AtomicDB

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64.0M
positions
11.3M
practically solved
230.41T
engine nodes
1.8M
analyses
8,277
in queue
9
active workers
60
active cores
11.5M
nodes / sec
16.3
positions / min
125
proof number
3,794
disproof number
Root conquest: 0/20 first moves solved · 17.7% of tree positions solved · last 24h: 477,604 closures, 6.18T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 81 over 188 open obligations, of which 30 (16.0%) 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 11.7h (median of 153) · measured at 2026-09-27 04:00 UTC
Closures by source, last 24h (477593 of 477593 labelled): USER 92.4% (441186) · FILL 1.8% (8452) · AUTO 5.6% (26873) · SOLVE 0.0% (0) · NONE 0.2% (1082) · last 7d (1254764 of 1254827): USER 96.6% (1211902) · FILL 0.7% (8795) · AUTO 2.6% (32065) · SOLVE 0.0% (0) · NONE 0.2% (2002). Labelling started at deploy: closures older than that carry no source and are counted in none of the shares above.

Now analyzing

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Keyboard move list

First moves from the starting position

movestateevalvisits
g1f3unsolved9692
g1h3unsolved6932
e2e3unsolved5053
d2d4unsolved4352
e2e4unsolved4172
b1c3unsolved1832
c2c3unsolved02
g2g3unsolved02
b2b4unsolved03
b1a3unsolved03
h2h3unsolved-1002
a2a3unsolved-1032
f2f3unsolved-1102
d2d3unsolved-1162
b2b3unsolved-1191
f2f4unsolved-3023
h2h4unsolved-5002
a2a4unsolved-5022
g2g4unsolved-6002
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
1NitroColoraze
67.4% of the fleet
4.16T22,267
2auranvesdranor
8.8% of the fleet
541.68B3,233
3tenzink
8.3% of the fleet
513.58B2,816
4BManBJ
8.3% of the fleet
512.82B3,525
5randomchampgamer
4.7% of the fleet
289.54B1,989
6MoNiKaMaDnEsS
2.3% of the fleet
144.96B1,073
7RandomMatrix
0.2% of the fleet
10.11B76
8Torom
0.1% of the fleet
3.44B8

8 accounts · 6.18T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
39.2% of the fleet
90.30T751,082
2tenzink
15.6% of the fleet
36.00T302,694
3BManBJ
11.2% of the fleet
25.74T176,705
4auranvesdranor
11.1% of the fleet
25.68T184,767
5JackIV
4.4% of the fleet
10.06T67,859
6randomchampgamer
3.8% of the fleet
8.77T63,495
7RickEdinson
2.8% of the fleet
6.50T43,070
8MoNiKaMaDnEsS
1.8% of the fleet
4.10T26,341
9NeoArcturus
1.8% of the fleet
4.09T16,756
10ijh
1.6% of the fleet
3.57T37,348

and 22 more.

32 accounts · 230.51T 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 21 proposals · see every proposal

Milestones