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Prepare CSV files with GPT-4

Configured with Item Lists, Move Binary Data, Open Ai, Loop Over Items, and additional nodes. Review the connections and setup before adapting this template.

Workflow preview
TriggerWhen clicking "ExecuteWorkflow"Manual TriggerAI & modelsOpenAIOpen AiRoutingSplit In BatchesLoop Over ItemsTransformParse JSONEdit FieldsTransformMake JSON TableItem ListsIntegrationConvert to CSVSpreadsheet FileFiles / mediaSave to DiskWrite Binary FileTransformStrip UTF BOM bytesMove Binary DataTransformCreate valid binaryMove Binary Data

Node categories in this workflow

  • Trigger
  • AI & models
  • Routing
  • Transform
  • Integration
  • Files / media

Icons describe general node roles, inferred from node types. Inspect the parameters for the configured action.

Drag to pan; use + and − to zoom. Reconstructed from the exported node positions; nothing runs here. Dashed lines represent non-main connections. Full node names and notes appear below.

How it works

The exported workflow contains the following configured nodes. Their connections are shown above; inspect the JSON for the complete logic, expressions, and external actions.

Workflow node names, types, and operations
NodeCategoryTypeOperation
When clicking "Execute Workflow"TriggerManual TriggerSee node parameters
OpenAIAI & modelsOpen Aichat
Split In BatchesRoutingLoop Over ItemsSee node parameters
Parse JSONTransformEdit FieldsSee node parameters
Make JSON TableTransformItem ListsSee node parameters
Convert to CSVIntegrationSpreadsheet FiletoFile
Save to DiskFiles / mediaWrite Binary FileSee node parameters
Strip UTF BOM bytesTransformMove Binary DataSee node parameters
Create valid binaryTransformMove Binary DataSee node parameters

Setup

  1. Download the JSON and import it into an isolated n8n instance. Leave the workflow inactive.
  2. Connect your own credentials through n8n’s credential store. Replace REPLACE_WITH_* values with your resource identifiers.
  3. Inspect API destinations, Code nodes, database queries, file paths, and outbound actions.
  4. Run with synthetic data and harmless destinations. Enable triggers only after checking the actual outputs.

Requirements

An n8n instance with the listed node types and compatible versions. Service-connected workflows may require accounts, credentials, or paid APIs.

Credential types declared in the source

  • openAiApi

Workflow notes

These 2 nodes fix an issue with BOM bytes in the beginning of the file.

These 2 nodes fix an issue with BOM bytes in the beginning of the file.

Without them reading the CSV file back becomes tricky

Prepare CSV files with GPT-4

Prepare CSV files with GPT-4

Purpose and structure

This folder contains the Prepare CSV files with GPT-4 workflow. Its executable nodes use itemLists, manualTrigger, moveBinaryData, openAi, set, splitInBatches, spreadsheetFile, writeBinaryFile. The table and connection map below are derived from the JSON, not an inferred guarantee of behavior.

Setup

Import inactive. Configure your own credentials and replace REPLACE_WITH_* values. Review external destinations and Code nodes before running.

Entry points

When clicking "Execute Workflow"

Verification

Sanitized source candidate; not runtime-tested. This overview is generated from node metadata. Read the folder README for the connection map, credential types, and license.

Attribution

https://github.com/Zie619/n8n-workflows/blob/94007c1445d9258a7da116646b79473e7c7c3282/workflows/Manual/1102_Manual_Openai_Automation_Triggered.json MIT; preserve source notices.

Canvas section labels

These name areas of the original canvas; they do not include explanatory instructions.

  • This is a helper workflow to create 3 CSV files

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