Markets Lookup

Last 30 days

Uptime

100%

Response time

315 ms typical, 315 ms slowest 5%

Last check

1 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://quotient-api-gateway.onrender.com/api/v1/markets/lookup?market_keys=kalshi%3AKXFED-26SEP-T4.00%2Cpolymarket_us%3A123"

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%2Fquotient-api-gateway.onrender.com%2Fapi%2Fv1%2Fmarkets%2Flookup
const res = await pay("https://quotient-api-gateway.onrender.com/api/v1/markets/lookup?market_keys=kalshi%3AKXFED-26SEP-T4.00%2Cpolymarket_us%3A123");
console.log(await res.json());

Example input

{
  "market_keys": "kalshi:KXFED-26SEP-T4.00,polymarket_us:123"
}

Example output

{
  "not_found": [
    "polymarket_us:123"
  ],
  "results": [
    {
      "bluf": "Current inflation and labor data leave a September cut possible but not dominant.",
      "key_drivers": [
        {
          "citation": "https://example-news.com/inflation",
          "direction": "against",
          "factor": "Core inflation remains above target",
          "impact": "significant"
        }
      ],
      "key_factors": [
        {
          "direction": "against",
          "evidence": "Recent inflation data remains above target.",
          "impact": "significant",
          "source_url": "https://example-news.com/inflation",
          "summary": "Core inflation remains above target"
        }
      ],
      "marketKey": "kalshi:KXFED-26SEP-T4.00",
      "marketUrl": null,
      "market_odds": 0.36,
      "nativeEventId": "KXFED-26SEP",
      "nativeMarketId": "KXFED-26SEP-T4.00",
      "question": "Will the federal funds target range be below 4.00% in September?",
      "quotientMarketId": "kalshi:KXFED-26SEP-T4.00",
      "quotient_odds": 0.43,
      "recent_evidence": [
        {
          "fact": "Recent inflation data remains above target.",
          "published_at": "2026-08-10T12:00:00Z",
          "source": "Example News",
          "title": "Inflation report",
          "url": "https://example-news.com/inflation"
        }
      ],
      "seriesTicker": "KXFED",
      "slug": null,
      "sourceUrl": null,
      "venue": "kalshi",
      "venue_quote": {
        "freshness": "verified",
        "market_id": "KXFED-26SEP-T4.00",
        "observed_at": "2026-08-31T12:00:00Z",
        "quote_method": "midpoint",
        "schema_version": "1",
        "selected_probability": 0.36,
        "venue": "kalshi",
        "venue_timestamp": "2026-08-31T12:00:00Z",
        "yes_ask": 0.36,
        "yes_bid": 0.36,
        "yes_last": null
      }
    }
  ]
}

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