Extract and review invoice data with Temlavo in a sub-workflow

by temlavo · 13 views · created 2026-09-25 · Invoice Processing, AI Summarization

What this workflow does

This workflow has 27 nodes and runs when another workflow calls it. It uses only n8n's built-in nodes.

How it runs

Trigger: When another workflow calls it.

1. Validate invoice input (Code): runs custom JavaScript code
2. Create Document (HTTP Request): calls an HTTP API (POST)
3. Normalize Create Response (Code): runs custom JavaScript code
4. Route Create (Switch): routes items into branches
5. Snapshot signed PUT context (Code): runs custom JavaScript code
6. Snapshot confirmation context (Code): runs custom JavaScript code
7. Wait: pauses before continuing
8. Prepare Terminal Branch (Code): runs custom JavaScript code
9. Wait: pauses before continuing
10. Temlavo Safe Stop (Code): runs custom JavaScript code

…plus 16 more steps. See the full node list below.

Before you upgrade to n8n 3.0

Nodes used (5)

• Execute Workflow Triggern8n-nodes-base.executeWorkflowTrigger
• Coden8n-nodes-base.code
• HTTP Requestn8n-nodes-base.httpRequest
• Switchn8n-nodes-base.switch
• Waitn8n-nodes-base.wait

From the author

Quick overview This sub-workflow receives a single invoice file from another n8n workflow, uploads it to Temlavo for extraction, then polls Temlavo until the document reaches a terminal state and returns a structured result (completed, needsreview, failed) or…

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