{
  "title": "Cold-call ranges at 50bb versus 100bb: four matched preflop spots",
  "accessedAt": "2026-09-04T15:15:59Z",
  "sourceDescription": "Selected precomputed GTO Gecko library snapshot",
  "assumptions": {
    "game": "No-limit Hold’em cash game",
    "variant": "Regular",
    "tableSize": "6-max",
    "effectiveStacksBb": [
      50,
      100
    ],
    "anteBbPerPlayer": 0,
    "straddle": false,
    "rakePercent": 5,
    "rakeCapBb": 4,
    "openRaiseToBb": 2.5,
    "threeBetToBb": 7.5,
    "aggregation": "Physical-combination weighted across 1,326 starting combinations"
  },
  "scenarios": [
    {
      "key": "hj_vs_utg",
      "label": "HJ vs UTG",
      "actionHistory": "UTG opens to 2.5bb; HJ responds",
      "actionsPct": {
        "50": {
          "fold": 91.10914,
          "call": 1.959095,
          "raiseTo7_5": 6.930769,
          "allIn": 0.000995
        },
        "100": {
          "fold": 91.04178,
          "call": 2.115098,
          "raiseTo7_5": 6.84267,
          "allIn": 0.000452
        }
      },
      "callDeltaPercentagePoints": 0.156003,
      "callRelativeChangePct": 7.963014,
      "callOverlapPctOfSmallerRange": 73.651146,
      "callNonOverlapPctOfSmallerRange": 26.348854
    },
    {
      "key": "co_vs_utg",
      "label": "CO vs UTG",
      "actionHistory": "UTG opens to 2.5bb; HJ folds; CO responds",
      "actionsPct": {
        "50": {
          "fold": 90.196697,
          "call": 2.521599,
          "raiseTo7_5": 7.280664,
          "allIn": 0.001041
        },
        "100": {
          "fold": 89.915038,
          "call": 2.832805,
          "raiseTo7_5": 7.251704,
          "allIn": 0.000452
        }
      },
      "callDeltaPercentagePoints": 0.311207,
      "callRelativeChangePct": 12.34164,
      "callOverlapPctOfSmallerRange": 70.606884,
      "callNonOverlapPctOfSmallerRange": 29.393116
    },
    {
      "key": "btn_vs_utg",
      "label": "BTN vs UTG",
      "actionHistory": "UTG opens to 2.5bb; HJ and CO fold; BTN responds",
      "actionsPct": {
        "50": {
          "fold": 89.035294,
          "call": 3.147044,
          "raiseTo7_5": 7.817029,
          "allIn": 0.000633
        },
        "100": {
          "fold": 88.518869,
          "call": 3.969713,
          "raiseTo7_5": 7.510965,
          "allIn": 0.000452
        }
      },
      "callDeltaPercentagePoints": 0.82267,
      "callRelativeChangePct": 26.141031,
      "callOverlapPctOfSmallerRange": 73.179838,
      "callNonOverlapPctOfSmallerRange": 26.820162
    },
    {
      "key": "btn_vs_co",
      "label": "BTN vs CO",
      "actionHistory": "UTG and HJ fold; CO opens to 2.5bb; BTN responds",
      "actionsPct": {
        "50": {
          "fold": 85.126033,
          "call": 4.449804,
          "raiseTo7_5": 10.423228,
          "allIn": 0.000935
        },
        "100": {
          "fold": 84.736606,
          "call": 3.859231,
          "raiseTo7_5": 11.403665,
          "allIn": 0.000498
        }
      },
      "callDeltaPercentagePoints": -0.590573,
      "callRelativeChangePct": -13.271892,
      "callOverlapPctOfSmallerRange": 75.252377,
      "callNonOverlapPctOfSmallerRange": 24.747623
    }
  ],
  "verification": {
    "implementations": 2,
    "status": "pass",
    "verifiedAt": "2026-09-04T15:54:52Z",
    "structuralAndInvariantChecks": 1384,
    "numericalComparisons": 64,
    "numericalComparisonTolerance": 1e-12,
    "note": "Frozen verification record. This public generator does not re-fetch the retained private inputs required to recompute overlap."
  },
  "limitations": [
    "These are four selected matched comparisons spanning eight precomputed decision nodes, not a universal poker solution.",
    "The snapshot does not model player-pool behavior, future postflop play, or alternative rake and sizing assumptions.",
    "The source matrices and storage identifiers are retained privately and are not redistributed.",
    "The public release does not contain hand-level source rows, so it cannot independently recompute overlap."
  ]
}