Pm Search
by SiteCheck in Markets & finance
Searches open prediction markets on Polymarket (real money, USDC) and Manifold (play money) by keywords, with optional closing-date window and minimum volume. Each row: venue, question, outcomes with prices (implied probability), volume with its unit (USD or mana), liquidity, close time and link. Results alternate between venues; up to 50 rows. Information only, not financial advice.
https://api.sitecheck-api.workers.dev/api/pm/search- Price
- $0.003
- per call in USDC
- Uptime
- 100%
- last 30 days
- Response time
- 53 ms
- 57 ms slowest 5%
- Last check
- Passed
- 56 min ago, next any minute now
Reliability
Status and outage history · Atom feed · Watch with other listings
How to call it
GET https://api.sitecheck-api.workers.dev/api/pm/search
Each call costs $0.003 in USDC on Base, paid with the request over x402.
Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.
Example request
From the listing.
GET https://api.sitecheck-api.workers.dev/api/pm/search?limit=10&q=fedParameters
| Parameter | Type | Required | Description |
|---|---|---|---|
closeAfter | string | No | Only markets closing on or after this date, YYYY-MM-DD |
closeBefore | string | No | Only markets closing on or before this date, YYYY-MM-DD |
limit | string | No | Markets to return, 1 to 50, default 20 |
minVolume | string | No | Minimum volume in the venue's own unit (USD on Polymarket, mana on Manifold) |
q | string | Yes | Search words, e.g. fed, election, bitcoin |
venue | string | No | all (default), polymarket or manifold |
Example response
The provider's example. We can't check it without paying.
Example response, 71 lines
{
"checkedAt": "2026-10-15T18:21:04.920Z",
"count": 10,
"disclaimer": "Information only, not financial advice.",
"markets": [
{
"closeTime": "2026-10-29T03:59:00.000Z",
"eventSlug": "fed-decision-in-october-20260617190323537",
"id": "2589810",
"liquidity": 1520688,
"outcomes": [
{
"outcome": "Yes",
"price": 0.002
},
{
"outcome": "No",
"price": 0.999
}
],
"question": "Will the Fed decrease interest rates by 50+ bps after the October 2026 meeting?",
"slug": "will-the-fed-decrease-interest-rates-by-50-bps-after-the-october-2026-meeting-20260617190324029",
"url": "https://polymarket.com/event/fed-decision-in-october-20260617190323537",
"venue": "polymarket",
"volume": 6627619,
"volumeUnit": "USD"
},
{
"closeTime": "2026-10-28T18:00:00.000Z",
"eventSlug": null,
"id": "hII6EUzNlU",
"liquidity": 1000,
"outcomes": [],
"question": "Fed decision in October?",
"slug": "fed-decision-in-october",
"url": "https://manifold.markets/BillClintonBubba/fed-decision-in-october",
"venue": "manifold",
"volume": 51101,
"volumeUnit": "mana (play money)"
},
{
"closeTime": "2026-10-29T03:59:00.000Z",
"eventSlug": "fed-decision-in-october-20260617190323537",
"id": "2589811",
"liquidity": 848830,
"outcomes": [
{
"outcome": "Yes",
"price": 0.004
},
{
"outcome": "No",
"price": 0.997
}
],
"question": "Will the Fed decrease interest rates by 25 bps after the October 2026 meeting?",
"slug": "will-the-fed-decrease-interest-rates-by-25-bps-after-the-october-2026-meeting-20260617190324030",
"url": "https://polymarket.com/event/fed-decision-in-october-20260617190323537",
"venue": "polymarket",
"volume": 7141895,
"volumeUnit": "USD"
}
],
"query": "fed",
"source": "Polymarket Gamma public-search (gamma-api.polymarket.com), Manifold API (api.manifold.markets)",
"venuesChecked": [
"manifold",
"polymarket"
],
"venuesUnavailable": []
}Call it from code
The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.003.
curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.sitecheck-api.workers.dev/api/pm/search?limit=10&q=fed'
# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://api.sitecheck-api.workers.dev/api/pm/search?limit=10&q=fed' \
| grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decodeJavaScript: pay and call
// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
// Pays at most $0.003 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.003" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.003 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.sitecheck-api.workers.dev%2Fapi%2Fpm%2Fsearch
const res = await pay("https://api.sitecheck-api.workers.dev/api/pm/search?limit=10&q=fed");
console.log(res.status, await res.text());Python: pay and call
# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client
# Pays at most $0.003 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.003"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))
with x402_requests(client) as session:
res = session.get("https://api.sitecheck-api.workers.dev/api/pm/search?limit=10&q=fed")
print(res.status_code, res.text)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 |
|---|---|---|---|---|
| 56 min ago | Passed | 402 | 57 ms | $0.003 |
| 5 h ago | Passed | 402 | 53 ms | $0.003 |
| 10 h ago | Passed | 402 | 39 ms | $0.003 |