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We’re rolling out Maker Rebates for 15-minute crypto markets; a program designed to make these fast-moving markets deeper, tighter, and easier to trade. Market makers who provide active liquidity (orders that get filled) earn daily USDC rebates, proportional to the liquidity they provide.

Why Maker Rebates?

15-minute markets move quickly. When liquidity is deeper:
  • Spreads tend to be tighter
  • Price impact is lower
  • Fills are more reliable
  • Markets are more resilient during volatility
Maker Rebates incentivize consistent, competitive quoting so everyone gets a better trading experience.

How Maker Rebates Work

  • Paid daily in USDC: Rebates are calculated and distributed every day.
  • Performance-based: You earn based on the share of liquidity you provided that actually got taken.

Funding

Maker Rebates are funded by taker fees collected in 15-minute crypto markets. A percentage of these fees are redistributed to makers who keep the markets liquid.
PeriodMaker RebateDistribution Method
Jan 9 – Jan 11, 2026 (Until Sunday Midnight UTC)100%Volume-weighted
Jan 12 – Jan 18, 202620%Volume-weighted
Jan 19 – Jan 25, 202620%Fee-curve weighted
Polymarket collects taker fees only in 15-minute crypto markets. The rebate percentage is at the sole discretion of Polymarket and may change over time.

Fee-Curve Weighted Rebates

Rebates are distributed using the same formula as taker fees. This ensures makers are rewarded proportionally to the fee value their liquidity generates. For each filled maker order:
fee_equivalent = shares * price * 0.25 * (price * (1 - price))^2
Your daily rebate:
rebate = (your_fee_equivalent / total_fee_equivalent) * rebate_pool

Taker Fee Structure

Taker fees are calculated in USDC and vary based on the share price. Fees are highest at 50% probability and lowest at the extremes (near 0% or 100%). Fee Curve

Fee Table (100 shares)

PriceTrade ValueFee (USDC)Effective Rate
$0.01$1$0.000.00%
$0.05$5$0.0030.06%
$0.10$10$0.020.20%
$0.15$15$0.060.41%
$0.20$20$0.130.64%
$0.25$25$0.220.88%
$0.30$30$0.331.10%
$0.35$35$0.451.29%
$0.40$40$0.581.44%
$0.45$45$0.691.53%
$0.50$50$0.781.56%
$0.55$55$0.841.53%
$0.60$60$0.861.44%
$0.65$65$0.841.29%
$0.70$70$0.771.10%
$0.75$75$0.660.88%
$0.80$80$0.510.64%
$0.85$85$0.350.41%
$0.90$90$0.180.20%
$0.95$95$0.050.06%
$0.99$99$0.000.00%
The maximum effective fee rate is 1.56% at 50% probability. Fees decrease symmetrically toward both extremes.

Fee Precision

Fees are rounded to 4 decimal places. The smallest fee charged is 0.0001 USDC. Anything smaller rounds to zero, so very small trades near the extremes may incur no fee at all.

FAQ

Place orders that add liquidity to the book and get filled (i.e., your liquidity is taken by another trader).
Daily, in USDC.
Rebates are proportional to your share of executed maker liquidity in each eligible market. During fee-curve weighted periods, this is based on fee-equivalent using the formula above.
Taker fees collected in eligible markets are allocated to the maker rebate pool and distributed daily.
Currently, only 15-minute crypto markets have taker fees enabled.
No. Polymarket is collecting taker fees only on 15-minute crypto markets. All other markets remain fee-free.

For API Users

If you trade programmatically, you’ll need to update your client to handle fees correctly.

Developer Guide: Maker Rebates

Technical documentation for handling fees in your trading code