How to integrate Token metrics 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 Token metrics MCP integration, you can draft, triage, summarise emails, and much more, all without leaving the terminal or the app, whichever you prefer.

Also integrate Token metrics 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 Token metrics 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 connect.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 Token metrics MCP server, and what's possible with it?

The Token metrics MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Token Metrics account. It provides structured and secure access to real-time cryptocurrency data and analytics, so your agent can retrieve token prices, analyze market trends, surface technical indicators, and provide actionable trading signals on your behalf.

  • Real-time price and market data: Instantly get up-to-date prices, trading volumes, and market caps for any supported cryptocurrency, enabling smart portfolio management and trading decisions.
  • Comprehensive token listings: Fetch a paginated list of supported crypto tokens, including metadata like price, supply, and contract details, to stay on top of the ever-evolving market.
  • On-demand technical analysis: Retrieve technical indicators for any token and interval, so your agent can offer in-depth charting and analysis to guide investment strategies.
  • Automated trading signals: Access AI-powered crypto trading entry and exit signals, helping automate or optimize your trading strategies based on actionable insights.
  • Market cap leaderboards: Easily surface the top cryptocurrencies by market capitalization to monitor market trends, discover new opportunities, or rebalance your holdings.

Supported Tools & Triggers

Tools
Get PriceTool to retrieve real-time price and market metrics for a given cryptocurrency.
Get Technical IndicatorsTool to retrieve technical indicators for a token.
Get Top Market Cap TokensTool to retrieve a list of tokens ranked by market capitalization.
Get Trading SignalsTool to retrieve entry and exit crypto trading signals.
Get TokensTool to retrieve a paginated list of supported tokens with metadata.

Conclusion

You've successfully integrated Token metrics with Codex using Composio's MCP server. Now you can interact with Token metrics 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 Token metrics 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 Token metrics operations
  • Explore cross-app workflows by connecting more toolkits
  • Build automation scripts that leverage Codex's AI capabilities

How to build Token metrics MCP Agent with another framework

FAQ

What are the differences in Tool Router MCP and Token metrics MCP?

With a standalone Token metrics MCP server, the agents and LLMs can only access a fixed set of Token metrics tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Token metrics 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 Token metrics tools.

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

Yes, absolutely. You can configure which Token metrics 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 Token metrics data and credentials are handled as safely as possible.

Used by agents from

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Context
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HubSpot
Agent.ai
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Context
Letta
glean
HubSpot
Agent.ai
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Entelligence
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Never worry about agent reliability

We handle tool reliability, observability, and security so you never have to second-guess an agent action.