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Invoice Data Extraction With Llama Parse And Open AI

Integrate OpenAI and LangChain and Http Request and Sticky Note and Gmail and Google Sheets and Wait and Switch and Set and If and Split Out and Aggregate an...

Importing this blueprint? Follow the n8n guide — credentials, test runs, and common pitfalls.

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Time Saved 8 hours/week
Setup Time ~20 minutes
Platform n8n
Run Cost Free Tier

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Import this community-sourced blueprint into your n8n dashboard. Review nodes and credentials before going live.

Connected Apps

OpenAILangChainHttp RequestSticky NoteGmailGoogle SheetsWaitSwitchSetIfSplit OutAggregateMerge

Interactive Workflow Canvas

Drag nodes vertically to re-order execution sequence. Edit or add steps to customize your blueprint.

Execution Steps

  1. OpenAI Model

    Processes and automates operations via the OpenAI integration.

    OpenAI
  2. Structured Output Parser

    Processes and automates operations via the LangChain integration.

    LangChain
  3. Upload to LlamaParse

    Processes and automates operations via the Http Request integration.

    Http Request
  4. Sticky Note

    Processes and automates operations via the Sticky Note integration.

    Sticky Note
  5. Receiving Invoices

    Processes and automates operations via the Gmail integration.

    Gmail
  6. Append to Reconciliation Sheet

    Processes and automates operations via the Google Sheets integration.

    Google Sheets
  7. Get Processing Status

    Processes and automates operations via the Http Request integration.

    Http Request
  8. Finalize Pipeline Processing

    Runs the remaining 19 actions to complete the workflow.

    n8n

Optimize your tech stack and automate workflows between OpenAI, LangChain, Http Request, Sticky Note, Gmail, Google Sheets, Wait, Switch, Set, If, Split Out, Aggregate, Merge natively.

This verified AI automation workflow blueprint runs on n8n and enables real-time data syncs, content generation, or notifications without writing complex code.

Prerequisites

  1. An n8n account (self-hosted or Cloud)
  2. API access keys and credentials for: OpenAI, LangChain, Http Request, Sticky Note, Gmail, Google Sheets, Wait, Switch, Set, If, Split Out, Aggregate, Merge

Setup Guide

  1. Download Blueprint: Click the download button above to get the raw JSON file.
  2. Import to n8n: Open your n8n canvas, click settings in the top-right, and choose Import from File. Upload the JSON file.
  3. Configure Node Credentials: Double-click each node representing OpenAI, LangChain, Http Request, Sticky Note, Gmail, Google Sheets, Wait, Switch, Set, If, Split Out, Aggregate, Merge and authenticate with your account credentials.
  4. Activate Scenario: Test the flow manually by clicking Test step on the trigger, verify the output, then toggle the workflow to Active to start running.

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