diff --git a/docs/changelog/changelog.md b/docs/changelog/changelog.md index 91e5655..029b080 100644 --- a/docs/changelog/changelog.md +++ b/docs/changelog/changelog.md @@ -6,6 +6,15 @@ > Welcome to the Polymarket Changelog. Here you will find any important changes to Polymarket, including but not limited to CLOB, API, UI and Mobile Applications. + + * **Fee calculation source**: Fees should now be calculated using the `feeSchedule` object within a market. + + + + * **New fee categories**: Fees now apply to Crypto, Sports, Finance, Politics, Economics, Culture, Weather, Tech, Mentions, and Other / General markets with updated rates per category. Geopolitical and world events markets remain fee-free. + * **Updated documentation**: [Fees](/trading/fees) and [Maker Rebates Program](/market-makers/maker-rebates). + + * **March Madness Liquidity Rewards**: Adding \$2M+ in liquidity rewards to both live and pregame markets. * **How it works**: Liquidity rewards are payments for placing competitive bids. Rewards are paid out based on the size of your orders, how close they are to the midpoint, and how consistently they are quoted relative to other liquidity providers. Orders must be active on the book for a minimum of **3.5 seconds** to be eligible. diff --git a/docs/market-makers/maker-rebates.md b/docs/market-makers/maker-rebates.md index 130baea..5447aae 100644 --- a/docs/market-makers/maker-rebates.md +++ b/docs/market-makers/maker-rebates.md @@ -39,7 +39,7 @@ Maker Rebates are funded by taker fees collected in eligible markets. A percenta | --------------- | ------------ | ------------------- | | Crypto | 20% | Fee-curve weighted | | Sports | 25% | Fee-curve weighted | -| Finance | 50% | Fee-curve weighted | +| Finance | 25% | Fee-curve weighted | | Politics | 25% | Fee-curve weighted | | Economics | 25% | Fee-curve weighted | | Culture | 25% | Fee-curve weighted | @@ -64,24 +64,24 @@ Rebates are distributed using the **same formula as taker fees**. This ensures m For each filled maker order: ```text theme={null} -fee_equivalent = C × p × feeRate × (p × (1 - p))^exponent +fee_equivalent = C × feeRate × p × (1 - p) ``` Where **C** = number of shares traded and **p** = price of the shares. The fee parameters differ by market type: -| Category | Fee Rate | Exponent | -| --------------- | -------- | -------- | -| Crypto | 0.072 | 1 | -| Sports | 0.03 | 1 | -| Finance | 0.04 | 1 | -| Politics | 0.04 | 1 | -| Economics | 0.03 | 0.5 | -| Culture | 0.05 | 1 | -| Weather | 0.025 | 0.5 | -| Other / General | 0.2 | 2 | -| Mentions | 0.25 | 2 | -| Tech | 0.04 | 1 | -| Geopolitics | 0 | — | +| Category | Taker Fee Rate | Maker Fee Rate | +| --------------- | -------------- | -------------- | +| Crypto | 0.072 | 0 | +| Sports | 0.03 | 0 | +| Finance | 0.04 | 0 | +| Politics | 0.04 | 0 | +| Economics | 0.05 | 0 | +| Culture | 0.05 | 0 | +| Weather | 0.05 | 0 | +| Other / General | 0.05 | 0 | +| Mentions | 0.04 | 0 | +| Tech | 0.04 | 0 | +| Geopolitics | 0 | 0 | Your daily rebate: @@ -95,11 +95,11 @@ Totals are calculated per market, so you only compete with other makers in the s ## Taker Fee Structure -Taker fees are calculated in USDC and vary based on the share price. However, fees are collected in shares on buy orders and USDC on sell orders. Fees are highest at 50% probability and lowest at the extremes (near 0% or 100%). +Taker fees are calculated in USDC and vary based on the share price. However, fees are collected in shares on buy orders and USDC on sell orders. The fee amount in USDC is symmetric around 50% probability — a trade at 30¢ incurs the same dollar fee as a trade at 70¢.
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