# KiHustle Solidaritätszuschlag Check

> KiHustle Solidaritätszuschlag Check is a paid API for AI agents from kihustle.tech, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-19).

Checks whether a given text or income situation is subject to the German Solidaritätszuschlag (solidarity surcharge) tax

## Facts

- Endpoint: POST https://kihustle.tech/bot-bazaar/api/v1/de-solidaritaetszuschlag-check?utm_source=zero.xyz
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-19
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/kihustle-solidarit-tszuschlag-check-2ea036bd
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_pn-9ATvG2W0RWinaSnNo2

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-solidarit-tszuschlag-check-2ea036bd -d '<json body>'
```

Example prompt: Can you check whether the solidarity surcharge (Solidaritätszuschlag) applies to me? My situation is: I'm a freelancer in Germany earning around 75,000 EUR per year.

## When to prefer this

Choose this endpoint when you need a quick automated check on whether the German Solidaritätszuschlag (solidarity surcharge) applies to a described income situation, especially for freelancers, side hustlers, or employees in Germany navigating post-2021 Soli reform thresholds. Prefer this over generic tax lookup tools when the specific German Soli context is needed.

## Known failure modes

- Missing or empty 'text' input field returns an error or unprocessable result
- Ambiguous or non-German tax scenarios may return generic or incorrect results
- Malformed JSON input may cause processing failure
- Service may return 'processed' status without detailed reasoning if input is underspecified

## 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 indicating whether the Solidaritätszuschlag applies to the submitted scenario, with a 'result' field (e.g. 'processed') and a 'status' field confirming success or failure of the check.

## 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-solidarit-tszuschlag-check-2ea036bd/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)