mcp-n8n-workflow-builder
mcp-n8n-workflow-builder is an MCP server. It reaches n8n. It needs N8N_API_KEY to authenticate. Its repository has 236 GitHub stars and is licensed under MIT; we last read it on 2026-10-24.
This repository enables the creation, management, and monitoring of n8n workflows using natural language through the Model Context Protocol, connecting with Claude AI and Cursor IDE. It supports multi-instance use and includes documentation for 17 tools.
Install
Read from mcp-n8n-workflow-builder’s own README, close to verbatim -- not written by us, and not guessed.
npm install -g @kernel.salacoste/n8n-workflow-builder
What it reaches, and what it needs
What it connects to
Unverified means a mention in the server’s own description, not a citation. A wrong claim here costs nothing to correct and nothing to trust yet.
Maintenance
AI-powered n8n workflow automation through natural language. MCP server enabling Claude AI & Cursor IDE to create, manage, and monitor workflows via Model Context Protocol. Multi-instance support, 17 tools, comprehensive docs. Build workflows conversationally without manual JSON editing.
What mcp-n8n-workflow-builder can do
23 tools documented in its README. An AI client calls these by name.
list_workflows- List all workflows with filtering
get_workflow- Retrieve complete workflow details
create_workflow- Build new workflows from scratch
update_workflow- Modify existing workflows
delete_workflow- Remove workflows
activate_workflow- Enable workflow execution
deactivate_workflow- Disable workflow execution
execute_workflow- Manually trigger workflow runs
list_executions- View execution history with filters
get_execution- Detailed execution information
delete_execution- Remove execution records
retry_execution- Retry failed workflow runs
list_tags- Retrieve all workflow tags
get_tag- Get specific tag information
create_tag- Create workflow organization tags
update_tag- Modify tag information
delete_tag- Remove workflow tags
get_credential_schema- Get credential type JSON schema
list_credentials- Security guidance (blocked by n8n API)
get_credential- Security guidance (blocked by n8n API)
create_credential- Create credentials with schema validation
update_credential- Immutability guidance (DELETE + CREATE)
delete_credential- Permanently remove credentials
Read from the README; names are kept only if the README contains them.
Common questions about mcp-n8n-workflow-builder
- What does mcp-n8n-workflow-builder do?
- This repository enables the creation, management, and monitoring of n8n workflows using natural language through the Model Context Protocol, connecting with Claude AI and Cursor IDE. It supports multi-instance use and includes documentation for 17 tools.
- How do I install mcp-n8n-workflow-builder?
- Its own README gives this command: npm install -g @kernel.salacoste/n8n-workflow-builder. Run it where your MCP client can launch the server, and check the README for any settings it asks for.
- What does mcp-n8n-workflow-builder connect to, and what does it need?
- It reaches n8n. The credentials we found in its source are N8N_API_KEY.
- Which AI clients can use mcp-n8n-workflow-builder?
- Its own description mentions Cursor. That is a mention in its description, not a test we ran.
- Is mcp-n8n-workflow-builder official and is it maintained?
- We found nothing naming it as a vendor’s official server. Its repository has 236 GitHub stars and its state in our directory is listed. Its last commit we recorded was on 2026-09-13.
- What licence does mcp-n8n-workflow-builder use?
- The repository declares the MIT licence.