{"product_id":"file-to-json-extraction-workflow-with-groq-gemini","title":"File to JSON Extraction Workflow with Groq \u0026 Gemini","description":"\u003ch3\u003eExtract text (and structured JSON) from files or URLs with Groq + Gemini in n8n\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow sub-workflow turns incoming attachments (or a provided URL) into readable text—and, when you supply a schema, converts that text into structured \u003cstrong\u003eJSON\u003c\/strong\u003e using \u003cstrong\u003eGroq\u003c\/strong\u003e and \u003cstrong\u003eGoogle Gemini\u003c\/strong\u003e (vision for images).\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccepts inputs from a parent workflow\u003c\/strong\u003e including binary attachments and an optional \u003ccode\u003eextraction\u003c\/code\u003e object (with \u003ccode\u003efield_schemas\u003c\/code\u003e to define required fields).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCreates one item per file\u003c\/strong\u003e (or fetches web page text when a URL is provided), then builds a \u003cstrong\u003eJSON Schema\u003c\/strong\u003e from \u003ccode\u003eextraction.field_schemas\u003c\/code\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoutes by MIME type\u003c\/strong\u003e and extracts readable content using native n8n extractors for supported formats such as \u003cstrong\u003ePDF, JSON, CSV\/XLSX, and text\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProcesses images with Gemini (vision)\u003c\/strong\u003e by converting images into a compatible format and extracting visible information into JSON, including \u003ccode\u003econtent_class\u003c\/code\u003e and \u003ccode\u003eclass_confidence\u003c\/code\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStructures extracted text with Groq\u003c\/strong\u003e: if a schema is provided, the workflow sends the extracted text to a \u003cstrong\u003eGroq-hosted chat model\u003c\/strong\u003e to produce structured JSON that matches your requested fields.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReturns a normalized result per input\u003c\/strong\u003e, including \u003ccode\u003estatus\u003c\/code\u003e, and—when applicable—\u003ccode\u003edata: { text, content_class, class_confidence }\u003c\/code\u003e.\u003c\/li\u003e\n  \u003cli\u003eFor unsupported file types, it returns a standardized \u003cstrong\u003eunsupported\u003c\/strong\u003e status with an error payload.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTurn uploaded documents into \u003cstrong\u003eJSON-ready data\u003c\/strong\u003e for downstream automation.\u003c\/li\u003e\n  \u003cli\u003eExtract structured fields from \u003cstrong\u003ePDFs, spreadsheets, and text files\u003c\/strong\u003e without manual parsing.\u003c\/li\u003e\n  \u003cli\u003eUse \u003cstrong\u003eGemini vision\u003c\/strong\u003e to capture information from images (e.g., screenshots) and classify confidence scores.\u003c\/li\u003e\n  \u003cli\u003eFetch a web page via URL and convert the extracted text into structured JSON.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrations\/Credentials:\u003c\/strong\u003e Google Gemini (PaLM) for vision; Groq API for schema-driven JSON output.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNode behavior:\u003c\/strong\u003e \u003ccode\u003eif\u003c\/code\u003e, \u003ccode\u003eset\u003c\/code\u003e, \u003ccode\u003ecode\u003c\/code\u003e, \u003ccode\u003eswitch\u003c\/code\u003e, \u003ccode\u003eaggregate\u003c\/code\u003e, and \u003ccode\u003eedit image\u003c\/code\u003e to orchestrate routing, extraction, and image handling.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":46153984344243,"sku":"N8N-20301","price":42.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/UXDAcjI8a6tblKdtvgEY7_TRzpIF3B.png?v=1790932344","url":"https:\/\/buyflowscripts.com\/products\/file-to-json-extraction-workflow-with-groq-gemini","provider":"N8N Commerce","version":"1.0","type":"link"}