Free trial · iRacing & Le Mans Ultimate (Beta)

Live Betting for
Sim Racing Streams

Let your Twitch chat bet on your race with dynamic odds, real-time overlays, minigames, seasons, and an intelligent odds engine — all running locally on your PC.

P1 8.50 Podium 2.10 Crash 3.20 Top 5 1.80 Fastest 4.50 Over 8x 2.40

Download Free Trial Bet Rivals

Odds That Move Every Lap

Not a static odds board. Every data point from the sim shifts the line in real time.

Position changes

Driver moves from P8 to P3? Their win odds drop instantly.

iRating-seeded model

Plackett-Luce probability model starts with each driver's skill rating.

Incidents in real time

Zero-Inflated Poisson model adjusts incident odds lap-by-lap.

Cautions & flags

Caution odds recalculate using historical lambdas from iRacing API data.

Self-improving

Every race adds data to your local history. Odds get smarter over time.

Bookmaker shaping

Shin margins ramp through the race for realistic, fair pricing.

Every Bet Type You'd Want

Position, events, incidents, cautions, and accumulators up to 6 legs.

Position

p1 – p63 exact finish
topN — top5, top10, top20, any N
bottomN — bottom3, bottom7, any N
podium (shorthand for top 3)
p5p10 position range (P5 through P10)

!bet 500 p1

!bet all top3

!bet half bottom5

!bet 200 p4p8

Events

crash / tow — DNF or retired
finish — make it to the end
dnf, dq
fastest — set fastest lap
lead — lead at least one lap

!bet 1000 crash

!bet min finish

!bet 300 fastest

Incidents & Cautions

Nx — exact: 1x, 3x, 7x, 12x, any N
overNx — over2x, over6x, over10x, any N
underNx — under4x, under8x, under12x, any N
Ncautions — 1cautions, 4cautions, any N
overNcautions / underNcautions

!bet 200 3x

!bet 150 over10x

!bet half under3cautions

Accumulators (2–6 legs)

Combine any bet types into one ticket
Odds multiply across all legs
Conflicting combos auto-rejected

!bet 1000 p1+crash+over4x

!bet 500 top5+fastest+under8x

!bet all podium+under2x

!bet half top10+lead+under3cautions

!bet 200 p1+lead+fastest+1x

Economy

!cashout mid-race at market value
!loan and auto-repay from winnings
Odds boosts from slots prizes
Stake keywords: all, half, max, min, 30%

!bet 50% top5

!cashout

!bet all crash

Broadcaster Controls

Close modes: green, half, last lap, full
Whale odds floor & high-roller scaling
Anti-snipe & pit-stop protection
Toggle any bet type on or off

Overlays That Run Themselves

OBS browser sources that show and hide based on race state. No scene switching needed.

BetterBetBot — In-The-Money Overlay

🟡Grid

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Betting & Results

Bets open, live odds, post-race payouts, house stats, seasons — one overlay.

/overlay/betting

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In-The-Money

Live probability bars, momentum arrows, bust/win animations every second.

/overlay/itm

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Minigames

Slots reels, roulette wheel, blackjack table, and horse racing animations.

/overlay/minigames

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Notifications

Toast popups for bets, payouts, streaks, and cross-channel Bet Rivals alerts.

/overlay/notifications

Keep Chat Busy Between Races

Four minigames, all using the same currency economy.

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Slots

Progressive jackpot. Triggers on Twitch subs or !slots. Win odds boosts and balance shields.

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Roulette

European single-zero. Multi-player rounds via !roulette. Blocked during active races.

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Blackjack

Up to 6 players per hand. Decision timer. !bj, !hit, !stand.

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Horse Racing

Pooled betting, animated race. !horse to enter. Configurable rake.

See It In Action

Simulated Twitch chat — bets flowing in, odds confirmed, accumulators calculated.

Stream ChatLIVE

Waiting for bets...

Send a messageChat

Supported Sims

Full telemetry integration — auto-detected, no config needed

🏁

iRacing

Full SDK integration via pyirsdk. Session detection, live grid, iRating, cautions, and incident tracking.

Live position & incident tracking
iRating-aware odds
Caution betting
Team racing support

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Le Mans Ultimate (Beta)

Shared memory integration with incident mapping to iRacing-style events. Works but less tested than iRacing.

rF2 shared memory plugin
Incident mapping (1x off-track, 4x contact)
Full bet type support
Auto-detection

How It Works

Up and running in under 5 minutes

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Install the Bot

Download and run the installer. Log in with your Twitch account and configure your settings.

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Go Live on Twitch

Start your sim, go live, and the bot auto-detects your session. It opens betting when you grid up.

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Your Chat Bets

Viewers place bets with !bet, watch odds shift live, and the bot settles everything automatically.

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Bet Rivals

Cross-streamer competition. Your viewers' winning bets score points for your channel. Per-bet average scoring means channel size doesn't matter — quality over quantity.

Live Betting for Sim Racing Streams