AtomicDB

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84.3M
positions
16.1M
practically solved
309.53T
engine nodes
2.3M
analyses
0
in queue
7
active workers
40
active cores
4.9M
nodes / sec
53.7
positions / min
123
proof number
4,436
disproof number
Root conquest: 0/20 first moves solved · 19.1% of tree positions solved · last 24h: 123,587 closures, 2.05T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 71 over 214 open obligations, of which 40 (18.7%) 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 13.4m (median of 7) · measured at 2026-10-15 10:00 UTC
Closures by source, last 24h (123587 of 123587 labelled): USER 84.6% (104609) · FILL 1.7% (2105) · AUTO 13.6% (16776) · SOLVE 0.0% (0) · NONE 0.1% (97) · last 7d (912474 of 912474): USER 95.8% (874130) · FILL 0.4% (3525) · AUTO 3.8% (34321) · SOLVE 0.0% (0) · NONE 0.1% (498). 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
g1f3unsolved10192
g1h3unsolved7632
e2e3unsolved5053
d2d4unsolved4002
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
1BManBJ
32.5% of the fleet
667.81B7,955
2randomchampgamer
30.4% of the fleet
624.41B4,651
3RickEdinson
21.8% of the fleet
447.99B3,360
4MoNiKaMaDnEsS
15.2% of the fleet
311.48B2,062

4 accounts · 2.05T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
29.2% of the fleet
90.30T751,082
2BManBJ
16.3% of the fleet
50.61T352,496
3tenzink
13.8% of the fleet
42.83T349,427
4auranvesdranor
10.1% of the fleet
31.40T228,002
5randomchampgamer
6.3% of the fleet
19.59T138,963
6Torom
5.1% of the fleet
15.70T113,354
7RickEdinson
4.4% of the fleet
13.48T89,163
8JackIV
3.2% of the fleet
10.06T67,859
9MoNiKaMaDnEsS
2.5% of the fleet
7.82T52,354
10gannet
2.3% of the fleet
7.24T46,848

and 25 more.

35 accounts · 309.62T 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