83trust / 100
Pm Markets
by Otto AI in Markets & finance
x402 APIPassing, checked 17 min ago
Top Polymarket prediction markets RIGHT NOW: the 25 highest-volume open markets with live odds (outcome probabilities), best bid/ask, spread, last trade price, 24h + total volume, liquidity, 1d/7d price change, end date and event link. Flat JSON, refreshed every 5 minutes. Prediction market odds, Polymarket data, event probabilities, market sentiment. $0.001 per call.
GET https://x402.ottoai.services/pm-markets
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 160 ms typical, 160 ms slowest 5%
- Last check
- 17 min ago
- Next check
- in 10 min
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://x402.ottoai.services/pm-markets"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.ottoai.services%2Fpm-markets
const res = await pay("https://x402.ottoai.services/pm-markets");
console.log(await res.json());Example input
{}Example output
{
"data": {
"generatedAt": "2026-07-10T12:00:00.000Z",
"marketCount": 25,
"markets": [
{
"bestAsk": 0.89,
"bestBid": 0.88,
"conditionId": "0x86f5b0f1934bb39421651ad2ba0f04494700ba9e95663a5c141a8674c4978c15",
"endDate": "2026-07-29T00:00:00Z",
"eventTitle": "Fed Decision in July?",
"lastTradePrice": 0.885,
"liquidityUsd": 3395614.54,
"marketId": "516710",
"oneDayPriceChange": 0.015,
"oneWeekPriceChange": 0.0725,
"outcomes": [
{
"outcome": "Yes",
"probability": 0.885
},
{
"outcome": "No",
"probability": 0.115
}
],
"question": "Will the Fed cut rates in July?",
"slug": "will-the-fed-cut-rates-in-july",
"spread": 0.01,
"url": "https://polymarket.com/event/fed-decision-in-july-181",
"volume24hUsd": 4821055.2,
"volumeTotalUsd": 48348772.09
}
],
"totalVolume24hUsd": 92401882.4,
"venue": "polymarket"
},
"meta": {
"degraded": false,
"generatedAt": "",
"stalenessSec": 0,
"validUntil": ""
},
"status": "success"
}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 |
|---|---|---|---|---|
| 17 min ago | Passed | 402 | 292 ms | $0.001 |
| 5 h ago | Passed | 402 | 160 ms | $0.001 |