How to integrate Bugsnag MCP with Codex

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Introduction

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

Also integrate Bugsnag with

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 870+ 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 Bugsnag 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 Bugsnag MCP server, and what's possible with it?

The Bugsnag MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Bugsnag account. It provides structured and secure access to your error monitoring environment, so your agent can perform actions like managing errors, configuring integrations, inviting collaborators, and customizing project event fields on your behalf.

  • Bulk error management and updates: Let your agent update or clear multiple errors across your projects to streamline incident response and maintenance.
  • Integration configuration and cleanup: Have your agent set up new third-party integrations or remove existing ones, ensuring your Bugsnag projects are always connected to the right tools.
  • User and collaborator management: Easily invite new collaborators to your organization or remove access for old members, keeping your team roster up to date.
  • Custom event field creation and deletion: Direct your agent to add or remove custom event fields for advanced filtering and analytics within your projects.
  • Project-level administration and cleanup: Instruct your agent to perform large-scale actions such as deleting all errors or even entire projects, giving you powerful administrative control when needed.

Supported Tools & Triggers

Tools
Bulk Update ErrorsTool to bulk update multiple errors in a project.
Configure IntegrationTool to configure a new integration for a bugsnag project.
Invite CollaboratorTool to invite a collaborator to an organization.
Create Custom Event FieldTool to create a custom event field for a project.
Create Saved SearchTool to create a new saved search for a project.
Delete All Errors in a ProjectTool to delete all errors in a project.
Delete CollaboratorTool to remove a collaborator from an organization.
Delete a configured integrationTool to delete a configured integration.
Delete Event FieldTool to delete a custom event field.
Delete ProjectTool to delete a project.
Delete Saved SearchTool to delete a saved search.
Get Saved SearchTool to retrieve a saved search by id.
Get Saved Search Usage SummaryTool to get usage summary for a saved search.
List Collaborator Access Details for ProjectsTool to list summary details of the projects a collaborator has access to.
List CollaboratorsTool to list collaborators in an organization.
List Collaborators on ProjectTool to list collaborators on a project.
List Configured Integrations for ProjectTool to list configured integrations for a project.
List Errors on ProjectTool to list all errors in a project.
List Event Fields for ProjectTool to list event fields for a project.
List Events on ProjectTool to list events for a project.
List OrganizationsTool to list organizations for the authenticated user.
List Pivots for ProjectTool to list pivots for a project.
List ProjectsTool to list projects in an organization.
List Release GroupsTool to list release groups for a project.
List ReleasesTool to list releases for a project.
List Saved Searches on ProjectTool to list saved searches for a project.
List Supported IntegrationsTool to list all supported integrations.
List Trends for Project BucketsTool to list trend buckets for a project.
Regenerate Project API KeyTool to regenerate a project's api key.
Show Collaborator Access Details for ProjectTool to show a collaborator's access details for a project.
Show Collaborator on OrganizationTool to show a collaborator in an organization.
Show Collaborator on ProjectTool to show a collaborator in a project.
Update Collaborator PermissionsTool to update a collaborator's project access permissions.

Conclusion

You've successfully integrated Bugsnag with Codex using Composio's MCP server. Now you can interact with Bugsnag 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 Bugsnag operations
  • Managed authentication through Composio
  • Access to 20,000+ tools across 870+ apps for cross-app workflows
  • CodeAct workbench for complex tool chaining

Next steps:

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

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FAQ

What are the differences in Tool Router MCP and Bugsnag MCP?

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

Can I use Tool Router MCP with Codex?

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 Bugsnag tools.

Can I manage the permissions and scopes for Bugsnag while using Tool Router?

Yes, absolutely. You can configure which Bugsnag 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.

How safe is my data with Composio Tool Router?

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 Bugsnag data and credentials are handled as safely as possible.

Used by agents from

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