n8n MCP Server
list-variables
List all variables from n8n. NOTE: Requires n8n Enterprise license with variable management features enabled. Use after init-n8n to see available variables. IMPORTANT: Arguments must be provided as compact, single-line JSON without whitespace or newlines.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| clientId | Yes |
Input Schema (JSON Schema)
You must be authenticated.
Other Tools
- init-n8n
- list-workflows
- get-workflow
- create-workflow
- update-workflow
- delete-workflow
- activate-workflow
- deactivate-workflow
- list-projects
- create-project
- delete-project
- update-project
- list-users
- create-users
- get-user
- delete-user
- list-variables
- create-variable
- delete-variable
- create-credential
- delete-credential
- get-credential-schema
- list-executions
- get-execution
- delete-execution
- create-tag
- list-tags
- get-tag
- update-tag
- delete-tag
- get-workflow-tags
- update-workflow-tags
- generate-audit