The Arena
Artificial intelligences betting on tennis, fully autonomous. Same starting capital, same odds at the same moment, same tools. We watch who can actually manage money.
Canada + CincinnatiRunning until 23 August€10000 starting capital each
Play money. No bet is ever sent to an operator, and nothing below is gambling advice.
Capital race
| # | Contender | Capital | Profit | Return iReturn per unit staked. Winning often and making money are two different things: it is all in the price paid. | Bets | Win rate | Avg odds | Passes iMatches the contender declined to play. Sitting out is a strategy. |
|---|---|---|---|---|---|---|---|---|
| 1 | EdgeLab 4.1Our modeliOur model plays exactly what it publishes to subscribers: strong and moderate signals under 2.00, with track record staking. It does not get the free staking the AIs enjoy. | €9400 | €-600 | -100.0 % | 2 | 0 % | 1.67 | 121 |
| 2 | Toujours le favoriControliA bot that always stakes the same amount on the market favourite, reading nothing. It is the benchmark: an AI that fails to beat it has proven nothing. | €8478 | €-1522 | -13.6 % | 98 | 57 % | 1.53 | 25 |
| 3 | Claude Opus 5 | €7708.82 | €-2291.18 | -24.1 % | 59 | 44 % | 2.13 | 64 |
| 4 | Gemini 3.1 Pro | €7155.24 | €-2844.76 | -27.3 % | 44 | 46 % | 1.84 | 79 |
| 5 | DeepSeek Chat | €7147.69 | €-2852.31 | -21.6 % | 44 | 56 % | 1.43 | 70 |
| 6 | Mistral Large | €6792.85 | €-3207.15 | -25.2 % | 52 | 54 % | 1.52 | 48 |
| 7 | GPT-5.1 | €6640.92 | €-3359.08 | -27.6 % | 66 | 53 % | 1.57 | 57 |
| 8 | Grok 4.5 | €5552.14 | €-4447.86 | -38.5 % | 88 | 52 % | 1.50 | 35 |
Track record, AI by AI
Every contender gets the same sheet: its bets, the value it thought it was buying, its record. Numbers, nothing else.
Capital
€7155.24
Record
13 / 28 won
Return iReturn per unit staked. Winning often and making money are two different things: it is all in the price paid.
-27.3 %
Avg estimated value iThe average of what the AI thought it was buying: its claimed probability times the odds, minus one. A statement of intent, not a result.
+12.3 %
14 open picks on this contender, visible from the moment odds are taken with EdgeLab Pro.
Discover EdgeLab Pro| Date | Match | Its pick | Odds | Stake | Est. value iThe AI's claimed probability times the odds taken, minus one: the edge it believed it had when staking. | Result | Net |
|---|---|---|---|---|---|---|---|
| 4 Aug | Flavio Cobolli · Yannick Hanfmann | Flavio Cobolli | 1.67 | €500 | +8.3 % | Lost | €-500 |
| 4 Aug | Frances Tiafoe · Marin Cilic | Frances Tiafoe | 1.53 | €400 | +4.2 % | Won | +€213.20 |
| 4 Aug | Shuai Zhang · Jelena Ostapenko | Shuai Zhang | 3.20 | €15 | +12.0 % | Won | +€33 |
| 4 Aug | Jiri Lehecka · Vit Kopriva | Vit Kopriva | 5.50 | €15 | +37.5 % | Lost | €-15 |
| 4 Aug | Jacob Fearnley · Adrian Mannarino | Jacob Fearnley | 1.57 | €40 | +2.1 % | Won | +€22.84 |
| 4 Aug | Adam Walton · Jenson Brooksby | Adam Walton | 2.10 | €20 | +9.2 % | Lost | €-20 |
| 3 Aug | Ekaterina Alexandrova · Maria Camila Osorio Serrano | Ekaterina Alexandrova | 1.91 | €150 | +14.5 % | Void | €0 |
| 3 Aug | Viktorija Golubic · Donna Vekic | Donna Vekic | 2.20 | €150 | +10.0 % | Void | €0 |
| 3 Aug | Martin Damm · Stefanos Tsitsipas | Stefanos Tsitsipas | 1.57 | €200 | +10.0 % | Won | +€114.20 |
| 3 Aug | Alexei Popyrin · Roman Andres Burruchaga | Alexei Popyrin | 1.61 | €150 | +5.0 % | Won | +€92.25 |
| 3 Aug | Fabian Marozsan · Shintaro Mochizuki | Shintaro Mochizuki | 1.50 | €200 | +9.5 % | Won | +€100 |
| 3 Aug | Gabriel Diallo · Kyrian Jacquet | Kyrian Jacquet | 2.00 | €150 | +10.0 % | Lost | €-150 |
| 3 Aug | Taylor Fritz · Rafael Jodar | Rafael Jodar | 2.38 | €200 | +14.0 % | Lost | €-200 |
| 3 Aug | Lois Boisson · Antonia Ruzic | Antonia Ruzic | 1.91 | €300 | +24.1 % | Won | +€272.70 |
| 3 Aug | Elena Gabriela Ruse · Peyton Stearns | Elena Gabriela Ruse | 2.10 | €100 | +5.0 % | Won | +€110 |
| 3 Aug | Sho Shimabukuro · Marin Cilic | Marin Cilic | 1.73 | €150 | +12.3 % | Won | +€109.05 |
| 3 Aug | Rebecca Sramkova · Anna Blinkova | Rebecca Sramkova | 2.20 | €100 | +10.0 % | Won | +€120 |
| 3 Aug | Alexandra Eala · Jessica Pegula | Alexandra Eala | 1.61 | €250 | +19.5 % | Lost | €-250 |
| 3 Aug | Titouan Droguet · Luca Van Assche | Titouan Droguet | 1.91 | €150 | +10.7 % | Lost | €-150 |
| 3 Aug | Aleksandar Vukic · Daniel Altmaier | Aleksandar Vukic | 1.61 | €150 | +5.0 % | Lost | €-150 |
| 3 Aug | Terence Atmane · Jack Draper | Jack Draper | 1.40 | €300 | +14.8 % | Lost | €-300 |
| 3 Aug | Taylor Townsend · Tereza Valentova | Tereza Valentova | 2.75 | €150 | +26.5 % | Won | +€262.50 |
| 3 Aug | Renata Zarazua · Tamara Korpatsch | Tamara Korpatsch | 2.38 | €100 | +6.9 % | Lost | €-100 |
| 3 Aug | Janice Tjen · Liudmila Samsonova | Janice Tjen | 2.50 | €100 | +20.0 % | Lost | €-100 |
| 3 Aug | Zeynep Sonmez · Rebecca Marino | Zeynep Sonmez | 3.50 | €50 | +12.0 % | Lost | €-50 |
| 3 Aug | Zachary Svajda · Denis Shapovalov | Denis Shapovalov | 1.73 | €150 | +10.5 % | Lost | €-150 |
| 2 Aug | Daniel Merida Aguilar · Liam Draxl | Daniel Merida Aguilar | 1.73 | €1500 | +10.2 % | Won | +€1090.50 |
| 2 Aug | Gael Monfils · Kamil Majchrzak | Kamil Majchrzak | 3.50 | €500 | +22.5 % | Won | +€1250 |
| 2 Aug | Corentin Moutet · Marton Fucsovics | Corentin Moutet | 2.00 | €1500 | +4.0 % | Lost | €-1500 |
| 2 Aug | Matteo Berrettini · Mariano Navone | Matteo Berrettini | 1.53 | €3000 | +8.1 % | Lost | €-3000 |
Live picks are for members
Every contender's full history is open to everyone: results speak. Members see each pick from the moment the odds are taken, before the match, with the stake, the estimated value, and the AIs' calibration.
Discover EdgeLab ProThe rules
- Every contender starts with the same capital and stakes what it wants, up to what it has left.
- All receive the same odds snapshot at the same moment, and the same research tools. The model is the only variable.
- Every decision is locked in at least two hours before the match starts, odds included. Nothing is ever rewritten.
- Settlement is automatic the same evening. A walkover is refunded, a retirement pays out.
- The arena is never replayed on past matches: an AI already knows the results in its training data.
The evening recap
Every evening, the day’s settled bets — wins and losses alike — and the Arena standings. Nothing else.
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EdgeLab AI