Make AI Agents Create, Get, Update Custom Fields 🛠️ ConvertKit Tool MCP Server

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Complete MCP server exposing all ConvertKit Tool operations to AI agents. Zero configuration needed - all 15 operations pre-built.

⚡ Quick Setup

1. Import this workflow into your n8n instance
2. Activate the workflow to start your MCP server
3. Copy the webhook URL from the MCP trigger node
4. Connect AI agents using the MCP URL

🔧 How it Works

• MCP Trigger : Serves as your server endpoint for AI agent requests
• Tool Nodes : Pre-configured for every ConvertKit Tool operation
• AI Expressions : Automatically populate parameters via $fromAI() placeholders
• Native Integration : Uses official n8n ConvertKit Tool tool with full error handling

📋 Available Operations (15 total)

Every possible ConvertKit Tool operation is included:

🔧 Customfield (4 operations)

• Create a custom field
• Delete a custom field
• Get many custom fields
• Update a custom field

🔧 Form (3 operations)

• Add a subscriber
• Get many forms
• Get all subscriptions

🔧 Sequence (3 operations)

• Add a subscriber
• Get many sequences
• Get all subscriptions to a sequence

🏷️ Tag (2 operations)

• Create a tag
• Get many tags

🔧 Tagsubscriber (3 operations)

• Add a tag to a subscriber
• Get many tag subscriptions
• Delete a tag from a subscriber

🤖 AI Integration

Parameter Handling : AI agents automatically provide values for:
• Resource IDs and identifiers
• Search queries and filters
• Content and data payloads
• Configuration options

Response Format : Native ConvertKit Tool API responses with full data structure

Error Handling : Built-in n8n error management and retry logic

💡 Usage Examples

Connect this MCP server to any AI agent or workflow:

• Claude Desktop : Add MCP server URL to configuration
• Custom AI Apps : Use MCP URL as tool endpoint
• Other n8n Workflows : Call MCP tools from any workflow
• API Integration : Direct HTTP calls to MCP endpoints

✨ Benefits

• Complete Coverage : Every ConvertKit Tool operation available
• Zero Setup : No parameter mapping or configuration needed
• AI-Ready : Built-in $fromAI() expressions for all parameters
• Production Ready : Native n8n error handling and logging
• Extensible : Easily modify or add custom logic

🆓 Free for community use! Ready to deploy in under 2 minutes.