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x402 Joker Pay-Per-Joke API
x402
x402 Joker Pay-Per-Joke API is a paid API for AI agents from www.x402joker.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).
Accepts a USDC micropayment and returns a freshly Claude-generated joke, optionally on a specified theme.
Price / call$0.01
Success—
StatusUnknown
How this service works
Pay-per-joke vending machine: send USDC, get a fresh Claude-generated joke. Optional "theme" picks the topic.
Output
A JSON object containing a Claude-generated joke string and the theme label used (e.g. {"joke": "...", "theme": "cats"}). The joke is unique per call.
Example use cases
Example prompt
“Buy me a fresh joke about cats from the x402 joke vending machine — pay the $0.01 USDC fee and send back whatever punchline it generates.”
Technical details
Endpoint
POSThttps://www.x402joker.com/api/buyWhen to prefer
Choose this endpoint when you need a quick, on-demand AI-generated joke, optionally on a specific topic, and are willing to spend $0.01 USDC per call. Ideal for entertainment bots, party apps, or any scenario requiring a humorous one-liner without managing your own LLM.
Side effects
- Payment not received or insufficient USDC — 402 Payment Required response
- Invalid or unsupported theme input — may fall back to a random joke or return an error
- Claude generation failure — upstream AI error resulting in 500 response
- Network timeout if joke generation takes too long
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| theme | string | Optional joke theme. Omit for a surprise joke. |
Output
Schema · Response
{
"type": "json",
"example": {
"joke": "I told my dog he's adopted. He didn't take it well — turns out he already knew, he just hadn't found the right moment to bring it up.",
"theme": "dogs"
}
}Tags
x402
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