$0.01
per call · USD Coin on Base
Pay $0.01 USDC to create a leaderboard or add, update, or delete one entry. Use a secret leaderboard_key UUID to continue writing to the same board. If value is null, the named entry is deleted. Public pages stay free at GET /leaderboard/{slug}. Network: Base Mainnet. Each request writes one named score and returns the board key and URLs.
Endpoint
POST https://leaderboard.0000402.xyz/entry1
Calls / 30d
1
Unique payers / 30d
Aug 13
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://leaderboard.0000402.xyz/entry", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"name": "agent-alpha",
"sort_direction": "desc",
"title": "DAO Arcade Finals",
"value": 42
}),
});
const data = await res.json();curl -X POST \
"https://leaderboard.0000402.xyz/entry" \
-H "Content-Type: application/json" \
-d '{"name":"agent-alpha","sort_direction":"desc","title":"DAO Arcade Finals","value":42}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"action": "created",
"api_url": "https://leaderboard.0000402.xyz/api/leaderboard/dao-arcade-finals",
"deleted": false,
"display_title": "DAO Arcade Finals",
"entry_count": 1,
"leaderboard_created": true,
"leaderboard_key": "a1b2c3d4-e5f6-7890-abcd-ef1234567890",
"leaderboard_url": "https://leaderboard.0000402.xyz/leaderboard/dao-arcade-finals",
"message": "Leaderboard created and entry stored.",
"metadata_updated": false,
"name": "agent-alpha",
"slug": "dao-arcade-finals",
"sort_direction": "desc",
"title": "DAO Arcade Finals",
"value": 42
}Payment details
0xee72b902af7466023595512e3359bb5bf312977cUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Other and the homepage with a featured placement.
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