# API Documents - GuGuData | Production-Ready APIs Built for Developers ## Docs - [GuGuData API documents](https://developers.gugudata.io/8184775m0.md): - [Metadata](https://developers.gugudata.io/78493981f0.md): Metadata API category with 26 requests, covering global universities, rankings, programmes, US education data, stock symbols, and classical poetry. - Metadata [DEMO](https://developers.gugudata.io/78493986f0.md): Metadata DEMO API group with 10 requests. - [Website Tools](https://developers.gugudata.io/78493982f0.md): Website Tools API category with 47 requests, covering content extraction, DNS, SSL, Whois, PageSpeed, search visibility, short links, screenshots, and URL conversion. - Website Tools [DEMO](https://developers.gugudata.io/78493987f0.md): Website Tools DEMO API group with 20 requests. - [Image Recognition](https://developers.gugudata.io/78493983f0.md): Image Recognition API category with 32 requests, covering OCR, PDF, Word, PPT, HTML, image compression, and document conversion. - Image Recognition [DEMO](https://developers.gugudata.io/78493988f0.md): Image Recognition DEMO API group with 16 requests. - [QRcode and Barcode](https://developers.gugudata.io/78493984f0.md): QRcode and Barcode API category with 8 requests, covering QR codes, barcodes, Wi-Fi QR codes, and QR image decoding. - QRcode and Barcode [DEMO](https://developers.gugudata.io/78493989f0.md): QRcode and Barcode DEMO API group with 4 requests. - [Text Tools](https://developers.gugudata.io/78493985f0.md): Text Tools API category with 9 requests, covering language detection, ISBN metadata, Chinese conversion, and semantic similarity. - Text Tools [DEMO](https://developers.gugudata.io/78493990f0.md): Text Tools DEMO API group with 4 requests. ## API Docs - Metadata > DEMO [Get demo programme data for a global university](https://developers.gugudata.io/494129171e0.md): - Metadata > DEMO [[DEMO] Chinese Poem](https://developers.gugudata.io/418084801e0.md): Chinese Classical Poetry Database - Metadata > DEMO [[DEMO] Stock HK Symbols](https://developers.gugudata.io/458039033e0.md): HK Stock Symbols Directory - Metadata > DEMO [Get demo data for global university ranking](https://developers.gugudata.io/418084799e0.md): - Metadata > DEMO [[DEMO] Global University](https://developers.gugudata.io/418084800e0.md): Global University Data - Metadata > DEMO [[DEMO] Global QS World University Rankings](https://developers.gugudata.io/458039031e0.md): Global QS World University Rankings - Metadata > DEMO [[DEMO] US CIP Codes](https://developers.gugudata.io/462332148e0.md): US CIP Codes Search - Metadata > DEMO [[DEMO] US College Institutions Data API](https://developers.gugudata.io/462332146e0.md): US College Institutions Data API - Metadata > DEMO [[DEMO] US College Programs Data API](https://developers.gugudata.io/462332147e0.md): US College Programs Data API - Metadata > DEMO [[DEMO] Stock US Symbols](https://developers.gugudata.io/458039032e0.md): US Stock Symbols Directory - Metadata [Chinese Poem](https://developers.gugudata.io/418084798e0.md): Chinese Classical Poetry Database - Metadata [Stock HK Symbols](https://developers.gugudata.io/458039030e0.md): HK Stock Symbols Directory - Metadata [Stock US Symbols](https://developers.gugudata.io/458039029e0.md): US Stock Symbols Directory - Metadata [Global University](https://developers.gugudata.io/418084797e0.md): Global University Data - Metadata [Get programme data for a global university](https://developers.gugudata.io/494129170e0.md): - Metadata [US College Institution Detail](https://developers.gugudata.io/462332142e0.md): US College Institution Detail - Metadata [Get global university ranking data](https://developers.gugudata.io/418084796e0.md): - Metadata [US College Institution Programs](https://developers.gugudata.io/462332144e0.md): US College Institution Programs - Metadata [Global QS World University Rankings](https://developers.gugudata.io/458039028e0.md): Global QS World University Rankings - Metadata [Chinese Poem](https://developers.gugudata.io/484690489e0.md): Chinese Classical Poetry Database - Metadata [US CIP Codes Search](https://developers.gugudata.io/462332145e0.md): US CIP Codes Search - Metadata [Get a hosted global university logo](https://developers.gugudata.io/494129169e0.md): - Metadata [US College Institutions Search](https://developers.gugudata.io/462332141e0.md): US College Institutions Data API - Metadata [Get US college institution details](https://developers.gugudata.io/494129172e0.md): - Metadata [Get programs for a US college institution](https://developers.gugudata.io/494129173e0.md): - Metadata [US College Programs Search](https://developers.gugudata.io/462332143e0.md): US College Programs Data API - Website Tools > DEMO [[DEMO] Article Content Extraction API](https://developers.gugudata.io/484690495e0.md): Article Content Extraction API - Website Tools > DEMO [[DEMO] Extract Images from Article URL API](https://developers.gugudata.io/484690496e0.md): Extract Images from Article URL API - Website Tools > DEMO [[DEMO] Article Extract](https://developers.gugudata.io/418084829e0.md): Article Extractor - Website Tools > DEMO [[DEMO] Domain DNS Information Query](https://developers.gugudata.io/418084819e0.md): Domain DNS Information Query - Website Tools > DEMO [[DEMO] Geographic Coordinate System Converter](https://developers.gugudata.io/418084830e0.md): Geographic Coordinate System Converter - Website Tools > DEMO [[DEMO] IP Address](https://developers.gugudata.io/418084828e0.md): IP Address Geolocation Lookup - Website Tools > DEMO [[DEMO] PageSpeed and SEO Score API](https://developers.gugudata.io/484690497e0.md): PageSpeed and SEO Score API - Website Tools > DEMO [[DEMO] Format International Phone](https://developers.gugudata.io/418084821e0.md): International Phone Number Validation and Correction - Website Tools > DEMO [[DEMO] Webpage Readable Content Extraction](https://developers.gugudata.io/418084817e0.md): Webpage Readable Content Extraction - Website Tools > DEMO [[DEMO] Search Visibility API](https://developers.gugudata.io/484690498e0.md): Search Visibility API - Website Tools > DEMO [[DEMO] Short Link API](https://developers.gugudata.io/458039035e0.md): Short Link API - Website Tools > DEMO [[DEMO] Domain SSL Certificate Information Parsing](https://developers.gugudata.io/418084818e0.md): Domain SSL Certificate Information Parsing - Website Tools > DEMO [[DEMO] Extract Structured JSON from Webpage](https://developers.gugudata.io/418084831e0.md): Extract Structured JSON from Webpage - Website Tools > DEMO [[DEMO] Website Snapshot](https://developers.gugudata.io/418084826e0.md): Webpage Screenshot Capture - Website Tools > DEMO [[DEMO] Get URL links](https://developers.gugudata.io/418084825e0.md): Extract Links from URL - Website Tools > DEMO [[DEMO] URL to static HTML](https://developers.gugudata.io/418084822e0.md): URL to Static HTML Converter - Website Tools > DEMO [[DEMO] URL to Image](https://developers.gugudata.io/418084823e0.md): Webpage to Image Rendering - Website Tools > DEMO [[DEMO] URL to Markdown](https://developers.gugudata.io/418084824e0.md): Convert Webpage to Markdown - Website Tools > DEMO [[DEMO] Query Website Favicon and Title](https://developers.gugudata.io/418084820e0.md): Get Any Site Title and Favicon - Website Tools > DEMO [[DEMO] Domain Whois](https://developers.gugudata.io/418084827e0.md): Domain WHOIS Information Lookup - Website Tools [Geographic Coordinate System Converter](https://developers.gugudata.io/418084815e0.md): Geographic Coordinate System Converter - Website Tools [Article Content Extraction API](https://developers.gugudata.io/484690491e0.md): Article Content Extraction API - Website Tools [Extract Images from Article URL API](https://developers.gugudata.io/484690492e0.md): Extract Images from Article URL API - Website Tools [Article Extract](https://developers.gugudata.io/418084814e0.md): Article Extractor - Website Tools [extractFromHtml](https://developers.gugudata.io/494129163e0.md): - Website Tools [Domain DNS Information Query](https://developers.gugudata.io/418084804e0.md): Domain DNS Information Query - Website Tools [IP Address](https://developers.gugudata.io/418084813e0.md): IP Address Geolocation Lookup - Website Tools [PageSpeed and SEO Score API](https://developers.gugudata.io/484690493e0.md): PageSpeed and SEO Score API - Website Tools [Score webpage performance and SEO signals](https://developers.gugudata.io/494129164e0.md): - Website Tools [Format International Phone](https://developers.gugudata.io/418084806e0.md): International Phone Number Validation and Correction - Website Tools [Format International Phone](https://developers.gugudata.io/484690490e0.md): International Phone Number Validation and Correction - Website Tools [Webpage Readable Content Extraction](https://developers.gugudata.io/418084802e0.md): Webpage Readable Content Extraction - Website Tools [Search Visibility API](https://developers.gugudata.io/484690494e0.md): Search Visibility API - Website Tools [Short Link API](https://developers.gugudata.io/458039034e0.md): Short Link API - Website Tools [Get short link](https://developers.gugudata.io/494129165e0.md): - Website Tools [Update short link](https://developers.gugudata.io/494129166e0.md): - Website Tools [Redirect short link](https://developers.gugudata.io/494129167e0.md): - Website Tools [Domain SSL Certificate Information Parsing](https://developers.gugudata.io/418084803e0.md): Domain SSL Certificate Information Parsing - Website Tools [Extract Structured JSON from Webpage](https://developers.gugudata.io/418084816e0.md): Extract Structured JSON from Webpage - Website Tools [Website Snapshot](https://developers.gugudata.io/418084811e0.md): Webpage Screenshot Capture - Website Tools [Get URL links](https://developers.gugudata.io/418084810e0.md): Extract Links from URL - Website Tools [URL to static HTML](https://developers.gugudata.io/418084807e0.md): URL to Static HTML Converter - Website Tools [URL to Image](https://developers.gugudata.io/418084808e0.md): Webpage to Image Rendering - Website Tools [Convert Webpage to Image](https://developers.gugudata.io/494129168e0.md): - Website Tools [URL to Markdown](https://developers.gugudata.io/418084809e0.md): Convert Webpage to Markdown - Website Tools [Query Website Favicon and Title](https://developers.gugudata.io/418084805e0.md): Get Any Site Title and Favicon - Website Tools [Domain Whois](https://developers.gugudata.io/418084812e0.md): Domain WHOIS Information Lookup - Image Recognition > DEMO [[DEMO] Convert HTML to Word](https://developers.gugudata.io/458039038e0.md): Convert HTML to Word - Image Recognition > DEMO [[DEMO] Image Compress](https://developers.gugudata.io/418084850e0.md): Image Compression - Image Recognition > DEMO [[DEMO] Image OCR](https://developers.gugudata.io/418084843e0.md): Image OCR Extraction - Image Recognition > DEMO [[DEMO] Image OCR to Word API](https://developers.gugudata.io/484690506e0.md): Image OCR to Word API - Image Recognition > DEMO [[DEMO] HTML to PDF](https://developers.gugudata.io/418084842e0.md): HTML/URL to PDF - Image Recognition > DEMO [[DEMO] Markdown to PDF](https://developers.gugudata.io/418084846e0.md): Markdown to PDF Converter - Image Recognition > DEMO [[DEMO] OCR API](https://developers.gugudata.io/484690503e0.md): OCR API - Image Recognition > DEMO [[DEMO] PDF Splitting](https://developers.gugudata.io/418084845e0.md): PDF Splitting - Image Recognition > DEMO [[DEMO] PDF Summary](https://developers.gugudata.io/418084849e0.md): PDF AI Summary - Image Recognition > DEMO [[DEMO] PDF to Format](https://developers.gugudata.io/418084844e0.md): PDF Parsing and Formatted Output - Image Recognition > DEMO [[DEMO] PDF to HTML](https://developers.gugudata.io/418084848e0.md): Convert PDF to HTML - Image Recognition > DEMO [[DEMO] PDF OCR to Text API](https://developers.gugudata.io/484690504e0.md): PDF OCR to Text API - Image Recognition > DEMO [[DEMO] PDF OCR to Word API](https://developers.gugudata.io/484690505e0.md): PDF OCR to Word API - Image Recognition > DEMO [[DEMO] PPT to Images](https://developers.gugudata.io/418084847e0.md): Convert PPT to Images - Image Recognition > DEMO [[DEMO] Convert PPT to PDF](https://developers.gugudata.io/458039039e0.md): Convert PPT to PDF - Image Recognition > DEMO [[DEMO] Word to HTML](https://developers.gugudata.io/418084851e0.md): Convert Word to HTML - Image Recognition [Convert HTML to Word](https://developers.gugudata.io/458039036e0.md): Convert HTML to Word - Image Recognition [Image Compress](https://developers.gugudata.io/418084840e0.md): Image Compression - Image Recognition [Image OCR](https://developers.gugudata.io/418084833e0.md): Image OCR Extraction - Image Recognition [Image OCR to Word API](https://developers.gugudata.io/484690502e0.md): Image OCR to Word API - Image Recognition [HTML to PDF](https://developers.gugudata.io/418084832e0.md): HTML/URL to PDF - Image Recognition [Markdown to PDF](https://developers.gugudata.io/418084836e0.md): Markdown to PDF Converter - Image Recognition [PDF Splitting](https://developers.gugudata.io/418084835e0.md): PDF Splitting - Image Recognition [OCR API](https://developers.gugudata.io/484690499e0.md): OCR API - Image Recognition [PDF Summary](https://developers.gugudata.io/418084839e0.md): PDF AI Summary - Image Recognition [PDF to Format](https://developers.gugudata.io/418084834e0.md): PDF Parsing and Formatted Output - Image Recognition [PDF to HTML](https://developers.gugudata.io/418084838e0.md): Convert PDF to HTML - Image Recognition [PDF OCR to Text API](https://developers.gugudata.io/484690500e0.md): PDF OCR to Text API - Image Recognition [PDF OCR to Word API](https://developers.gugudata.io/484690501e0.md): PDF OCR to Word API - Image Recognition [PPT to Images](https://developers.gugudata.io/418084837e0.md): Convert PPT to Images - Image Recognition [Convert PPT to PDF](https://developers.gugudata.io/458039037e0.md): Convert PPT to PDF - Image Recognition [Word to HTML](https://developers.gugudata.io/418084841e0.md): Convert Word to HTML - QRcode and Barcode > DEMO [[DEMO] Bar Code](https://developers.gugudata.io/418084857e0.md): General Barcode Generation - QRcode and Barcode > DEMO [[DEMO] Decode QR Code from Image](https://developers.gugudata.io/458039041e0.md): Decode QR Code from Image - QRcode and Barcode > DEMO [[DEMO] QR Code](https://developers.gugudata.io/418084855e0.md): Universal QR Code Generator - QRcode and Barcode > DEMO [[DEMO] Wifi QR Code](https://developers.gugudata.io/418084856e0.md): Wi-Fi Wireless Network QR Code Generation - QRcode and Barcode [Bar Code](https://developers.gugudata.io/418084854e0.md): General Barcode Generation - QRcode and Barcode [Decode QR Code from Image](https://developers.gugudata.io/458039040e0.md): Decode QR Code from Image - QRcode and Barcode [QR Code](https://developers.gugudata.io/418084852e0.md): Universal QR Code Generator - QRcode and Barcode [Wifi QR Code](https://developers.gugudata.io/418084853e0.md): Wi-Fi Wireless Network QR Code Generation - Text Tools > DEMO [[DEMO] ISBN Book Metadata Lookup](https://developers.gugudata.io/458039045e0.md): ISBN Book Metadata Lookup - Text Tools > DEMO [[DEMO] Detect Text Language](https://developers.gugudata.io/458039044e0.md): Detect Text Language - Text Tools > DEMO [[DEMO] Simplified and Traditional Chinese Converter](https://developers.gugudata.io/418084860e0.md): Simplified and Traditional Chinese Converter - Text Tools > DEMO [[DEMO] Text Similarity Calculator](https://developers.gugudata.io/418084861e0.md): Text Similarity Calculator - Text Tools [Simplified and Traditional Chinese Converter](https://developers.gugudata.io/418084858e0.md): Simplified and Traditional Chinese Converter - Text Tools [ISBN Book Metadata Lookup](https://developers.gugudata.io/458039043e0.md): ISBN Book Metadata Lookup - Text Tools [Detect Text Language](https://developers.gugudata.io/458039042e0.md): Detect Text Language - Text Tools [Simplified and Traditional Chinese Converter](https://developers.gugudata.io/484690507e0.md): Simplified and Traditional Chinese Converter - Text Tools [Text Similarity Calculator](https://developers.gugudata.io/418084859e0.md): Text Similarity Calculator - [healthcheck](https://developers.gugudata.io/418084795e0.md): Service Health Check ## Schemas - [BarcodeRequest](https://developers.gugudata.io/299292173d0.md): - [CertificateInfoDTO](https://developers.gugudata.io/299292174d0.md): - [Chinese Script Conversion Request](https://developers.gugudata.io/299292175d0.md): - [Comparator«string»](https://developers.gugudata.io/299292176d0.md): - [CreateShortLinkRequest](https://developers.gugudata.io/299292177d0.md): - [DetectLanguageRequest](https://developers.gugudata.io/299292178d0.md): - [Education Response Metadata](https://developers.gugudata.io/299292179d0.md): - [Global University Programmes Response](https://developers.gugudata.io/299292180d0.md): - [Global University Ranking Response](https://developers.gugudata.io/299292181d0.md): - [Global University Response](https://developers.gugudata.io/299292182d0.md): - [HK Stock Symbol](https://developers.gugudata.io/299292183d0.md): - [HK Stock Symbols Response](https://developers.gugudata.io/299292184d0.md): - [IPLocationResponse](https://developers.gugudata.io/299292185d0.md): - [JSONConfig](https://developers.gugudata.io/299292186d0.md): - [PageSpeedScoreRequest](https://developers.gugudata.io/299292187d0.md): - [QRCodeRequest](https://developers.gugudata.io/299292188d0.md): - [Response Metadata](https://developers.gugudata.io/299292189d0.md): - [SearchVisibilityMatch](https://developers.gugudata.io/299292190d0.md): - [SearchVisibilityMetrics](https://developers.gugudata.io/299292191d0.md): - [SearchVisibilityObservedItem](https://developers.gugudata.io/299292192d0.md): - [SearchVisibilityRequest](https://developers.gugudata.io/299292193d0.md): - [SearchVisibilityResponse](https://developers.gugudata.io/299292194d0.md): - [SearchVisibilitySearchMetadata](https://developers.gugudata.io/299292195d0.md): - [ShortLinkResponse](https://developers.gugudata.io/299292196d0.md): - [Text Similarity Request](https://developers.gugudata.io/299292197d0.md): - [US CIP Code Data](https://developers.gugudata.io/299292198d0.md): - [US CIP Code Response](https://developers.gugudata.io/299292199d0.md): - [US College Institution Data](https://developers.gugudata.io/299292200d0.md): - [US College Institution Response](https://developers.gugudata.io/299292201d0.md): - [US College Program Data](https://developers.gugudata.io/299292202d0.md): - [US College Program Response](https://developers.gugudata.io/299292203d0.md): - [US Stock Symbol](https://developers.gugudata.io/299292204d0.md): - [US Stock Symbols Response](https://developers.gugudata.io/299292205d0.md): - [University Data](https://developers.gugudata.io/299292206d0.md): - [University Programme Data](https://developers.gugudata.io/299292207d0.md): - [UpdateShortLinkRequest](https://developers.gugudata.io/299292208d0.md): - [Url2JsonRequestDTO](https://developers.gugudata.io/299292209d0.md): - [UrlSnapshotRequest](https://developers.gugudata.io/299292210d0.md): - [UrlSnapshotResponse](https://developers.gugudata.io/299292211d0.md): - [WebPageRequestDTO](https://developers.gugudata.io/299292212d0.md): - [WebPageToImageRequestDTO](https://developers.gugudata.io/299292213d0.md): - [WebSiteFaviconDTO](https://developers.gugudata.io/299292214d0.md): - [WhoisEntityDTO](https://developers.gugudata.io/299292215d0.md): - [WifiQRCodeRequest](https://developers.gugudata.io/299292216d0.md):