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

Composio removes the Authentication handling completely from you. We handle the entire integration lifecycle, and all you need to do is just copy the URL below, authenticate inside Codex, and start using it.

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 Kanbanize MCP in Codex

Codex CLI

Run the command in your terminal.

Terminal

This will auto-redirect you to the Rube authentication page.

Rube authentication redirect page

Once you're authenticated, you will be able to access the tools.

Verify the installation by running:

codex mcp list

If you otherwise prefer to use config.toml, add the following URL to it. You can get the bearer token from rube.app → Use Rube → MCP URL → Generate token

[projects."/home/user/composio"]
trust_level = "untrusted"

[mcp_servers.rube]
bearer_token_env_var = "your bearer token"
enabled = true
url = "https://rube.app/mcp"

Codex in VS Code

If you have installed Codex in VS Code.

Then: ⚙️ → MCP Settings → + Add servers → Streamable HTTP:

Add the Rube MCP URL: https://rube.app/mcp and the bearer token.

VS Code MCP Settings

To verify, click on the Open config.toml

Open config toml in Codex

Make sure it's there:

[mcp_servers.composio_rube]
bearer_token_env_var = "your bearer token"
enabled = true
url = "https://rube.app/mcp"

Codex App

Codex App follows the same approach as VS Code.

  1. Click ⚙️ on the bottom left → MCP Servers → + Add servers → Streamable HTTP:
Codex App MCP Settings
  1. Restart and verify if it's there in .codex/config.toml
[mcp_servers.composio_rube]
bearer_token_env_var = "your bearer token"
enabled = true
url = "https://rube.app/mcp"
  1. Save, restart the extension, and start working.

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

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

Supported Tools & Triggers

Tools
Add a comment to a cardTool to add a comment to a Kanbanize card.
Check Board MilestoneTool to check if a milestone is available on the specified board.
Check User Is Card WatcherTool to check if a user is a watcher of a specific card.
Delete BoardTool to delete a board by its ID.
Delete CardTool to delete a card from the Kanbanize board.
Delete TagTool to delete a tag from Kanbanize.
Delete WorkflowTool to delete a workflow for the specified board.
Get Board Block ReasonsTool to get a list of block reasons available on a board.
Get Board Card TemplatesTool to retrieve a list of card templates available on a Kanbanize board.
Get Child CardsTool to retrieve a list of child cards for a specified parent card.
Get ColumnTool to get the details of a specific column from a Kanbanize board.
Get ColumnsTool to get a list of columns for a specific board in Kanbanize.
Get Custom FieldsTool to retrieve a list of custom fields from Kanbanize with optional filtering.
Get StickersTool to retrieve a list of stickers with optional filtering by sticker IDs, label, availability, and enabled status.
Get UserTool to get the details of a specified user in Kanbanize.
Get workflow cycle time columnsTool to retrieve workflow's cycle time columns from a Kanbanize board.
Get Workspace Data FieldsTool to retrieve a list of data fields available on a workspace.
Remove Board Block ReasonTool to make a block reason unavailable on a board.
Remove Child CardTool to remove the link between a parent card and a child card.
Set card block reasonTool to block a Kanbanize card by setting a block reason.
Update Board StickerTool to update the properties of a sticker for the specified board.
Update Data Field WorkspacesTool to add, update, or remove a data field on one or more workspaces via batch operations.
Update Lane Default SettingTool to update the default value of a specific lane setting in Kanbanize.
Update TagTool to update the specified tag in Kanbanize.

Conclusion

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

How to build Kanbanize MCP Agent with another framework

FAQ

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

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

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

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

Used by agents from

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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.