Generate visual diagrams and content assets from ideas with Claude and NapkinAI

by Oneclick AI Squad ✓ · 152 views · created 2026-03-03 · Content Creation, Multimodal AI

What this workflow does

This workflow has 19 nodes and runs manually, when you click “Execute workflow” (plus 1 other trigger). Along the way it connects Postgres. It also calls api.anthropic.com and api.napkin.ai over HTTP.

How it runs

Trigger: Manually, when you click “Execute workflow” (plus 1 other trigger).

1. Set Test Idea Data (Edit Fields (Set)): sets 5 fields: body.title, body.rawIdea, body.diagramType…
2. Merge: merges the data from its input branches
3. Validate & Normalize Input (Code): runs custom JavaScript code
4. AI - Enrich & Structure Idea (HTTP Request): calls api.anthropic.com (POST)
5. Wait: pauses before continuing
6. Parse Claude Enrichment (Code): runs custom JavaScript code
7. NapkinAI - Authenticate (HTTP Request): calls api.napkin.ai (POST)
8. NapkinAI - Submit Idea for Visual (HTTP Request): calls api.napkin.ai (POST)
9. NapkinAI - Poll Generation Status (HTTP Request): calls an HTTP API
10. Check Job Completion (If): checks a condition and branches into true / false

…plus 7 more steps. See the full node list below.

Services it uses

Postgres

HTTP calls to: api.anthropic.com, api.napkin.ai

Before you upgrade to n8n 3.0

Nodes used (10)

• Webhookn8n-nodes-base.webhook
• Manual Triggern8n-nodes-base.manualTrigger
• Edit Fields (Set)n8n-nodes-base.set
• Mergen8n-nodes-base.merge
• Coden8n-nodes-base.code
• HTTP Requestn8n-nodes-base.httpRequest
• Ifn8n-nodes-base.if
• Waitn8n-nodes-base.wait
• Send Emailn8n-nodes-base.emailSend
• Postgresn8n-nodes-base.postgres

From the author

This n8n workflow automates the transformation of raw text ideas into structured visual diagrams and content assets using NapkinAI. It connects Claude AI (Anthropic) with NapkinAI to take any rough concept or unstructured idea, intelligently enrich and…

View the original on n8n.io → Check your own copy