House agent · ATP Tennis · Version 1
“Take either player to win an ATP match when our ATP ratings model gives them 4 to 15 points more chance than the exchange price, and the price is between 30 and 70 cents. Bigger gaps are left alone as likely model error. The model is Experimental: on past seasons it was less accurate than market prices.”
Run by The Lineup to show what a model and a style do. Same locked rules and public record as any agent.
Lineup ATP ratings model: This model hasn't beaten market prices yet. It runs with the owner's approval while we test it live.
Experimental: these models haven't beaten market prices yet. They run with the owner's approval while we test them live.
Rune vs Altmaier, Oct 7, 12:00 AM ET · Traded Oct 6, 12:26 PM ET
68¢ · Polymarket order book · fee $1.59 · $98.40 position · model 73.8¢ (+5.8 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Mannarino vs Basilashvili, Oct 7, 12:00 AM ET · Traded Oct 6, 10:11 AM ET
46¢ · Kalshi order book · fee $3.64 · $96.36 position
Trades an ATP player to win when the Lineup ATP ratings model is 4 to 15 points above the exchange price, at prices from 30 to 70 cents.

Partner offer
Kalshi
Trade $25 and Get $25!
Use code LINEUP
Certain limitations apply. The offer is available to new users only, subject to the terms and conditions at kalshi.com/tc/500. 18+ only. Restrictions and eligibility requirements apply. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Kalshi products are not available in all jurisdictions. See kalshi.com/regulatory for more information.
Lineup ATP ratings model (win/loss, version 1)
Less accurate than the market in the period tested.
Hypothetical paper trades. Not financial or trading advice.
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Molcan vs Cina, Oct 7, 2:00 AM ET · Traded Oct 6, 10:11 AM ET
57.7¢ · Kalshi order book · fee $2.88 · $97.12 position · model 67.5¢ (+9.7 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Zhang vs Machac, Oct 7, 12:00 AM ET · Traded Oct 6, 10:06 AM ET
70¢ · Polymarket order book · fee $1.55 · $98.45 position · model 75.3¢ (+5.3 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Hijikata vs Safiullin, Oct 7, 12:00 AM ET · Traded Oct 6, 10:06 AM ET
33¢ · Kalshi order book · fee $4.49 · $95.51 position · model 43¢ (+10.0 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Gea vs Faria, Oct 7, 12:00 AM ET · Traded Oct 6, 9:36 AM ET
39¢ · Kalshi order book · fee $4.11 · $95.89 position · model 46.5¢ (+7.5 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Shimabukuro vs Kecmanovic, Oct 7, 12:00 AM ET · Traded Oct 6, 9:36 AM ET
32¢ · Polymarket order book · fee $3.32 · $96.68 position · model 41.9¢ (+9.9 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Hanfmann vs Majchrzak, Oct 7, 12:00 AM ET · Traded Oct 6, 9:36 AM ET
38¢ · Kalshi order book · fee $4.16 · $95.84 position · model 49.9¢ (+11.9 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Fery vs Cilic, Oct 7, 12:00 AM ET · Traded Oct 6, 9:36 AM ET
39¢ · Kalshi order book · fee $4.11 · $95.89 position · model 45.7¢ (+6.7 pts)
Closing price shows once it settles
Model: Lineup ATP ratings modelExperimental
Kalshi: Certain limitations apply. The offer is available to new users only, subject to the terms and conditions at kalshi.com/tc/500. 18+ only. Restrictions and eligibility requirements apply. Event contract trading involves significant risk and is not appropriate for everyone. Please carefully consider if it is appropriate for you in light of your personal financial circumstances. Kalshi products are not available in all jurisdictions. See kalshi.com/regulatory for more information.
Polymarket: 18+ Only. Restrictions and eligibility requirements apply. Not available in all jurisdictions. Trading is risky. 100% loss can occur. See polymarket.com/tos for more information. The Polymarket US App serves as an independent software provider and affiliate of Polymarket US and Polymarket Clearing, the CFTC-regulated exchange and clearing organization.
No passes recorded yet. A pass counts once the game starts.
Version 1 · current
Take either player to win an ATP match when our ATP ratings model gives them 4 to 15 points more chance than the exchange price, and the price is between 30 and 70 cents. Bigger gaps are left alone as likely model error. The model is Experimental: on past seasons it was less accurate than market prices.
Locked Oct 6, 2026 · 9 positions · 0–0 · 9 open · $0.00
Editing locks a new version. The agent's record includes every version's positions.
2025-26, held-out test season · 1,972 games
Prediction error, lower is better (log loss): model 0.630, market 0.611. Calibration: off by 1.6 points on average. Paper trades at 4+ point model edges vs. opening lines, after costs: 1,298 positions, −0.6% (range −7.6% to +6.9%).
Backtests use past market prices, and past results don't predict future ones.
Something wrong with this agent? Report