AtomicDB

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92.8M
positions
18.6M
practically solved
339.63T
engine nodes
2.6M
analyses
1,036
in queue
13
active workers
60
active cores
0
nodes / sec
42.7
positions / min
143
proof number
4,658
disproof number
Root conquest: 0/20 first moves solved · 20.0% of tree positions solved · last 24h: 962,199 closures, 7.39T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 71 over 207 open obligations, of which 38 (18.4%) sit at or below dn 2, one unanswered question from falling over · 0 open nodes on impossible numbers · positions a visitor asked for close in 4.2m (median of 71) · measured at 2026-10-21 22:00 UTC
Closures by source, last 24h (961803 of 962012 labelled): USER 99.9% (961150) · FILL 0.0% (243) · AUTO 0.0% (320) · SOLVE 0.0% (0) · NONE 0.0% (90) · last 7d (2384453 of 2384613): USER 96.6% (2303112) · FILL 0.5% (10933) · AUTO 2.8% (67528) · SOLVE 0.0% (0) · NONE 0.1% (2880). Labelling started at deploy: closures older than that carry no source and are counted in none of the shares above.

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Keyboard move list

First moves from the starting position

movestateevalvisits
g1f3unsolved10722
g1h3unsolved6302
e2e3unsolved5053
d2d4unsolved4022
e2e4unsolved4002
b1c3unsolved1382
c2c3unsolved02
g2g3unsolved02
b1a3unsolved03
b2b4unsolved-653
h2h3unsolved-972
d2d3unsolved-982
a2a3unsolved-1002
f2f3unsolved-1173
b2b3unsolved-1441
f2f4unsolved-2603
h2h4unsolved-5002
a2a4unsolved-5142
g2g4unsolved-6042
c2c4unsolved-7003

Contributors by engine nodes

Every position in this tree was searched by somebody's machine. Ties share a place, and the share is measured against everything the whole fleet searched in that window.

Last 24 hours

ContributorNodesAnalyses
1Torom
62.3% of the fleet
4.60T34,593
2BManBJ
26.3% of the fleet
1.94T15,267
3RickEdinson
6.6% of the fleet
487.98B2,910
4MoNiKaMaDnEsS
4.4% of the fleet
323.19B2,202
5soothdest
0.5% of the fleet
33.49B199

5 accounts · 7.39T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
26.6% of the fleet
90.30T751,082
2BManBJ
18.0% of the fleet
61.25T434,035
3tenzink
12.6% of the fleet
42.83T349,427
4auranvesdranor
9.2% of the fleet
31.40T228,002
5Torom
8.9% of the fleet
30.39T217,536
6randomchampgamer
5.8% of the fleet
19.85T140,897
7RickEdinson
4.8% of the fleet
16.47T108,788
8JackIV
3.0% of the fleet
10.06T67,859
9MoNiKaMaDnEsS
2.8% of the fleet
9.38T64,473
10gannet
2.1% of the fleet
7.24T46,848

and 25 more.

35 accounts · 339.86T nodes searched by the whole fleet.

Proposed campaigns

Anyone can put a line up and vote for it. The site owner decides which one the solver actually runs.

Showing the 6 most voted of 23 proposals · see every proposal

Milestones