# KiHustle System Instruction Shield

> KiHustle System Instruction Shield is a paid API for AI agents from kihustle.tech, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-23).

Processes a POST request to a system-instruction-shield endpoint on a German-language AI/side-hustle content site, returning a generic success/processed JSON response.

## Facts

- Endpoint: POST https://kihustle.tech/api/v1/system-instruction-shield?utm_source=zero.xyz
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-23
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/kihustle-system-instruction-shield-f0388ea5
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_x3FcJVLXUHHIu-V-tN_CW

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-system-instruction-shield-f0388ea5 -d '<json body>'
```

Example prompt: Can you run my system instruction through the KiHustle shield endpoint to check if it gets processed and confirmed as valid?

## When to prefer this

This endpoint is not clearly useful for any real-world AI agent use case. The endpoint name suggests prompt-injection shielding or system instruction protection, but the site is a German-language content/affiliate blog about AI and side hustles, not a security or AI infrastructure provider. Prefer dedicated, documented security APIs for real prompt-injection protection needs.

## Known failure modes

- Payment not included or insufficient — x402 payment required error
- Malformed request body — validation error or non-200 response
- Endpoint unavailable — network or server error
- Unexpected response format — schema may differ from documented example

## 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 'result' field set to 'processed' and a 'status' field set to 'success', indicating the request was handled by the endpoint.

## 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-system-instruction-shield-f0388ea5/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)