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AI content summarization from URLs, text, and PDFs using OpenAI and n8n

by DahianaUpdated Aug 2026
RequiresOpenAI
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WeInitial TriggerSwInput Type SwitchInput Type Swit…HRFetch URL ContentFetch URL Conte…HRFetch PDF FileEFExtract From FileExtract From Fi…IfCheck If Extracted Text EmptyCheck If Extrac…FuMap Language CodeMap Language Co…HROCR.SpaceWesummarize-urlWesummarize-textWesummarize-fileSeParse Input ParametersParse Input Par…AgGenerate AI Summary (Unified)Generate AI Sum…OpenAI GPT-4.1 (Unified)OpenAI GPT-4.1 …SeClean & Format ContentClean & Format …SeStructure Final OutputStructure Final…RTReturn Summary ResponseReturn Summary …SeExtract URL ParametersExtract URL Par…HRScrape Web Page ContentScrape Web Page…SeClean Scraped ContentClean Scraped C…AgSummarize URL ContentSummarize URL C…OpenAI GPT-4.1 (URL)OpenAI GPT-4.1 …SeFormat URL SummaryFormat URL Summ…RTReturn URL SummaryReturn URL Summ…SeExtract Text ParametersExtract Text Pa…SeProcess Raw Text InputProcess Raw Tex…AgSummarize Text InputSummarize Text …OpenAI GPT-4.1 (Text)OpenAI GPT-4.1 …SeFormat Text SummaryFormat Text Sum…RTReturn Text SummaryReturn Text Sum…SeExtract File ParametersExtract File Pa…HRDownload PDF FileDownload PDF Fi…EFExtract Text from PDFExtract Text fr…IfCheck PDF Text ExtractionCheck PDF Text …FuMap OCR Language CodeMap OCR Languag…HROCR Fallback ProcessingOCR Fallback Pr…SeProcess Extracted TextProcess Extract…AgSummarize PDF ContentSummarize PDF C…OpenAI GPT-4.1 (PDF)OpenAI GPT-4.1 …SeFormat PDF SummaryFormat PDF Summ…RTReturn PDF SummaryReturn PDF Summ…12345678910111213141516
1/5
FLOWS
STEPS · 16
Starts on an incoming request

On a webhook request, extracts content from URLs, text, or PDFs and returns an OpenAI-generated summary in the response.

Tags

webhookadvancedOpenAIAI Summarizationdiscoveredpending-review
Connects
OpenAI
CategoryAI Analysis & Classification
Triggerwebhook
Complexityadvanced
Nodes41
AddedJun 27, 2026