{
  "id": 16142692,
  "title": "Arbitrage Alert: Building a Cross-Exchange Prediction Market Monitor with Python",
  "url": "https://urgent.news/2026/10/23/arbitrage-alert-building-a-cross-exchange-prediction-market-monitor",
  "topic": "finance",
  "section": "Finance & Markets",
  "published": "2026-10-23T02:47:02.000Z",
  "source": {
    "name": "Dev.to",
    "slug": "dev-to",
    "url": "https://dev.to/gu_cci_f94bedb90083e6aab4/arbitrage-alert-building-a-cross-exchange-prediction-market-monitor-with-python-31c7"
  },
  "original_language": "en",
  "account": null,
  "summary": "Introduction Prediction markets like Polymarket and Kalshi provide real-time probabilities for future events. On October 18, 2024, they priced the Fed's October rate decision four percentage points apart: Polymarket implied a 92% chance of a 25bp cut, while Kalshi showed 88%. Such discrepancies create arbitrage opportunities, but manually monitoring multiple platforms is impractical. In this…",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}