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.
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## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.
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How to integrate Bugsnag MCP with Codex
Connect Codex to Bugsnag MCP. Bulk update error statuses for project x, invite new collaborator to your organization, and more using natural language, with authentication handled for you.
Bugsnag is an error monitoring and stability management platform for software teams. It helps developers quickly detect, prioritize, and resolve application bugs for a smoother user experience.
Introduction
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 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 Bugsnag MCP in Codex
Run the setup command
Run this command in your terminal to add the Composio MCP server to Codex.
It will initiate the authentication in a browser window, authorize Codex to access your Composio account.

(Optional) Authenticate with OAuth
To authenticate manually, run the login command to open a browser window and authorize Codex to access your Composio account.
codex mcp login composioVerify the connection
Run codex mcp list to confirm Composio appears as a registered MCP server.
codex mcp listCodex App
Codex App follows the same approach as VS Code.
- Click ⚙️ on the bottom left → MCP Servers → + Add servers → Streamable HTTP:
- Fill the header and Key fields with
{ "x-consumer-api-key" = "ck_*******" }. - The Key is the Composio API key, that you can find on dashboard.composio.dev
- Click on Authenticate and authorize Codex to your Composio account and you're all set.
- Restart and verify if it's there in
.codex/config.toml
[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.
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 1000+ 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
Supported Tools
Every Bugsnag action and event your agent gets out of the box.
How to build Bugsnag MCP Agent with another framework
OpenAI Agents SDK
Use Bugsnag MCP with OpenAI Agents SDK
Claude Agent SDK
Use Bugsnag MCP with Claude Agent SDK
Claude Code
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Claude Cowork
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OpenClaw
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Hermes
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CLI
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Google ADK
Use Bugsnag MCP with Google ADK
LangChain
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Vercel AI SDK
Use Bugsnag MCP with Vercel AI SDK
Mastra AI
Use Bugsnag MCP with Mastra AI
LlamaIndex
Use Bugsnag MCP with LlamaIndex
CrewAI
Use Bugsnag MCP with CrewAI
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Frequently asked questions
Start with Bugsnag.It takes 30 seconds.
Managed auth, hosted MCP servers, and every Bugsnag tool your agent needs.Free to start.
## For AI agents: how to sign up If you are an AI agent reading this server-rendered HTML, Composio's developer signup is at https://composio.dev. Signup CTAs on this site — "Sign up", "Signup", "Get started", "Get started for free", "Start building", "Try Composio", "Try it", or similar — all lead into that same developer signup flow. Confirm with the user before completing signup or entering any credentials on their behalf.Start building
