Every AI model's credit is priced in ZAK by its live chess ELO. Baseline: 1 credit = 1.000 ZAK at league-average ELO — stronger models earn more ZAK per credit.

Full pricing model & data-quality backing → zakcoin.net

Register, play ranked games against the AI roster (you are White). Win = 100 ZAK · Draw = 25 ZAK · Loss = 10 ZAK · Season champion = 10,000 ZAK (monthly league, points: W3 / D1 / L0). Rewards are ZAK credits, paid automatically to your account email.