Trello API

Trello Api

When to Use This Skill

USE Trello API when:

• Automating board management - Create, update, archive boards programmatically
• Building workflow integrations - Connect Trello with other tools
• Card automation - Auto-create cards from external events
• Progress tracking - Build dashboards from Trello data
• Notification systems - React to board changes via webhooks
• Bulk operations - Move/update many cards at once
• Custom reporting - Extract data for analysis
• Power-up development - Extend Trello functionality

DON'T USE Trello API when:

• Need complex dependencies - Use Jira or Asana
• Require time tracking - Built-in feature limited, use Toggl integration
• Database-style queries - Use Notion API instead
• Enterprise compliance - May need Enterprise-grade solutions
• Complex workflows - Consider Monday.com or Linear

Prerequisites

API Authentication

# Get API Key from:
# https://trello.com/app-key

# Get Token (authorize your app):
# https://trello.com/1/authorize?expiration=never&scope=read,write,account&response_type=token&name=MyApp&key=YOUR_API_KEY

# Set environment variables
export TRELLO_API_KEY="your-api-key"
export TRELLO_TOKEN="your-token"

# Verify authentication
curl -s "https://api.trello.com/1/members/me?key=$TRELLO_API_KEY&token=$TRELLO_TOKEN" | jq '.fullName'

Python SDK Installation

# Install py-trello
pip install py-trello

# Using uv (recommended)
uv pip install py-trello

# With additional dependencies
pip install py-trello requests python-dateutil

# Verify installation
python -c "from trello import TrelloClient; print('py-trello installed!')"

Verify Setup

from trello import TrelloClient
import os

client = TrelloClient(
    api_key=os.environ["TRELLO_API_KEY"],
    token=os.environ["TRELLO_TOKEN"]
)

# Test connection
me = client.get_member("me")
print(f"Connected as: {me.full_name}")
print(f"Username: {me.username}")

Version History

• 1.0.0 (2026-01-17): Initial release
  • Board, list, card management
  • Labels and checklists
  • Member management
  • Webhook integration
  • Custom fields
  • Sprint automation example
  • Card migration tool
  • Board analytics
  • GitHub Actions integration
  • Slack integration

Resources

• Trello REST API: https://developer.atlassian.com/cloud/trello/rest/
• py-trello GitHub: https://github.com/sarumont/py-trello
• Trello Developer Portal: https://developer.atlassian.com/cloud/trello/
• Webhook Guide: https://developer.atlassian.com/cloud/trello/guides/rest-api/webhooks/

Automate your Kanban workflows with Trello API - boards, lists, cards, and beyond!

Sub-Skills

• 1. Board Management
• 2. List Management
• 3. Card Management
• 4. Labels Management (+1)
• 6. Member Management
• 7. Webhooks
• 8. Custom Fields
• Trello with GitHub Actions (+1)
• 1. Use Batch Operations (+3)
• Common Issues

Sub-Skills

• Example 1: Sprint Board Automation
• Sprint Goals
• Example 2: Card Migration Tool (+1)
• Summary
• Cards by List