AtomicDB

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84.2M
positions
16.1M
practically solved
309.32T
engine nodes
2.3M
analyses
121
in queue
7
active workers
40
active cores
15.4M
nodes / sec
12.4
positions / min
121
proof number
4,421
disproof number
Root conquest: 0/20 first moves solved · 19.1% of tree positions solved · last 24h: 112,962 closures, 1.94T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 71 over 216 open obligations, of which 40 (18.5%) 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 1.8h (median of 3) · measured at 2026-10-15 08:00 UTC
Closures by source, last 24h (112945 of 112945 labelled): USER 85.2% (96268) · FILL 1.6% (1780) · AUTO 13.1% (14803) · SOLVE 0.0% (0) · NONE 0.1% (94) · last 7d (903145 of 903145): USER 95.7% (864213) · FILL 0.4% (3374) · AUTO 3.9% (35067) · SOLVE 0.0% (0) · NONE 0.1% (491). 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
g1f3unsolved10942
g1h3unsolved7032
e2e3unsolved5053
e2e4unsolved4002
d2d4unsolved3862
b1c3unsolved1272
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
1randomchampgamer
33.4% of the fleet
649.18B4,524
2BManBJ
28.6% of the fleet
556.23B6,933
3RickEdinson
21.3% of the fleet
413.26B3,071
4MoNiKaMaDnEsS
16.6% of the fleet
322.89B1,990

4 accounts · 1.94T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
29.2% of the fleet
90.30T751,082
2BManBJ
16.3% of the fleet
50.49T351,473
3tenzink
13.8% of the fleet
42.83T349,427
4auranvesdranor
10.2% of the fleet
31.40T228,002
5randomchampgamer
6.3% of the fleet
19.53T138,487
6Torom
5.1% of the fleet
15.70T113,354
7RickEdinson
4.3% of the fleet
13.44T88,841
8JackIV
3.3% of the fleet
10.06T67,859
9MoNiKaMaDnEsS
2.5% of the fleet
7.77T52,015
10gannet
2.3% of the fleet
7.24T46,848

and 25 more.

35 accounts · 309.36T 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