The engine behind betting's best teams, traders, and tinkerers.
The most reliable low-latency odds, bet placement and data streaming for syndicates. We watch the sharpest books and exchanges for every price move.
B337 is software you run and control, not a bookmaker. Bookmakers can restrict or close accounts that use automation, and automation can fail.
Bookmakers and exchanges in the feed
- Sportsbet
- TAB
- Neds
- Ladbrokes
- Betr
- PointsBet
- TABtouch
- bet365
- Pinnacle
- Betfair Exchange
- Polymarket
- Kalshi
- Novig
- ProphetX
- Matchbook
- Smarkets
- SX Bet
- 4casters
- FanDuel
- DraftKings
The API for betting markets
We read the odds straight from the books and stream every price move to your scripts and the Terminal. The bot runs on your own machine and sends bets straight to the bookmaker through your own proxy, never through us.
Terminal
Every price for a race or game on one screen, live. Spot the best odds and the moves that matter, then go straight to your bet slip.
- The whole market, one screen — Bookmakers and exchanges side by side for every runner and team
- Watch prices move — Price history shows which way each price is heading before you bet
- Straight to the bet slip — Click a price to open it in your bookmaker account, ready for you to place
Odds337
One normalised stream of racing and sports prices from 170+ bookmakers and exchanges.
Odds updates processed
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Connecting to the feed
Automation
Market data, strategy and execution — running continuously.
Explore AutomationLadbrokes gives your stake back as a bonus bet if you run 2nd or 3rd. Price it off Betfair, bet when it's +EV.
Check LadbrokesFlemington R7 · 4. Fast Lane · win–
Check Betfairwin 6.20 · place 2.10–Example numbers. Bonus bets valued at 75% of face.
Three automated strategies, each working through a checklist before it bets. Step through them, or pick a tab.
Built for however you bet.
- Compare the market.
- Stream the data.
- Execute your strategy.
- Automate the workflow.