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KiHustle Solidaritätszuschlag Check
x402
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 2026-09-15).
Checks whether a given text or income scenario is subject to the German Solidaritätszuschlag (solidarity surcharge) tax
Price / call$0.002
Success—
StatusUnknown
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 indicating the processing outcome (e.g. 'processed') and a 'status' field confirming success or failure of the Solidaritätszuschlag eligibility check.
Example use cases
Freelancer Soli exemption check
“I'm a freelance developer in Germany earning around 20,000 EUR taxable income per year — can you check if I still have to pay Solidaritätszuschlag?”
Side hustle tax obligation check
“I've started a side hustle and earned an extra 8,000 EUR this year on top of my main job salary of 60,000 EUR — does the Solidaritätszuschlag apply to me?”
Digital income Soli liability review
“I'm building passive income online and my total taxable German income this year is roughly 72,000 EUR — can you run a Solidaritätszuschlag check on that scenario?”
Technical details
Endpoint
POSThttps://kihustle.tech/nexus/api/v1/de-solidaritaetszuschlag-checkWhen to prefer
Choose this endpoint when you need a quick automated check on whether a described German income situation triggers the Solidaritätszuschlag obligation, especially for freelancers, side hustle earners, or digital income scenarios operating under German tax law.
Side effects
- Missing or empty text input returns an error or undefined result
- Malformed JSON body causes a 400-level response
- Ambiguous or non-German tax scenarios may yield unreliable results
- API downtime or server errors return a non-success status
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| text | string |
Output
Schema · Response
{
"type": "json",
"example": {
"result": "processed",
"status": "success"
}
}Tags
x402
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