AtomicDB

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84.3M
positions
16.1M
practically solved
309.40T
engine nodes
2.3M
analyses
83
in queue
7
active workers
40
active cores
25.5M
nodes / sec
3.4
positions / min
121
proof number
4,421
disproof number
Root conquest: 0/20 first moves solved · 19.1% of tree positions solved · last 24h: 125,366 closures, 2.00T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 72 over 215 open obligations, of which 40 (18.6%) 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 16.1m (median of 2) · measured at 2026-10-15 09:00 UTC
Closures by source, last 24h (125366 of 125366 labelled): USER 86.4% (108311) · FILL 1.5% (1905) · AUTO 12.0% (15054) · SOLVE 0.0% (0) · NONE 0.1% (96) · last 7d (911442 of 911442): USER 96.0% (875021) · FILL 0.4% (3325) · AUTO 3.6% (32599) · SOLVE 0.0% (0) · NONE 0.1% (497). 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
g1f3unsolved10922
g1h3unsolved7032
e2e3unsolved5053
e2e4unsolved4002
d2d4unsolved3902
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
31.7% of the fleet
634.08B4,479
2BManBJ
30.8% of the fleet
616.90B7,306
3RickEdinson
21.6% of the fleet
432.24B3,170
4MoNiKaMaDnEsS
15.9% of the fleet
318.70B1,952

4 accounts · 2.00T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
29.2% of the fleet
90.30T751,082
2BManBJ
16.3% of the fleet
50.55T351,847
3tenzink
13.8% of the fleet
42.83T349,427
4auranvesdranor
10.1% of the fleet
31.40T228,002
5randomchampgamer
6.3% of the fleet
19.56T138,635
6Torom
5.1% of the fleet
15.70T113,354
7RickEdinson
4.3% of the fleet
13.46T88,940
8JackIV
3.2% of the fleet
10.06T67,859
9MoNiKaMaDnEsS
2.5% of the fleet
7.79T52,122
10gannet
2.3% of the fleet
7.24T46,848

and 25 more.

35 accounts · 309.49T 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