Todoist CLI for AI Agents

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Introduction

CLIs are eating MCPs. The industry is converging on the very same idea. MCPs for all their merit can be token hungry, slow, and unreliable for complex tool chaining. However, coding agents have become incredibly good at working with CLIs, and in fact they are far more comfortable working with CLI tools than MCP.

With Composio's Universal CLI, your coding agents can talk to over 850+ SaaS applications. With Todoist, agents can add a high-priority task for today, create a new project called 'team offsite', close all completed tasks from this week, and more — all without worrying about authentication.

This guide walks you through Composio Universal CLI and explains how you can connect it with coding agents like Claude Code, Codex, OpenCode, etc, for end-to-end Todoist automation.

Also integrate Todoist with

What is Universal CLI and why use it?

The idea behind building the universal CLI is to give agents a single command interface to interact with all your external applications. Here's what you'll get with it:

  • Agent-friendly: Coding agents like Claude Code, Codex, and OpenCode can use CLI tools natively — no MCP setup required.
  • Authentication handled: Connect once via OAuth or API Key, and all CLI commands work with your credentials automatically.
  • Tool discovery: Search, inspect, and execute 20,000+ tools across 850+ apps from one interface.
  • Trigger support: Use triggers to listen for events across your apps, powered by real-time webhooks or polling under the hood.
  • Type generation: Generate typed schemas for autocomplete and type safety in your projects.

Prerequisites

Install the Composio CLI, authenticate, and initialize your project:

bash
# Install the Composio CLI
curl -fsSL https://composio.dev/install | bash

# Authenticate with Composio
composio login

During login you'll be redirected to sign in page, finish the complete flow and you're all set.

Composio CLI authentication flow

Connecting Todoist to Coding Agents via Universal CLI

Once it is installed, it's essentially done. Claude Code, Codex, OpenCode, OpenClaw, or any other agent will be able to access the CLI. A few steps to give agents access to your apps.

  1. Launch your Coding Agent — Claude Code, Codex, OpenCode, anything you prefer.
  2. Prompt it to "Authenticate with Todoist"
  3. Complete the authentication and authorization flow and your Todoist integration is all set.
  4. Start asking anything you want.

Supported Tools & Triggers

Tools
Triggers
Add WorkspaceTool to create a new workspace in todoist.
Close TaskThis tool marks an existing task as completed in todoist.
Create CommentTool to create a new comment in todoist.
Create LabelCreates a new label.
Create ProjectCreates a new project in todoist.
Create SectionTool to create a new section within a specific project.
Create taskCreate a new task in todoist.
Delete LabelTool to delete a specific label.
Delete ProjectTool to delete a specific todoist project.
Delete SectionTool to delete a specific section.
Delete taskDelete a task from todoist.
Get All CommentsThis tool retrieves all comments associated with a specific task or project in todoist.
Get all labelsGet all personal labels from todoist.
Get all projectsGet all projects from a user's todoist account.
Get All SectionsTool to retrieve all sections for a specific project in todoist.
Get All TasksFetches all tasks from todoist and returns their details.
Get BackupsTool to list all available backup archives for the user.
Get CommentTool to retrieve details of a specific comment by its comment id.
Get LabelTool to retrieve a specific label by its id.
Get ProjectTool to retrieve a specific project by its id.
Get SectionTool to retrieve a specific section by its id.
Get Special BackupsTool to list special backup archives for the user.
Get TaskTool to retrieve a specific task by its id.
List Archived Workspace ProjectsTool to list all archived projects in a workspace.
List FiltersTool to list all filters for the authenticated user.
List Pending Workspace InvitationsTool to list pending invitation emails in a workspace.
Reopen TaskThis tool reopens a previously completed task.
Update CommentTool to update a specific comment's content.
Update ProjectTool to update a specific project's attributes such as name, color, indent, and order.
Update SectionTool to update a specific section's attributes such as name and order.
Update TaskTool to update an existing task's properties.

Universal CLI Commands for Todoist

You can also manually execute CLI commands to interact with your Todoist.

Connect your Todoist account

Link your Todoist account and verify the connection:

bash
# Connect your Todoist account (opens OAuth flow)
composio connected-accounts link todoist

# Verify the connection
composio connected-accounts list --toolkits todoist

Discover Todoist tools

Search and inspect available Todoist tools:

bash
# List all available Todoist tools
composio tools list --toolkit todoist

# Search for Todoist tools by action
composio tools search "todoist"

# Inspect a tool's input schema
composio tools info TODOIST_ADD_WORKSPACE

Common Todoist Actions

Add WorkspaceTool to create a new workspace in todoist

bash
composio tools execute TODOIST_ADD_WORKSPACE \
  --name "My Workspace"

Close TaskThis tool marks an existing task as completed in todoist

bash
composio tools execute TODOIST_CLOSE_TASK \
  --task_id "2995104339"

Create CommentTool to create a new comment in todoist

bash
composio tools execute TODOIST_CREATE_COMMENT \
  --content "This is a comment."

Create LabelCreates a new label

bash
composio tools execute TODOIST_CREATE_LABEL \
  --name "Work"

Set up Todoist Triggers

Listen for events in real time using triggers:

New Task CreatedTrigger when a new task is added to Todoist

bash
# Find your connected account ID
composio connected-accounts list --toolkits todoist

# Create a trigger
composio triggers create TODOIST_NEW_TASK_CREATED \
  --connected-account-id <your-connected-account-id> \
  --trigger-config '{
  "interval": 2,
  "project_id": "<string>"
}'

# Listen for trigger events in real time
composio triggers listen --toolkits todoist --table

Generate Type Definitions

Generate typed schemas for Todoist tools to get autocomplete and type safety in your project:

bash
# Auto-detect language
composio generate --toolkits todoist

# TypeScript
composio ts generate --toolkits todoist

# Python
composio py generate --toolkits todoist

Tips & Tricks

  • Always inspect a tool's input schema before executing: composio tools info <TOOL_NAME>
  • Pipe output with jq for better readability: composio tools execute TOOL_NAME -d '{}' | jq
  • Set COMPOSIO_API_KEY as an environment variable for CI/CD pipelines
  • Use composio dev logs tools to inspect execution logs and debug issues

Next Steps

  • Try asking your coding agent to perform various Todoist operations
  • Explore cross-app workflows by connecting more toolkits
  • Set up triggers for real-time automation
  • Use composio generate for typed schemas in your projects

How to build Todoist MCP Agent with another framework

FAQ

What is the Composio Universal CLI?

The Composio Universal CLI is a single command-line interface that lets coding agents and developers interact with 850+ SaaS applications. It handles authentication, tool discovery, action execution, and trigger setup — all from the terminal, without needing to configure MCP servers.

Which coding agents work with the Composio CLI?

Any coding agent that can run shell commands works with the Composio CLI — including Claude Code, Codex, OpenCode, OpenClaw, and others. Once the CLI is installed, agents automatically discover and use the composio commands to interact with Todoist and other connected apps.

How is the CLI different from using an MCP server for Todoist?

MCP servers require configuration and can be token-heavy for complex workflows. The CLI gives agents a direct, lightweight interface — no server setup needed. Agents simply call composio commands like any other shell tool. It's faster to set up, more reliable for multi-step tool chaining, and works natively with how coding agents already operate.

How safe is my Todoist data when using the Composio CLI?

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 Todoist data and credentials are handled as safely as possible. You can also bring your own OAuth credentials for full control.

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.