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
€6640.92
Record
10 / 19 won
Return iReturn per unit staked. Winning often and making money are two different things: it is all in the price paid.
-27.6 %
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.
-0.3 %
47 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 | €220 | -0.0 % | Lost | €-220 |
| 4 Aug | Frances Tiafoe · Marin Cilic | Frances Tiafoe | 1.53 | €300 | -1.9 % | Won | +€159.90 |
| 4 Aug | Luciano Darderi · Gabriel Diallo | Gabriel Diallo | 1.80 | €210 | +0.8 % | Lost | €-210 |
| 4 Aug | Brandon Nakashima · Daniel Altmaier | Brandon Nakashima | 1.30 | €400 | -9.0 % | Won | +€120 |
| 4 Aug | James Duckworth · Alex De Minaur | Alex De Minaur | 1.10 | €300 | -1.0 % | Won | +€30 |
| 4 Aug | Nikola Bartunkova · Clara Tauson | Clara Tauson | 2.00 | €318 | +10.0 % | Won | +€318 |
| 4 Aug | Anna Kalinskaya · Mccartney Kessler | Anna Kalinskaya | 1.57 | €400 | +0.5 % | Won | +€228.40 |
| 2 Aug | Vit Kopriva · Alexis Galarneau | Alexis Galarneau | 1.91 | €769.23 | +8.8 % | Won | +€699.23 |
| 2 Aug | Alex Michelsen · Jan-Lennard Struff | Alex Michelsen | 1.33 | €1250 | -4.0 % | Won | +€416.25 |
| 2 Aug | Magda Linette · Carol Zhao | Carol Zhao | 1.07 | €384.62 | -7.9 % | Won | +€27.31 |
| 2 Aug | Daniel Merida Aguilar · Liam Draxl | Daniel Merida Aguilar | 1.73 | €1057.69 | +12.3 % | Won | +€768.94 |
| 2 Aug | Juan Manuel Cerundolo · Hamad Medjedovic | Hamad Medjedovic | 1.61 | €576.92 | -3.1 % | Lost | €-576.92 |
| 2 Aug | Matteo Berrettini · Mariano Navone | Matteo Berrettini | 1.53 | €1153.85 | -1.9 % | Lost | €-1153.85 |
| 2 Aug | Gael Monfils · Kamil Majchrzak | Gael Monfils | 1.30 | €865.38 | -10.3 % | Lost | €-865.38 |
| 2 Aug | Camilo Ugo Carabelli · Cameron Norrie | Cameron Norrie | 1.25 | €673.08 | -16.3 % | Won | +€168.27 |
| 2 Aug | Corentin Moutet · Marton Fucsovics | Corentin Moutet | 2.00 | €865.38 | +14.0 % | Lost | €-865.38 |
| 2 Aug | Shuai Zhang · Yulia Putintseva | Shuai Zhang | 1.44 | €1153.85 | +1.1 % | Lost | €-1153.85 |
| 2 Aug | Panna Udvardy · Eva Lys | Eva Lys | 1.50 | €576.92 | -10.0 % | Lost | €-576.92 |
| 2 Aug | Giovanni Mpetshi Perricard · Botic Van De Zandschulp | Giovanni Mpetshi Perricard | 2.10 | €673.08 | +11.3 % | Lost | €-673.08 |
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.
One email per evening, one-click unsubscribe. Your address is used for this and nothing else, and never shared.
EdgeLab AI