Text Info

/api/textinfo 1 credit(s) per call

Analyse any text and get detailed statistics including readability scores, word frequency, and pattern detection.

Overview

The Text Info API analyses any text and returns detailed statistics including readability scores (Flesch-Kincaid, Gunning Fog), reading time, vocabulary richness, word frequency, and pattern detection (emails, URLs, phone numbers, emojis, numbers).

Endpoint

POST /api/textinfo
GET /api/textinfo/analyze?text=Hello%20World

Request Parameters

Parameter Type Required Description
text string Yes The text to analyse
topWordsCount int No Number of top words to return (1-50, default 10)

Response Fields

The response is wrapped in a standard API envelope:

Field Type Description
success boolean true on success
data.characterCount int Total characters including whitespace
data.characterCountNoSpaces int Characters excluding whitespace
data.wordCount int Number of words
data.lineCount int Number of lines
data.byteCount int UTF-8 byte size
data.sentenceCount int Number of sentences
data.averageWordsPerSentence double Average words per sentence
data.paragraphCount int Number of paragraphs
data.fleschReadingEase double Flesch Reading Ease score (0-100, higher = easier)
data.fleschKincaidGradeLevel double US school grade level needed to understand
data.gunningFogIndex double Gunning Fog readability index
data.readingLevel string Human-readable level: Very Easy, Easy, Fairly Easy, Standard, Fairly Difficult, Difficult, Very Confusing
data.estimatedReadingTimeSeconds int Estimated reading time in seconds (~200 WPM)
data.uniqueWordCount int Number of unique words
data.vocabularyRichness double Ratio of unique words to total words (0-1)
data.averageWordLength double Average word length in characters
data.topWords array Most frequent words (excluding stop words), each with word and count
data.patterns object Detected patterns: emails, urls, phoneNumbers, emojis, numbers (each with count + list)

Example

Analyse a piece of text:

curl -X POST https://simplewebapis.com/api/textinfo \
  -H "Content-Type: application/json" \
  -H "X-Api-Key: swa_your_key" \
  -d '{"text": "Hello World! This is a test."}'

The response is a JSON object (Content-Type: application/json).

Try it out

Use the Playground to test this API live.