On new coins the creator gets 5.6% of the 2% trade fee, which is 0.112% of every buy and sell. A coin that trades 100,000 dollars in volume on the curve earns its creator about 112 dollars.
After graduation the creator side gets half of the 1% pool fee on BNB Chain and Robinhood Chain, and 80% of the 0.25% pool fee on Solana. Creators claim in the Command Center under Rewards and claims. Earnings are not guaranteed and depend on real trading.