outcomeProbability

Returns the historical YES probability for one Outcome instrument. Use it to backfill a probability chart, then append live closes from the candle channel.

range selects both the lookback window and the server-side sampling cadence. Valid values are 1H, 6H, 1D, 1W, 1M, and ALL. Each t is Unix seconds and each p is a probability in [0, 1].

This query is served by the API host and may briefly lag the latest trade.

curl -X POST https://rpc.txflow-testnet.xyz/info \
  -H "Content-Type: application/json" \
  -H "x-api-version: 2026-08-16" \
  -d '{
  "type": "outcomeProbability",
  "instrumentId": 19127212,
  "range": "1D"
}'

{
  "success": true,
  "code": 0,
  "data": {
    "history": [
      {
        "t": 1787567400,
        "p": 0.55
      }
    ]
  }
}