Generate and host SubmitRax chat-built forms with Claude and GitHub Pages
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 12 nodes and runs when a chat message arrives. Along the way it connects GitHub, Anthropic Chat Model and MCP Client.
How it runs
Trigger: When a chat message arrives.
- GitHub Hosting Config (Edit Fields (Set)): sets 2 fields: githubUsername, pagesRepo
- SubmitRax Form Agent (AI Agent): runs an AI agent, with model: Claude Sonnet 5 Chat Model; 1 tool (SubmitRax MCP Tool); memory: Conversation Memory; output parser: Agent Response Schema
- Check If File Exists (GitHub): get (file)
- File Exists? (If): checks a condition and branches into true / false
- Publish to GitHub Pages (Update) (GitHub): edit (file)
- Publish to GitHub Pages (New) (GitHub): work with file
- Compose Hosted URL (Edit Fields (Set)): sets 3 fields: comment, formKey, hostedUrl
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (9)
- Chat Trigger
@n8n/n8n-nodes-langchain.chatTrigger - Edit Fields (Set)
n8n-nodes-base.set - GitHub
n8n-nodes-base.github - If
n8n-nodes-base.if - AI Agent
@n8n/n8n-nodes-langchain.agent - Anthropic Chat Model
@n8n/n8n-nodes-langchain.lmChatAnthropic - Simple Memory
@n8n/n8n-nodes-langchain.memoryBufferWindow - MCP Client Tool
@n8n/n8n-nodes-langchain.mcpClientTool - Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured
From the author
Quick overview This workflow lets you generate SubmitRax form HTML via an Anthropic Claude agent (using the SubmitRax MCP server) and then publish the form as an HTML file to a GitHub Pages repository, returning a comment, form key, and hosted URL. How it…