# KiHustle Readability Grade API

> KiHustle Readability Grade API is a paid API for AI agents from kihustle.tech, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-14).

Analyzes a text string and returns a readability grade score indicating how easy or difficult the text is to read

## Facts

- Endpoint: POST https://kihustle.tech/agents/api/v1/readability-grade?utm_source=zero.xyz
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/kihustle-readability-grade-api-a6f791f0
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Z-RWQj4Yt8Wk93Ku5wsPs

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability kihustle-readability-grade-api-a6f791f0 -d '<json body>'
```

Example prompt: Can you check the readability grade of this paragraph: 'Artificial intelligence is transforming the way individuals generate income online by automating repetitive tasks and enabling scalable digital workflows.'

## When to prefer this

Choose this endpoint when you need a lightweight, low-cost per-call readability analysis on arbitrary text strings, especially within automated content pipelines or AI agent workflows. It is suitable for quick assessments of single text passages rather than bulk document analysis tools. At $0.002 USDC per call via x402 micropayment, it fits well into high-frequency content quality checks.

## Known failure modes

- Empty or missing text field returns an error or unpredictable result
- Extremely long text inputs may time out or be truncated
- Non-text or binary input may cause processing failure
- Malformed JSON request body returns a 400-level error
- Service unavailability may return a 402 or 5xx error requiring retry

## How this service works

Kostenlose Guides, Solo-Playbooks und Artikel zu KI, Automation und Side Hustles — für Menschen, die mit echten Systemen online Einkommen aufbauen wollen. Transparent finanziert über faire Affiliate-Links.

## Output

Returns a JSON object with a readability result and a success status, indicating the computed readability grade of the submitted text. The result field contains the grade or processed score, and the status field confirms successful processing.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "text": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "result": "processed",
  "status": "success"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/kihustle-readability-grade-api-a6f791f0/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from kihustle.tech](https://www.zero.xyz/host/kihustle.tech/llms.txt)