidated query_section tool using discriminated union pattern (action: "one" | "many"): · - action: "one": Fetch a single section by section_id, with optional include_child flag to recursively construct…

04 · Who maintains Testrail MCP Server

testrail-mcp-server is maintained by uarlouski. It's the only MCP server we track from this author; the repo dates to Jan 2026.

05 · Facts

repository: github.com/uarlouski/testrail-mcp-server
category: automation - ranked #14 of 227 actively-maintained automation servers as of 2026-09-18.
release cadence: 10+ releases in the last 90 days (latest 2026-09-16)
registry: io.github.uarlouski/testrail-mcp-server (active, first published 2026-03-08 · 15 versions)
packages: npm:@uarlouski/testrail-mcp-server

06 · Testrail MCP Server FAQ

What is Testrail MCP Server?

An open-source Model Context Protocol (MCP) server that connects Claude, Cursor, Windsurf, and other AI assistants directly to TestRail. It runs locally over stdio via the published package.

Is Testrail MCP Server still maintained?

Yes - as of 2026-09-18, its last commit was 2026-09-16 and it shipped 10+ releases in the last 90 days. We re-verify nightly.

How do I install Testrail MCP Server?

Run `npx -y @uarlouski/testrail-mcp-server`. The README documents 4 environment variables (TESTRAIL_INSTANCE_URL, TESTRAIL_USERNAME, TESTRAIL_API_KEY…) to set first. Set TESTRAIL_INSTANCE_URL, TESTRAIL_USERNAME, TESTRAIL_API_KEY, TESTRAIL_ENABLE_SHARED_STEPS before connecting. You can also paste the ready-made client config above.

Does Testrail 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.

07 · Alternatives to Testrail MCP Server

Alternatives to Testrail MCP Server

Maintained automation servers if Testrail MCP Server isn't the fit.

More automation MCP servers · Revenueos · Streamdeck MCP · Coda · Humane Proxy · Cookidoo MCP

More TypeScript MCP servers · Dashclaw · Cursor Chat Bridge · Hilan MCP · Dbridge MCP · Ui5 MCP Server · see all