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

Also integrate Plisio 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 Plisio 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 Plisio MCP server, and what's possible with it?

The Plisio MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Plisio account. It provides structured and secure access to your cryptocurrency payment gateway, so your agent can perform actions like checking balances, monitoring transactions, fetching withdrawal statuses, and analyzing fee plans on your behalf.

  • Real-time account and crypto balance monitoring: Instantly retrieve your overall account balances or check balances for specific cryptocurrencies to stay on top of your assets.
  • Transaction and invoice history retrieval: Have your agent fetch a detailed list of all Plisio transactions and invoices, filterable by status or type, for complete payment tracking.
  • Operations and activity tracking: Let your agent automatically pull records of deposits and withdrawals, apply filters, and paginate through large datasets for easy financial oversight.
  • Withdrawal status and history management: Effortlessly get up-to-date information on all withdrawal operations and review their statuses to simplify reconciliation and auditing.
  • Fee plan analysis: Ask your agent to fetch and compare current fee plans for supported cryptocurrencies, helping you optimize your transaction costs.

Supported Tools & Triggers

Tools
Get BalanceTool to retrieve all account balances.
Get All BalancesTool to retrieve balances for a specific cryptocurrency.
Get Fee PlansTool to retrieve available fee plans for a given cryptocurrency.
Get Plisio OperationsTool to retrieve a list of operations (deposits and withdrawals).
Get Plisio TransactionsTool to retrieve a list of transactions and invoices.
Get Plisio WithdrawalsTool to retrieve a list of withdrawal operations.

Conclusion

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

How to build Plisio MCP Agent with another framework

FAQ

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

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

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

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

Used by agents from

Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai
Context
Letta
glean
HubSpot
Agent.ai
Altera
DataStax
Entelligence
Rolai

Never worry about agent reliability

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