Rollbar MCP Server

Model Context Protocol server for Rollbar

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What is the Rollbar MCP server?

Connect Rollbar to Claude, Cursor or any other MCP client and it stops being a tab you switch to. Model Context Protocol server for Rollbar. The rollbar mcp server is what makes that connection.

Available tools

The toolset is worth reading before you wire it up, because it tells you what the integration is really for:

  • Tools — list-projects(): See which Rollbar projects this server can talk to. If you're using a single project token, this just confirms the one project
  • Junie — Configure your .junie/mcp/mcp.json as follows (env var or ROLLBAR_CONFIG_FILE for config file):
  • Cursor — Configure Cursor’s MCP servers (Cursor Settings → Features → MCP, or search for “MCP” in settings). Use either an environment variable or a config

Credentials and setup notes

Configuration is passed through the environment: ROLLBAR_ACCESS_TOKEN, ROLLBAR_ACCOUNT_ACCESS_TOKEN, ROLLBAR_CONFIG_FILE. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.

Installation

Setup follows the usual MCP pattern — install or clone the server, register it in your client's configuration file, restart the client. The configuration blocks on this page cover the common clients.

Where it fits

This sits in the developer tooling group, where several servers overlap in what they claim to do but differ sharply once you actually set them up. Rollbar's toolset — Tools, Junie, Cursor — is a fair guide to whether it matches your workflow. It is maintained by rollbar; worth a glance at recent repository activity before you build anything load-bearing on it.

This entry was verified against Rollbar's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.

Worth knowing first

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

Available tools

ToolWhat it does
Toolslist-projects(): See which Rollbar projects this server can talk to. If you're using a single project token, this just confirms the one project you've configured. If you're using an account token that can reach multiple
JunieConfigure your .junie/mcp/mcp.json as follows (env var or ROLLBAR_CONFIG_FILE for config file):
CursorConfigure Cursor’s MCP servers (Cursor Settings → Features → MCP, or search for “MCP” in settings). Use either an environment variable or a config file.

How to install the Rollbar MCP server

{
  "mcpServers": {
    "rollbar": {
      "type": "stdio",
      "command": "npx",
      "args": ["-y", "@rollbar/mcp-server@latest"],
      "env": {
        "ROLLBAR_ACCESS_TOKEN": "<project read/write access token>"
      }
    }
  }
}

Configuration as documented by the project. Restart the client after saving.

Configuration

VariableDescriptionRequired
ROLLBAR_ACCESS_TOKENCredential the server authenticates with.Yes
ROLLBAR_ACCOUNT_ACCESS_TOKENCredential the server authenticates with.Yes
ROLLBAR_CONFIG_FILEConfiguration value read at startup.Optional

Example prompts to try

  • Use Rollbar to Tools.
  • Use Rollbar to Junie.
  • Use Rollbar to Cursor.

Frequently asked questions

It connects Rollbar to MCP-compatible AI assistants such as Claude and Cursor, exposing 3 tools (Tools, Junie, Cursor) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Rollbar directly.