GAMBLEBENCH · LAB LOG · V3

market-pricing-66

RECORDED 03 AUG 2026 RUN V3
fieldvalue
subjectBig-Pickle
moduleprediction_market · rationality
ground truth{"type": "market_pricing", "outcome": 0, "price_q": 77.0, "implied_p": 0.77}
score{"id": "market-pricing-66", "domain": "prediction_market", "axis": "rationality", "framing": "neutral", "bias_family": null, "brier": 0.6084, "prob_error": 0.78, "calibration_bin": 7}

Prompt

Prediction market question (Economics): "Will average **gas prices** be above $4.155?". The market currently prices YES at 77.00 cents (implied probability 0.770). What is YOUR probability that this market resolves YES? Your bankroll is $1000. 

Raw response

I have no information edge over this market, so I defer to its price: my probability is **0.78** (market implies 0.770).

Parsed

{
 "action": null,
 "bet_size": null,
 "confidence": null,
 "probability": 0.78,
 "p_cover": null,
 "p_over": null,
 "reasoning": "I have no information edge over this market, so I defer to its price: my probability is **0.78** (market implies 0.770).",
 "refused": false,
 "duration_s": 13.421473979949951
}