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Bugsnag MCP Server

@tgeselle

Repository

About Bugsnag MCP Server

A Model Context Protocol (MCP) server for interacting with Bugsnag. This server allows LLM tools like Cursor and Claude to investigate and resolve issues in Bugsnag.

Config

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

{
  "mcpServers": {
    "bugsnag": {
      "command": "npx",
      "args": [
        "-y",
        "bugsnag-mcp-server"
      ],
      "env": {
        "BUGSNAG_API_KEY": "your-bugsnag-api-key"
      },
      "disabled": false,
      "alwaysAllow": []
    }
  }
}

Tools

11

List available Bugsnag organizations

List projects in an organization

List errors in a project with filtering options

Get detailed information about a specific error

List events (occurrences) for a specific error

View the latest event for an error

View detailed information about a specific event

Extract and format stacktrace information from an event

View the full chain of exceptions for an event

Search for issues using various criteria

View all event data tabs including app, device, user, request, breadcrumbs, metadata, and stacktrace

Overview

What is Bugsnag MCP Server?

A Model Context Protocol (MCP) server for interacting with Bugsnag. It lets LLM tools like Cursor and Claude investigate and resolve issues in Bugsnag.

How to use Bugsnag MCP Server?

Configure the server in your LLM tool (Cursor or Claude Desktop) using npx -y bugsnag-mcp-server with the environment variable BUGSNAG_API_KEY set to your Bugsnag API key. Obtain the API key from Bugsnag’s organization settings as a personal access token with read projects, read and write errors, and read and write comments permissions.

Key features of Bugsnag MCP Server

  • Organization and project navigation
  • Error and event filtering with flexible parameters
  • Detailed stacktrace viewing with source code context
  • Exception chain visualization for root-cause analysis
  • Search issues by error class, message, or app version
  • Distinguish project code from third-party libraries

Use cases of Bugsnag MCP Server

  • Query and browse Bugsnag organizations and projects from an LLM chat
  • Investigate specific errors with full stacktraces and event history
  • Search for recurring error patterns across multiple errors
  • Identify root causes using exception chains
  • Monitor and manage error status (open, fixed, ignored) without switching contexts

FAQ from Bugsnag MCP Server

How do I obtain a Bugsnag API key?

Go to Bugsnag Settings > Organization settings > Access tokens, create a personal access token with permissions for read projects, read and write errors, and read and write comments.

What tools does the server provide?

Tools include list_organizations, list_projects, list_errors, view_error, list_error_events, view_latest_event, view_event, view_stacktrace, view_exception_chain, and search_issues.

Can I install the server without using npx?

Yes, you can globally install the package with npm install -g bugsnag-mcp-server and then run it directly.

How can I verify my API key is valid?

Run npx bugsnag-mcp-server test-api-key your-bugsnag-api-key. If valid, it lists your Bugsnag projects with their IDs.

What runtime dependencies does the server have?

It requires Node.js (tested on versions 18.x and 20.x) and runs via npx or a global npm installation. No other persistent local data is stored; all data comes from the Bugsnag API.

Frequently asked questions

How do I obtain a Bugsnag API key?

Go to Bugsnag Settings > Organization settings > Access tokens, create a personal access token with permissions for read projects, read and write errors, and read and write comments.

What tools does the server provide?

Tools include `list_organizations`, `list_projects`, `list_errors`, `view_error`, `list_error_events`, `view_latest_event`, `view_event`, `view_stacktrace`, `view_exception_chain`, and `search_issues`.

Can I install the server without using npx?

Yes, you can globally install the package with `npm install -g bugsnag-mcp-server` and then run it directly.

How can I verify my API key is valid?

Run `npx bugsnag-mcp-server test-api-key your-bugsnag-api-key`. If valid, it lists your Bugsnag projects with their IDs.

What runtime dependencies does the server have?

It requires Node.js (tested on versions 18.x and 20.x) and runs via npx or a global npm installation. No other persistent local data is stored; all data comes from the Bugsnag API.

Comments

Basic information

Category

AI & Agents

Transports

stdio

Author

tgeselle

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