N8N Expression Syntax
This skill teaches you N8N's expression syntax for building powerful workflows by defining complex logic and data transformations directly within your automation.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add ovachiever-n8n-expression-syntax npx -- -y @trustedskills/ovachiever-n8n-expression-syntax
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"ovachiever-n8n-expression-syntax": {
"command": "npx",
"args": [
"-y",
"@trustedskills/ovachiever-n8n-expression-syntax"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
This skill provides syntax assistance for constructing expressions within n8n workflows. It helps users write valid and functional expressions, which are crucial for data manipulation, conditional logic, and automation tasks inside of n8n. The skill aims to reduce errors and improve the efficiency of workflow creation by providing helpful guidance on expression formatting and functionality.
When to use it
- Building complex workflows: When you need to perform calculations or transformations on data within an n8n workflow.
- Conditional logic: To create branches in your workflow based on specific conditions evaluated through expressions.
- Data manipulation: For tasks like formatting dates, extracting values from strings, or converting data types.
- Debugging existing workflows: When troubleshooting errors related to incorrect expression syntax.
Key capabilities
- Expression Syntax Assistance
- Workflow Integration
- Error Reduction
- Data Manipulation Guidance
Example prompts
- "Generate an n8n expression to format a date string in YYYY-MM-DD format."
- "How do I write an n8n expression to extract the email address from a text field?"
- "What's the correct syntax for an n8n expression that checks if a number is greater than 100?"
Tips & gotchas
- Requires familiarity with n8n workflows and their purpose.
- The skill provides syntax guidance, but understanding the underlying logic of expressions is still essential.
Tags
TrustedSkills Verification
Unlike other registries that point to live repositories, TrustedSkills pins every skill to a verified commit hash. This protects you from malicious updates — what you install today is exactly what was reviewed and verified.
Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.