$0.005
per call · USD Coin on Base
x402-gateway tool: verify_worldid — Verify a World ID 4.0 proof via the Worldcoin Developer Portal API. Generates an RP signature server-side, then proxies the full IDKit proof to developer.world.org. Returns { valid, nullifier, worldcoin_response }.
Endpoint
POST https://x402.freeq.one/tools/verify_worldid2
Calls / 30d
1
Unique payers / 30d
Aug 22
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://x402.freeq.one/tools/verify_worldid", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"action": {
"description": "Action string (must match what IDKit used). Required for uniqueness proofs, omitted for session proofs.",
"type": "string"
},
"environment": {
"description": "Worldcoin environment. Defaults to production.",
"enum": [
"production",
"staging"
],
"type": "string"
},
"proof": {
"description": "IDKit proof payload: { protocol_version, responses, action?, session_id? }",
"type": "object"
}
}),
});
const data = await res.json();curl -X POST \
"https://x402.freeq.one/tools/verify_worldid" \
-H "Content-Type: application/json" \
-d '{"action":{"description":"Action string (must match what IDKit used). Required for uniqueness proofs, omitted for session proofs.","type":"string"},"environment":{"description":"Worldcoin environment. Defaults to production.","enum":["production","staging"],"type":"string"},"proof":{"description":"IDKit proof payload: { protocol_version, responses, action?, session_id? }","type":"object"}}' \
-H "X-PAYMENT: <signed x402 payment>"Payment details
0x90b0dc893406d6ea63bb077ed59f5e8340f98d84USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Developer Tools and the homepage with a featured placement.
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