$0.012
per call · USD Coin on Base
Runs a structured synthetic-persona critique through Groq using the configured model. The persona is treated as a hypothesis, never as a factual claim about every member of a demographic group; the response must state its assumptions and avoid sensitive-trait stereotyping. Input leaves this server for Groq and is not stored by HALOWERK. This is qualitative simulation, not user research, survey evidence or proof of conversion impact.
Endpoint
POST https://buero.halowerk.com/v1/persona-eval1
Calls / 30d
1
Unique payers / 30d
Aug 25
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://buero.halowerk.com/v1/persona-eval", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"content": "A repair subscription for electronics with a monthly fee and next-day pickup.",
"goal": "purchase consideration",
"language": "de",
"persona": "Gen-Z buyers in Berlin who compare climate claims and avoid long contracts"
}),
});
const data = await res.json();curl -X POST \
"https://buero.halowerk.com/v1/persona-eval" \
-H "Content-Type: application/json" \
-d '{"content":"A repair subscription for electronics with a monthly fee and next-day pickup.","goal":"purchase consideration","language":"de","persona":"Gen-Z buyers in Berlin who compare climate claims and avoid long contracts"}' \
-H "X-PAYMENT: <signed x402 payment>"Payment details
0x2880edfff13100677bf97a3cbdf3bc34771c4e5eUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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