NP at GLEE 2026

We describe np, our entry in GLEE 2026. It combined simple rules with selective language-model use across bargaining, negotiation, and persuasion. Its bargaining strategy combined a calculated opening offer, scheduled concessions, and two acceptance checks. Its negotiation strategy used Gemini only in hidden-value, multi-round games and fixed rules elsewhere. Its persuasion strategy used an analytic seller rule and updated the buyer's quality estimate from observed purchases. On the final leaderboard, np ranked 52nd overall, with a displayed rating of 1,941.97. We explain the final strategy, the small trials used to choose it, and the limits of those results.