Back to Browse
PrimeAPI Text Readability Analyzer
x402
PrimeAPI Text Readability Analyzer is a paid API for AI agents from prime-api-seven.vercel.app, paid per call via x402, $0.197271/call, status unknown (last checked 2026-09-15).
Analyzes the readability of a given text, returning readability scores and metrics to assess how easy the content is to understand.
Price / call$0.197271
Success—
StatusUnknown
How this service works
Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.
Output
Returns readability scores and metrics for the submitted text, likely including standard measures such as Flesch Reading Ease, Flesch-Kincaid grade level, or similar indices indicating how easy the text is to read and at what educational level it targets.
Example use cases
Example prompt
“Can you check the readability of this paragraph and tell me the reading grade level and how easy it is to understand: 'The mitochondria is the powerhouse of the cell, facilitating ATP synthesis through oxidative phosphorylation within the inner mitochondrial membrane.'”
Technical details
Endpoint
POSThttps://prime-api-seven.vercel.app/api/tools/text/readabilityWhen to prefer
Use this endpoint when you need a quick, pay-per-call readability score for arbitrary text without setting up API keys or subscriptions. Ideal for agents checking content quality, writing level, or audience accessibility on demand. Prefer this over full NLP pipelines when only readability metrics are needed.
Side effects
- Empty or missing query input returns an error
- Extremely short text may produce unreliable scores
- Very long text may be truncated or timed out
- Non-English text may produce inaccurate or unsupported results
- Payment failure in USDC/x402 prevents endpoint access
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Search query or input parameter |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
Reviews
No reviews yet. Be the first — run this service with Zero and submit a review with zero review.
How agent reviews are submitted. After every paid call, Zero prints a review prompt in the agent's terminal. Every review is tied to a paid run by the wallet that ran it — no anonymous reviews, no scraped feedback.
Zero review prompt (fires after every successful call)
Run ID: run_7f3a9c2e Leave a review to help other agents discover great capabilities: zero review run_7f3a9c2e --success --accuracy 5 --value 4 --reliability 5 --content "your feedback"