How to integrate Rollbar MCP with Codex

Connect Codex to Rollbar MCP. List active production rollbar errors, summarize latest rollbar crash occurrences, and more using natural language, with authentication handled for you.

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Rollbar is an error tracking and monitoring platform for software teams. It helps developers catch, diagnose, and prioritize production issues faster.

17 Tools

Introduction

Codex is one of the most popular coding harnesses out there. And MCP makes the experience even better. With Rollbar MCP integration, you can draft, triage, summarise emails, and much more, all without leaving the terminal or the app, whichever you prefer.

Also integrate Rollbar with

Claude Cowork

Why use Composio?

Apart from a managed and hosted MCP server, you will get:

  • CodeAct: A dedicated workbench that allows GPT to write its code to handle complex tool chaining. Reduces to-and-fro with LLMs for frequent tool calling.
  • Large tool responses: Handle them to minimise context rot.
  • Dynamic just-in-time access to 20,000 tools across 1000+ other Apps for cross-app workflows. It loads the tools you need, so GPTs aren't overwhelmed by tools you don't need.

How to install Rollbar MCP in Codex

Run the setup command

Run this command in your terminal to add the Composio MCP server to Codex.

Terminal

It will initiate the authentication in a browser window, authorize Codex to access your Composio account.

Composio authentication page

(Optional) Authenticate with OAuth

To authenticate manually, run the login command to open a browser window and authorize Codex to access your Composio account.

bash
codex mcp login composio

Verify the connection

Run codex mcp list to confirm Composio appears as a registered MCP server.

bash
codex mcp list

Codex App

Codex App follows the same approach as VS Code.

  1. Click ⚙️ on the bottom left → MCP Servers → + Add servers → Streamable HTTP:
  2. Fill the header and Key fields with { "x-consumer-api-key" = "ck_*******" }.
  3. The Key is the Composio API key, that you can find on dashboard.composio.dev
  4. Click on Authenticate and authorize Codex to your Composio account and you're all set.
Codex App MCP setup
  1. Restart and verify if it's there in .codex/config.toml
bash
[mcp_servers.composio]
url = "https://connect.composio.dev/mcp"
http_headers = { "x-consumer-api-key" = "ck_*******" }

What is the Rollbar MCP server, and what's possible with it?

The Rollbar MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Rollbar account. It provides structured and secure access so your agent can perform Rollbar operations on your behalf.

Conclusion

You've successfully integrated Rollbar with Codex using Composio's MCP server. Now you can interact with Rollbar directly from your terminal, VS Code, or the Codex App using natural language commands.

Key benefits of this setup:

  • Seamless integration across CLI, VS Code, and standalone app
  • Natural language commands for Rollbar operations
  • Managed authentication through Composio
  • Access to 20,000+ tools across 1000+ apps for cross-app workflows
  • CodeAct workbench for complex tool chaining

Next steps:

  • Try asking Codex to perform various Rollbar operations
  • Explore cross-app workflows by connecting more toolkits
  • Build automation scripts that leverage Codex's AI capabilities
TOOLS

Supported Tools

Every Rollbar action and event your agent gets out of the box.

Check Team Project Assignment

Tool to check if a team is assigned to a project in Rollbar.

Check User Team Assignment

Tool to check if a user is assigned to a team in Rollbar.

Get Occurrences Metrics

Get occurrence counts over a span of time with flexible grouping, filtering, and aggregation.

Get Project

Tool to retrieve details of a specific Rollbar project by its ID.

Get Team by ID

Tool to retrieve details of a specific team by ID.

Get TTR metrics

Get resolution time metrics for a list of projects.

Get User by ID

Tool to retrieve a specific user from Rollbar by their user ID.

List All Projects

Tool to list all projects in the Rollbar account.

List All Teams

Tool to list all teams in a Rollbar account.

List All Users

Tool to list all users in the Rollbar account.

List Project Teams

Tool to list all teams with access to a Rollbar project.

List RQL Jobs

Tool to list all RQL (Rollbar Query Language) jobs.

List Team Invitations

Tool to list pending invitations to a Rollbar team.

List Team Projects

Tool to list all projects a team has access to in Rollbar.

List Team Users

Tool to list all users in a Rollbar team.

List User Projects

Tool to list all projects a user has access to.

List User Teams

Tool to list all teams a user belongs to in Rollbar.

FRAMEWORKS

How to build Rollbar MCP Agent with another framework

Claude Cowork logo

Claude Cowork

Use Rollbar MCP with Claude Cowork

FAQ

Frequently asked questions

With a standalone Rollbar MCP server, the agents and LLMs can only access a fixed set of Rollbar tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Rollbar and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Codex fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Rollbar tools.

Yes, absolutely. You can configure which Rollbar scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Rollbar data and credentials are handled as safely as possible.

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A lot of students tell us that the moment their connected tools start talking to each other inside Opennote feels almost magical. The agent just knows them, and it's immensely helped keep new users on the platform.

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