Buildkite MCP Server

@Drew-Goddyn

Basic information

About Buildkite MCP Server

A Model Context Protocol (MCP) server for Buildkite integration

Buildkite MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "buildkite": {
      "command": "npx",
      "args": [
        "-y",
        "@drew-goddyn/buildkite-mcp"
      ],
      "env": {
        "BUILDKITE_ACCESS_TOKEN": "your-buildkite-access-token"
      }
    }
  }
}

Buildkite MCP Server tools

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Overview

What is Buildkite MCP Server?

A microservice that retrieves information from Buildkite via the Model Context Protocol (MCP), enabling AI assistants and MCP-compatible tools (e.g., Cursor) to query Buildkite pipelines, builds, jobs, and logs.

How to use Buildkite MCP Server?

Clone the repo, run npm install, set the BUILDKITE_ACCESS_TOKEN environment variable, and start the server with node index.js. Alternatively, configure it in Cursor’s ~/.cursor/config/mcp.json using the npx command, and Cursor will manage the lifecycle automatically.

Key features of Buildkite MCP Server

List organizations, pipelines, and builds
Get build details with job information
List all jobs or only failed jobs in a build
Retrieve job logs and spec failures
Retry failed jobs directly from the server
List pipeline build failures with failed job URLs

Use cases of Buildkite MCP Server

Debugging CI/CD failures by querying build logs and failed spec details
Automating build inspection and retry workflows from AI assistants
Aggregating pipeline failure history for analysis
Integrating Buildkite data into MCP‑powered development tools like Cursor

Frequently asked questions

What environment variable is required?

The `BUILDKITE_ACCESS_TOKEN` environment variable must be set to a Buildkite API token with at least read access.

How do I start the server?

You can run it manually with `node index.js` (optionally specifying `PORT`), or let Cursor start it automatically by configuring the `npx` command in `mcp.json`.

What MCP endpoints are available?

The server provides endpoints for listing organizations, pipelines, builds, jobs, failed jobs, job spec failures, job logs, and pipeline build failures, as well as retrying jobs and listing failed specs from a build URL.

What HTTP errors can the server return?

It returns `400` for missing/invalid parameters, `401` for invalid tokens, `404` for missing resources, and `500` for internal errors.

What is the default port?

The server runs on port `63330` unless overridden by the `PORT` environment variable.

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