Hello, I’m building a workflow in n8n to process a PDF document that contains images. I need to extract the images from the PDF and use OpenAI to generate descriptions for them. Could you please recommend which n8n nodes I should use for this?

Manual Trigger: Start workflow. Extract from File: Set to extract images from PDF. Function: Convert images to base64: javascript : " return $input.all().map(item => ({ json: { image: data:${item.binary.data.mimeType};base64,${Buffer.from(item.binary.data.data, 'binary').toString('base64')} } …

How to Use n8n to Extract and Describe Images in a PDF with OpenAI?

問題

Thomas_Vie 2025年04月28日09:42 2

Hi Walker,

Check this workflow: Automate PDF Image Extraction & Analysis with GPT-4o and Google Drive | n8n workflow template

How to analyse multiple images

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How to Use n8n to Extract and Describe Images in a PDF with OpenAI?

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