81trust / 100
Predict Polymarket
by eu-verify in Markets & finance
x402 APIPassing, checked 2 h ago
Top open Polymarket prediction markets for a topic, ranked by 24h volume: event title, end date, and per-market outcome probabilities (0-1) with USD volume, from the public Gamma API (live on-chain odds). Query: ?tag=crypto|politics|economy|fed|... (any Polymarket tag slug) &limit=1-10 (default crypto, 5). JSON, 5min cache.
GET https://x402-datashop-production.up.railway.app/v1/predict/polymarket
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 178 ms typical, 178 ms slowest 5%
- Last check
- 2 h ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://x402-datashop-production.up.railway.app/v1/predict/polymarket?limit=3&tag=crypto"import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402-datashop-production.up.railway.app%2Fv1%2Fpredict%2Fpolymarket
const res = await pay("https://x402-datashop-production.up.railway.app/v1/predict/polymarket?limit=3&tag=crypto");
console.log(await res.json());Example input
{
"limit": 3,
"tag": "crypto"
}Example output
{
"events": [
{
"end_date": "2026-07-13T12:00:00Z",
"markets": [
{
"probabilities": {
"No": 0.0015,
"Yes": 0.9985
},
"question": "Bitcoin above $105,000 on July 13?",
"volume_24h_usd": 297988.65
}
],
"slug": "bitcoin-above-on-july-13-2026",
"title": "Bitcoin above ___ on July 13?",
"volume_24h_usd": 1801399.98
}
],
"source": "Polymarket Gamma API (live on-chain prediction-market odds)",
"tag": "crypto"
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 2 h ago | Passed | 402 | 359 ms | $0.01 |
| 7 h ago | Passed | 402 | 178 ms | $0.01 |