{
  "schemaVersion": "vultax-feature-mirror-v1",
  "slug": "kalshi-analytics",
  "title": "Kalshi Prices, Volume and Open Interest",
  "description": "Kalshi’s own price, traded volume and open interest for each tracked Fed meeting, beside the Polymarket price for the same question.",
  "mirrorSummary": "Kalshi’s own price, traded volume and open interest for each tracked Fed meeting, beside the Polymarket price for the same question.",
  "canonicalUrl": "https://vultax.com/features/kalshi-analytics",
  "availability": {
    "status": "live",
    "message": "Kalshi figures are published on this page and in Vultax's public data packs. The app's own screens cover Polymarket; they do not yet show a Kalshi column."
  },
  "workspace": {
    "label": "Open the prediction desk",
    "url": "https://app.vultax.com/predictions"
  },
  "downloads": {
    "json": "https://vultax.com/features/kalshi-analytics/data.json",
    "markdown": "https://vultax.com/features/kalshi-analytics/page.md",
    "schema": "https://vultax.com/features/schema.json"
  },
  "tables": [
    {
      "id": "kalshi-rate-path",
      "title": "Kalshi prices, volume and open interest by meeting",
      "description": "What Kalshi is quoting for each tracked Federal Reserve decision, with the traded volume and open interest behind the quote.",
      "coverage": "The Federal Reserve meetings in Vultax’s Fed pack. Kalshi figures come from the venue; Vultax does not restate them.",
      "columns": [
        {
          "key": "meeting",
          "label": "Meeting",
          "format": "text",
          "unit": null
        },
        {
          "key": "date",
          "label": "Decision date",
          "format": "text",
          "unit": null
        },
        {
          "key": "kHike",
          "label": "Kalshi: increase",
          "format": "percent",
          "unit": "%"
        },
        {
          "key": "kHold",
          "label": "Kalshi: no change",
          "format": "percent",
          "unit": "%"
        },
        {
          "key": "kCut",
          "label": "Kalshi: decrease",
          "format": "percent",
          "unit": "%"
        },
        {
          "key": "kVolume",
          "label": "Kalshi 24h volume",
          "format": "usd",
          "unit": "USD"
        },
        {
          "key": "kOpenInterest",
          "label": "Kalshi open interest",
          "format": "usd",
          "unit": "USD"
        },
        {
          "key": "gap",
          "label": "PM − Kalshi on the increase",
          "format": "number",
          "unit": "percentage points"
        }
      ],
      "rows": [
        {
          "id": "meeting-0",
          "values": {
            "meeting": "September",
            "date": "2026-09-16",
            "kHike": 77.5,
            "kHold": 21.5,
            "kCut": 0.5,
            "kVolume": 2247754.42,
            "kOpenInterest": 33007059.77,
            "gap": 1
          }
        },
        {
          "id": "meeting-1",
          "values": {
            "meeting": "October",
            "date": "2026-10-28",
            "kHike": 37.5,
            "kHold": 60.5,
            "kCut": 3.5,
            "kVolume": 18814.93,
            "kOpenInterest": 413919.67000000004,
            "gap": 0
          }
        },
        {
          "id": "meeting-2",
          "values": {
            "meeting": "December",
            "date": "2026-12-09",
            "kHike": 57.5,
            "kHold": 42.5,
            "kCut": 3.5,
            "kVolume": 3558.58,
            "kOpenInterest": 103854.6,
            "gap": 0
          }
        }
      ],
      "notes": [
        "Open interest counts contracts still outstanding; volume counts contracts traded in the window the venue reports. They answer different questions.",
        "The three contracts on a meeting need not sum to 100: they are separate markets with their own spreads, and the pack takes each independently.",
        "Kalshi is a US-regulated exchange with its own eligibility rules. Availability of a contract to you is a matter for the venue, not for Vultax."
      ],
      "kind": "market-snapshot",
      "status": "fresh",
      "statusReason": "Within this table’s source-time freshness window; prices can change between observations.",
      "observedAt": "2026-09-14T01:00:00.000Z",
      "modifiedAt": null,
      "rowCount": 3,
      "sources": [
        {
          "label": "Vultax Fed pack · Kalshi and Polymarket",
          "url": "https://vultax.com/live/fed.json"
        }
      ],
      "downloads": {
        "json": "https://vultax.com/features/kalshi-analytics/data.json?dataset=kalshi-rate-path",
        "csv": "https://vultax.com/features/kalshi-analytics/data.csv?dataset=kalshi-rate-path"
      }
    }
  ],
  "research": [
    {
      "title": "September 2026 Fed Decision Odds: Polymarket vs Kalshi",
      "url": "https://vultax.com/research/fed-september-decision-coin-flip-polymarket-kalshi",
      "publishedAt": "2026-09-06",
      "description": "Compare September 16 Fed decision odds on Polymarket and Kalshi, with price history, venue differences and Vultax's analysis of trading activity."
    },
    {
      "title": "We Tested Polymarket Prices Against 6,776 Resolved Markets. Here's Where They Bend.",
      "url": "https://vultax.com/research/prediction-market-fair-value-calibration",
      "publishedAt": "2026-09-08",
      "description": "Original Vultax research: in an experimental test, a calibrated fair-value model beat raw Polymarket prices by ~9.6% on held-out Brier score. Where the favorite-longshot effect lives, what the model can honestly flag, and why it still isn't a trading edge."
    }
  ],
  "related": [
    {
      "slug": "prediction-market-arbitrage",
      "title": "Polymarket vs Kalshi: the Gap After Fees",
      "url": "https://vultax.com/features/prediction-market-arbitrage"
    },
    {
      "slug": "prediction-desk",
      "title": "Polymarket vs Kalshi: Prediction Market Prices",
      "url": "https://vultax.com/features/prediction-desk"
    },
    {
      "slug": "event-trackers",
      "title": "Fed Decision Tracker: Market Prices and Sources",
      "url": "https://vultax.com/features/event-trackers"
    }
  ],
  "limitations": [
    "Public tables mirror existing Vultax source packs. They do not include account data, private watchlists or the complete app dataset.",
    "Source time, coverage and limitations apply to each table. Missing values are unavailable, not zero."
  ]
}