28 new chess engine versions were tested in 756 games. Reckless 0.10 010426 won decisively — congratulations! How did the remaining engines perform? The results can be compared to the benchmark engine Critter 1.6a.
CEDR 871.259 games download (01.05.2026)
💾 Tournament download with 756 games
💻 Asus Zenbook, AMD Ryzen 9 6900HX, RAM 32,0 GB 🖬 GUI - Arena
#chessenginesdiary Country - Poland, City - Malbork 🕓 Time 3'+3"
| P | Engine | CEDR | Score | (Tie) | Perf Chg | +/-/= |
|---|---|---|---|---|---|---|
| 1: | Reckless 0.10 010426 | 3743 | 50.5 / 54 | 1260.75 | 3837 +27 | (+47 -0 =7) |
| 2: | Torch 4 | 3000 | 49.0 / 54 | 1199.25 | 3080 +27 | (+44 -0 =10) |
| 3: | Eleanor 4.1 | 2400 | 45.5 / 54 | 1056.50 | 2739 +227 | (+39 -2 =13) |
| 4: | Eleanor 3.0 | 2400 | 45.5 / 54 | 1049.50 | 2739 +227 | (+39 -2 =13) |
| 5: | Minke 6.0.0 | 2400 | 45.5 / 54 | 1047.75 | 2739 +227 | (+40 -3 =11) |
| 6: | Clockwork dev-20260425 | 2400 | 39.0 / 54 | 825.00 | 2621 +162 | (+33 -9 =12) |
| 7: | Cataphract 1.3 JA | 2400 | 38.5 / 54 | 795.25 | 2613 +157 | (+31 -8 =15) |
| 8: | Solo 2.1.0 JA | 2400 | 37.5 / 54 | 754.50 | 2596 +146 | (+32 -11 =11) |
| 9: | Myrddin 0.95 JA | 2629 | 37.5 / 54 | 741.50 | 2613 -11 | (+32 -11 =11) |
| 10: | Myrddin 0.95 | 2629 | 36.5 / 54 | 703.75 | 2605 -16 | (+32 -13 =9) |
| 11: | Hobbes 1.0 | 2400 | 35.5 / 54 | 979.75 | 2572 +130 | (+29 -12 =13) |
| 12: | Critter 1.6a | 3230 | 35.5 / 54 | 672.75 | 3027 -113 | (+31 -14 =9) |
| 13: | Rusty-rival 1.0.43 | 2400 | 30.5 / 54 | 516.75 | 2498 +76 | (+26 -19 =9) |
| 14: | Pea 7.0 | 2400 | 29.0 / 54 | 463.50 | 2484 +65 | (+25 -21 =8) |
| 15: | Pea 6.0 | 2400 | 27.0 / 54 | 409.75 | 2455 +43 | (+22 -22 =10) |
| 16: | Rusty-rival 1.0.42 | 2400 | 26.5 / 54 | 394.75 | 2448 +38 | (+22 -23 =9) |
| 17: | Tofiks 1.5.0 | 2400 | 22.0 / 54 | 261.50 | 2390 -5 | (+20 -30 =4) |
| 18: | Lolbot 0.3.1-alpha | 2400 | 18.0 / 54 | 189.50 | 2330 -49 | (+17 -35 =2) |
| 19: | Luminex 5.13.0 | 2400 | 16.5 / 54 | 205.75 | 2314 -59 | (+15 -36 =3) |
| 20: | Facon 1.4 | 2400 | 16.0 / 54 | 223.00 | 2306 -65 | (+13 -35 =6) |
| 21: | Kreveta 2.3.0 | 2400 | 14.5 / 54 | 179.00 | 2280 -81 | (+13 -38 =3) |
| 22: | Viking R4 | 2400 | 14.5 / 54 | 138.75 | 2280 -81 | (+13 -38 =3) |
| 23: | Ultra 1.09 | 2400 | 10.5 / 54 | 115.00 | 2204 -124 | (+10 -43 =1) |
| 24: | Luminex 5.12.0 | 2400 | 10.0 / 54 | 108.25 | 2204 -124 | (+9 -43 =2) |
| 25: | Ratsu 1.1.0 | 2400 | 9.5 / 54 | 115.50 | 2193 -130 | (+8 -43 =3) |
| 26: | Radiance 4.4 | 2400 | 9.5 / 54 | 89.50 | 2193 -130 | (+7 -42 =5) |
| 27: | Focalors 0.1.0 | 2400 | 5.0 / 54 | 85.25 | 2072 -178 | (+4 -48 =2) |
| 28: | Squid 0.3.1 | 2400 | 1.0 / 54 | 35.50 | 1866 -216 | (+1 -53 =0) |
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