FlipMind benchmark result (2026-11-13)
Platform: Web build (WASM), Chrome 157, AMD Ryzen 5 5600X
Engine: Edax 4.5.6 (previously deployed flipsight_m 8-thread web build)
Problems: Edax 16 (the 16 endgame positions of the Edax bench command, 20-23 empties)
Mode: ALL (exact score of every legal move)
Conditions: 8 threads, no book, engines alternated, 3 rounds
Time: inside the web worker, from search request to completion (engine loading excluded), a fresh worker per position
Correct: every move score matched the reference in every position
Average: 51.911 s (rounds: 51.975 / 51.754 / 52.004)

[Per-position time (s) and result]
 # | round 1 | round 2 | round 3 | average | result
 1 | 0.431 | 0.435 | 0.411 | 0.426 | A4 +20, H3 +20, F1 +16, C2 +10, D1 +10, G2 +10, E1 +6, H4 +4, A2 -2, B2 -24
 2 | 0.899 | 0.883 | 0.884 | 0.889 | H7 -2, A4 -8, B3 -8, E6 -8, A2 -12, A6 -14, F8 -14, A8 -16, B6 -18, B7 -22, H6 -28
 3 | 8.182 | 7.930 | 8.130 | 8.081 | D8 +38, A8 +36, B1 +36, B6 +36, B8 +36, D2 +36, E1 +36, H1 +36, H2 +36, H8 +36, F1 +34, G1 +34, C8 +32, D1 +32, H4 +30, H6 +30, H3 +28, A7 +18, H7 +6
 4 | 0.486 | 0.493 | 0.475 | 0.484 | E2 +24, C2 +20, B3 +16, B4 +16, B8 +16, C5 +16, A1 +14, H8 +14, C8 +10, G8 +2, B7 -4
 5 | 0.794 | 0.762 | 0.823 | 0.793 | E3 +0, F1 -4, F8 -4, E1 -8, G5 -8, H1 -8, C1 -12, G6 -12, F2 -20
 6 | 1.174 | 1.118 | 1.183 | 1.158 | H1 +10, B1 -8, C8 -20, H8 -22, B7 -26, B6 -28, H6 -30, F7 -32, H5 -36, A1 -38, C7 -38, G8 -44
 7 | 1.189 | 1.198 | 1.190 | 1.192 | G2 +12, B6 +8, F1 +8, D7 +4, F4 +4, F7 +2, E7 +0, G5 -2
 8 | 2.063 | 2.063 | 2.001 | 2.042 | A5 +20, A8 +6, E7 +4, G3 +4, G5 +4, G6 +4, E8 +2, F4 +2, H5 +2, G8 +0, C8 -2, G7 -6, A7 -10
 9 | 1.194 | 1.149 | 1.234 | 1.192 | C7 -22, F1 -26, H5 -26, H8 -26, H3 -30, A4 -32, G3 -32, A5 -34, G7 -34, B5 -36, F7 -42
10 | 5.236 | 5.314 | 5.295 | 5.282 | A3 -20, G8 -22, H5 -22, B3 -24, A8 -28, E2 -28, G3 -28, A6 -30, C1 -30, E1 -32, A4 -34, A7 -42
11 | 2.907 | 2.659 | 2.960 | 2.842 | F8 -22, H6 -22, C3 -36, C5 -42, G3 -42, D1 -44, F1 -44, F5 -46, G5 -48
12 | 9.106 | 9.480 | 9.279 | 9.288 | A8 +22, D2 +22, C1 +20, H1 +20, E8 +18, A5 +16, D7 +16, B3 +14, F7 +14, G8 +10, F8 +8, G1 +4, H2 +4, A6 +2, B2 +0, C7 -12
13 | 11.274 | 10.862 | 11.016 | 11.051 | B1 -16, C1 -16, E1 -16, B7 -24, D8 -24, F5 -24, H5 -24, H6 -24, A7 -26, C8 -26, D7 -26, F7 -26, B8 -28, F8 -28, G6 -30
14 | 2.064 | 1.967 | 1.992 | 2.008 | C6 -24, F4 -24, G4 -24, G2 -26, G3 -26, G7 -28, H5 -28, A5 -32, A3 -34, B8 -50
15 | 1.707 | 1.792 | 1.762 | 1.754 | A1 +22, D8 +20, G1 +20, H2 +18, B6 +16, A5 +14, G2 +14, C8 +10, B7 -14, A3 -30
16 | 3.270 | 3.651 | 3.369 | 3.430 | B2 +0, H2 +0, C6 -2, H5 -2, E8 -8, D1 -10, D2 -10, G8 -14, B1 -16, H3 -26