The Text Readability Metrics API calculates readability metrics for text. Supported metrics include the Automated Readability Index, Coleman-Liau Index, Flesch–Kincaid Grade Level, Flesch Reading Ease, Gunning-Fog Index, SMOG score, and SMOG Index. This API can be used to evaluate the readability of written content, making it easier to target specific audiences and improve overall readability.

Streamline complex information using the Technical Writing Technical Writing Readability API for clear communication.

Analyze how easy English or Spanish text is to read, then return readability scores, reading time, speaking time and average grade level.

Score the readability of any English text. Returns Flesch-Kincaid, Gunning Fog, SMOG, ARI scores, sentence-level breakdown, improvement suggestions, and target grade pass/fail in one call.

Optimize your SEO strategy by improving readability with the SEO Optimization SEO Optimization Readability API.

Increase user engagement by enhancing readability with the User Engagement User Engagement Readability API.

Make your content accessible to all users with the Accessibility Compliance Accessibility Compliance Readability API.

Boost student understanding with the EdTech Readability Improvement API designed for educational content.

Enhance your content's clarity with the Content Marketing Content Marketing Readability API for better engagement.

Analyze and improve academic texts with the Academic Readability Analysis API for robust insights.

Ensure your legal documents are crystal clear with the Legal Compliance Legal Compliance Readability API.

Text Coherence Analysis API is a powerful tool that uses natural language processing techniques to evaluate the complexity and coherence of a written text.

Examines any text and provides a coherence percentage, assessing the logical flow, consistency, and clarity of the content.

Analyzes any text and returns a percentage of coherence, evaluating the logic, consistency and clarity of the content.

Word and sentence count, reading time, readability and top words; URL slugs; SHA hashes; Base64 encode and decode. All in one text toolkit.

Examines any text and provides a coherence score, assessing the logic, consistency, and clarity of the content.

Measure the health of digital conversations effectively, fostering positive engagement and responsible interactions.

Text Manipulation API is a versatile tool designed to handle a wide range of text processing tasks. This API offers a wide set of functionalities, such as text backwards, case conversions, character counting.

The Text Compare API is an tools for comparing two texts and highlighting their differences. It offers results in JSON format and pre-rendered for HTML and CLI.

A high-performance text purification API designed for TTS workflows. Automatically cleans messy text and prevents Edge-TTS engine errors.

Compare 2 strings/texts and determine the differences between them. The API provides both an easy to process json version to work with and a pre-rendered result for html and cli output.

Text Difference Comparison API allows you to easily compare two strings or texts and view the differences between them. The API returns a JSON for easy processing and also provides pre-rendered results for HTML and CLI output

Capture essential tweet metrics for actionable insights and improved content strategies.

Evaluates any text and provides a coherence score, assessing its logic, consistency, and clarity.

Compare two texts by lines, words or characters and get a structured difference plus a unified patch, like version control tools produce. Built for change tracking, reviews and audit logs.