Kalshi

Kalshi batch market history

Returns candlesticks for up to 25 Kalshi markets in one call. market_tickers is required, as a comma-separated list or repeated values. start_ts defaults to 7 days ago, end_ts to now and period_interval to 1440 minutes. Results are grouped by market. Ranges are capped at 366 days.

get/kalshi/markets/history

Request

  • Base URL: https://api.crawlora.net/api/v1
  • URL: https://api.crawlora.net/api/v1/kalshi/markets/history
  • Auth: API key in header x-api-key

Query parameters

market_tickersstring required

Comma-separated Kalshi market tickers. Repeated query values are also accepted.

start_tsinteger

Unix start timestamp in seconds. Defaults to 7 days ago.

end_tsinteger

Unix end timestamp in seconds. Defaults to now.

period_intervalinteger

Candlestick interval in minutes. Default: 1440.

include_latest_before_startboolean

Include the latest candle before start_ts when supported upstream.

Headers

x-api-keystring required

API key required

Response

OK

codeinteger
msgstring

Example response

{
  "code": 200,
  "data": {
    "end_ts": 1780804800,
    "fetched_at": "2026-06-07T14:00:00Z",
    "markets": [
      {
        "candlesticks": [
          {
            "end_period_at": "2026-06-01T00:00:00Z",
            "end_period_ts": 1780286400,
            "open_interest": 32980.77,
            "price": {
              "close": 0.08,
              "high": 0.11,
              "low": 0.08,
              "mean": 0.1014,
              "open": 0.11,
              "previous": 0.08
            },
            "volume": 7,
            "yes_ask": {
              "close": 0.08,
              "high": 0.11,
              "low": 0.08,
              "mean": 0.1014,
              "open": 0.11,
              "previous": 0.08
            },
            "yes_bid": {
              "close": 0.08,
              "high": 0.11,
              "low": 0.08,
              "mean": 0.1014,
              "open": 0.11,
              "previous": 0.08
            }
          }
        ],
        "end_ts": 1780804800,
        "fetched_at": "2026-06-07T14:00:00Z",
        "period_interval": 1440,
        "series_ticker": "KXELONMARS",
        "source_url": "https://external-api.kalshi.com/trade-api/v2/series/KXELONMARS/markets/KXELONMARS-99/candlesticks",
        "start_ts": 1780286400,
        "ticker": "KXELONMARS-99"
      }
    ],
    "period_interval": 1440,
    "source_url": "https://external-api.kalshi.com/trade-api/v2/markets/candlesticks",
    "start_ts": 1780286400,
    "tickers": [
      "KXELONMARS-99"
    ]
  },
  "msg": "OK"
}

Changes

No recorded changes to this operation across all 2 revisions of this API.