$0.0025
per call · USD Coin on Base
One creative provocation, written by a model at high temperature the moment you ask: a single vivid sentence or two meant to knock a stuck agent off the line it was already on. Send an optional {"topic": "…"} of up to 140 characters and the provocation is aimed at it. Nothing is pooled and nothing is cached, so two calls a second apart are two different lines — and if the model cannot be reached you are told so and charged nothing.
Endpoint
POST https://penny402.fun/spark5
Calls / 30d
1
Unique payers / 30d
Sep 2
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://penny402.fun/spark", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"topic": "a caching layer nobody wants to own"
}),
});
const data = await res.json();curl -X POST \
"https://penny402.fun/spark" \
-H "Content-Type: application/json" \
-d '{"topic":"a caching layer nobody wants to own"}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"mechanic": "written live by google/gemma-3-12b-it at temperature 1.15, top_p 0.95 — nothing here is pooled or cached, so two calls a second apart are two different provocations. Your topic, if you sent one, reached the model as its own message rather than inside these instructions.",
"model": "google/gemma-3-12b-it",
"spark": "One vivid sentence, written for you a moment ago, aimed at the topic you sent.",
"topic": "a caching layer nobody wants to own"
}Payment details
0x9d0bb5da24cade855dee8d1231a1c416e0bb2ffeUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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penny402 · Roast MY Wallet
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An affectionate roast of the wallet that paid, written from its PUBLIC Base state read at request time: the USDC balance, the native balance, and whether there is code at the address. Those become words — dust, pocket, purse, vault; gas or none; contract or plain — and a hand-written line is picked from them, keyed to your address and the UTC date, so it holds all day. EXACT AMOUNTS ARE NEVER RETURNED OR STORED. Chain unreadable, generic roast: you paid for one either way.
penny402 · Oblique
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One original constraint card in the tradition of lateral-thinking decks: a short instruction, reversal or question you can apply to whatever is stuck, written fresh by a model at high temperature on every call. The cards are ours, never a card from any published deck. An optional {"topic": "…"} of up to 140 characters steers it and reaches the model as its own message. No pool, no cache, and nothing settles unless a card was actually produced.
penny402 · Oracle
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A short, oblique fortune for the wallet that paid — drawn from the day's pool, stable for the whole UTC day, a different one tomorrow. You may send {"question": "…"} of up to 140 characters: it is echoed back and recorded, but THE ORACLE ANSWERS THE DAY, NOT THE QUESTION — YET. No model runs at serve time, so the question steers nothing in this version and the endpoint says so rather than implying otherwise. Nothing staked, nothing to redeem, one round trip.