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API Documents - GuGuData | Production-Ready APIs Built for Developers
  • GuGuData API documents
  • Metadata
    • DEMO
      • [DEMO] Global QS World University Rankings
      • [DEMO] Global University
      • [DEMO] Chinese Poem
    • Global QS World University Rankings
      GET
    • Global University
      GET
    • Chinese Poem
      GET
  • Website Tools
    • DEMO
      • [DEMO] Webpage Readable Content Extraction
      • [DEMO] Domain SSL Certificate Information Parsing
      • [DEMO] Domain DNS Information Query
      • [DEMO] Query Website Favicon and Title
      • [DEMO] Format International Phone
      • [DEMO] URL to static HTML
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      • [DEMO] URL to Markdown
      • [DEMO] Get URL links
      • [DEMO] Website Snapshot
      • [DEMO] Domain Whois
      • [DEMO] IP Address
      • [DEMO] Article Extract
      • [DEMO] Geographic Coordinate System Converter
      • [DEMO] Extract Structured JSON from Webpage
    • Webpage Readable Content Extraction
      POST
    • Domain SSL Certificate Information Parsing
      GET
    • Domain DNS Information Query
      GET
    • Query Website Favicon and Title
      GET
    • Format International Phone
      GET
    • URL to static HTML
      POST
    • URL to Image
      GET
    • URL to Markdown
      POST
    • Get URL links
      GET
    • Website Snapshot
      POST
    • Domain Whois
      GET
    • IP Address
      GET
    • Article Extract
      POST
    • Geographic Coordinate System Converter
      GET
    • Extract Structured JSON from Webpage
      POST
  • Image Recognition
    • DEMO
      • [DEMO] HTML to PDF
      • [DEMO] Image OCR
      • [DEMO] PDF to Format
      • [DEMO] PDF Splitting
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      • [DEMO] PPT to Images
      • [DEMO] PDF to HTML
      • [DEMO] PDF Summary
      • [DEMO] Image Compress
      • [DEMO] Word to HTML
    • HTML to PDF
      POST
    • Image OCR
      POST
    • PDF to Format
      POST
    • PDF Splitting
      POST
    • Markdown to PDF
      POST
    • PPT to Images
      POST
    • PDF to HTML
      POST
    • PDF Summary
      POST
    • Image Compress
      POST
    • Word to HTML
      POST
  • QRcode and Barcode
    • DEMO
      • [DEMO] QR Code
      • [DEMO] Wifi QR Code
      • [DEMO] Bar Code
    • QR Code
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  • Text Tools
    • DEMO
      • [DEMO] Simplified and Traditional Chinese Converter
      • [DEMO] Text Similarity Calculator
    • Simplified and Traditional Chinese Converter
      POST
    • Text Similarity Calculator
      POST
  • healthcheck
    GET
  1. Text Tools

Text Similarity Calculator

POST
https://api.gugudata.io/v1/text/similarity
Last modified:2026-02-11 09:08:02
Text Similarity Calculator
Calculate semantic similarity between two text contents using advanced NLP deep learning model, returning a similarity score between 0 and 1
Method: POST
Path: /v1/text/similarity
Demo: https://api.gugudata.io/v1/text/similarity/demo
Request Parameters:
appkey (string, required): API key obtained after payment, passed as query parameter
content1 (string, required): First text content for similarity comparison
content2 (string, required): Second text content for similarity comparison
Response Fields Count: 8
Response Field Examples:
dataStatus: Response status information
dataStatus.requestParameter: Echo of request parameters
dataStatus.statusCode: Custom status code (100 = success)
dataStatus.statusDescription: Status description message
dataStatus.responseDateTime: Server response timestamp
dataStatus.dataTotalCount: Total data count (usually 1 for similarity result)
data: Similarity calculation result
data.similarity: Similarity score between 0 and 1, where 1 means identical and 0 means completely different
Key Features:
Deep learning-based semantic similarity analysis
Powered by ELECTRA-based Chinese semantic model
Returns precise similarity score between 0 and 1
Supports both Chinese and English text comparison
Ideal for plagiarism detection and content deduplication
Details:
https://gugudata.io/details/textsimilarity

Request

Query Params

Header Params

Body Params application/json

Example
{
    "content1": "Text similarity aims to identify whether two pieces of text are semantically similar",
    "content2": "Text similarity can check the semantic similarity between two texts"
}

Request Code Samples

Shell
JavaScript
Java
Swift
Go
PHP
Python
HTTP
C
C#
Objective-C
Ruby
OCaml
Dart
R
Request Request Example
Shell
JavaScript
Java
Swift
curl --location -g --request POST 'https://api.gugudata.io/v1/text/similarity?appkey=sk-******' \
--header 'Content-Type: application/json' \
--data-raw '{
    "content1": "Text similarity aims to identify whether two pieces of text are semantically similar",
    "content2": "Text similarity can check the semantic similarity between two texts"
}'

Responses

⚪0
application/json
Body

Example
{
  "dataStatus": {
    "requestParameter": "string",
    "statusCode": 0,
    "statusDescription": "string",
    "responseDateTime": "string",
    "dataTotalCount": 0
  },
  "data": {
    "similarity": "string"
  },
  "DataStatus": {
    "StatusCode": 100,
    "StatusDescription": "OK",
    "ResponseDateTime": "2026-01-01 00:00:00",
    "DataTotalCount": 1
  }
}
Modified at 2026-02-11 09:08:02
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