Romuald Członkowski

Build n8n workflows that download, transform, and send files without losing their contents. Learn how file data differs from JSON, how to preserve attachments, and how to use storage keys or URLs with AI tools and chat messages.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Fixing attachments lost during data transformation
• Passing uploaded files to AI agent tools
• Displaying generated images in chat

Configure n8n nodes by checking which fields each operation needs and which settings reveal additional options. Start with a minimal configuration, validate it, look up unclear properties, and make targeted edits to existing code or text fields.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Checking required fields when changing a node operation
• Finding why a configuration field is hidden
• Editing part of a long code or text field

Use n8n-mcp tools to find workflow steps, check settings, and create or update automations. Provides guidance on tool arguments, templates, folders, credentials, and security audits so agents can choose appropriate operations.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Finding nodes and checking their settings
• Creating and updating workflows
• Finding and deploying workflow templates

Build custom calculation and parsing tools that an n8n AI Agent can call. This skill covers JavaScript or Python inputs, structured arguments, string results, tool descriptions, and fixes for invocation and output errors.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Adding a calculation tool to an AI Agent
• Defining typed inputs for multiple arguments
• Fixing tool output type errors

Write JavaScript for n8n Code nodes to aggregate, filter, and transform workflow data. Guidance covers data access, output formats, execution modes, common errors, and performance choices when processing large numbers of records.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Aggregating and deduplicating multiple records
• Transforming complex API responses
• Fixing data access and return format errors

Work across multiple n8n instances through one MCP connection, the link used by an agent to call tools. Specify each operation’s target, verify where credentials will be stored, and recover when requests reach the wrong environment.

한국어 요약은 준비 중입니다. 영어 요약을 표시하고 있습니다.

• Operate on production and staging with explicit targets
• Verify the destination before saving credentials
• Investigate unexpected NOT_FOUND errors