readability

Compute Flesch-Kincaid, Gunning Fog, and SMOG readability scores with text statistics.

39|7|Updated Jan 30, 2026
One-click install
npx skills add https://github.com/humanizerai/agent-skills --skill readability-humanizerai
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: readability
Source: https://github.com/humanizerai/agent-skills/tree/main/skills/readability
Command: npx skills add https://github.com/humanizerai/agent-skills --skill readability-humanizerai

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Text readability is essential for ensuring your writing communicates clearly to the intended audience. This Skill analyzes input text to provide objective readability scores, interpretations, and practical guidance to improve clarity and effectiveness.

Core Features & Use Cases

  • Core Scores: Compute Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog, and SMOG with explanations of what the numbers mean.
  • Text Statistics: Return word counts, sentence counts, average sentence length, complex word metrics, and punctuation usage to gauge density.
  • Use Cases: Ideal for educators, content writers, and researchers who want to benchmark readability, tailor materials to audiences, or validate accessibility goals.

Quick Start

Provide the text to analyze to receive a structured readability report with scores and recommendations.

Frequently Asked Questions about readability

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I check the readability of my text?

Text readability is measured by computing established metrics like Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog, and SMOG. These scores evaluate sentence length and complex word density to provide objective clarity ratings and audience guidance.

How do I calculate the Flesch-Kincaid grade level for a document?

Calculating the Flesch-Kincaid grade level requires analyzing your input text for word counts, sentence counts, and syllable density. The tool computes this automatically alongside other metrics to benchmark your materials and validate accessibility goals.

Can I analyze readability for educational content and policy documents?

You can analyze readability for educational content, marketing copy, and policy documents by providing the text to the analyzer. It processes any text where clarity is essential, returning structured scores, audience guidance, and improvement suggestions.

What text statistics are included in a readability analysis?

A readability analysis includes word counts, sentence counts, average sentence length, complex word metrics, and punctuation usage. These text statistics help gauge text density and support the objective scores to provide actionable improvement suggestions.

What is the best way to tailor writing materials to a specific audience?

The best way to tailor materials is to compute readability scores like SMOG and Gunning Fog, then apply the returned audience guidance and improvement suggestions. This validates that your text meets the target reading level and accessibility goals.