AtomicDB

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73.6M
positions
13.7M
practically solved
263.17T
engine nodes
2.0M
analyses
4,863
in queue
8
active workers
48
active cores
18.3M
nodes / sec
18.5
positions / min
82
proof number
3,797
disproof number
Root conquest: 0/20 first moves solved · 18.6% of tree positions solved · last 24h: 237,665 closures, 3.68T nodes searched
Proof health & closures by source
Proof health · median disproof number on the AND frontier: 70 over 207 open obligations, of which 37 (17.9%) 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 39s (median of 16) · measured at 2026-10-03 09:00 UTC
Closures by source, last 24h (237437 of 237437 labelled): USER 99.6% (236421) · FILL 0.0% (0) · AUTO 0.0% (0) · SOLVE 0.0% (0) · NONE 0.4% (1016) · last 7d (2505850 of 2505867): USER 98.6% (2469531) · FILL 0.3% (7997) · AUTO 1.0% (23963) · SOLVE 0.0% (0) · NONE 0.2% (4359). 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
g1f3unsolved11012
g1h3unsolved7252
e2e3unsolved5053
d2d4unsolved4402
e2e4unsolved4182
b1c3unsolved1102
c2c3unsolved02
g2g3unsolved02
b2b4unsolved03
b1a3unsolved03
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
36.9% of the fleet
1.36T10,165
2tenzink
18.4% of the fleet
675.68B5,043
3randomchampgamer
18.0% of the fleet
660.93B5,211
4auranvesdranor
12.7% of the fleet
465.93B3,556
5RickEdinson
12.6% of the fleet
464.65B3,431
6MoNiKaMaDnEsS
1.1% of the fleet
41.03B322
7quasa
0.2% of the fleet
7.94B62
8soothdest
0.1% of the fleet
5.48B51

8 accounts · 3.68T nodes searched by the whole fleet.

All time

ContributorNodesAnalyses
1NitroColoraze
34.3% of the fleet
90.30T751,082
2tenzink
15.1% of the fleet
39.72T328,738
3BManBJ
13.1% of the fleet
34.62T244,083
4auranvesdranor
11.9% of the fleet
31.40T228,002
5randomchampgamer
4.8% of the fleet
12.54T93,481
6JackIV
3.8% of the fleet
10.06T67,859
7RickEdinson
3.1% of the fleet
8.19T55,094
8gannet
2.7% of the fleet
7.24T46,848
9MoNiKaMaDnEsS
2.0% of the fleet
5.21T34,838
10NeoArcturus
1.6% of the fleet
4.09T16,758

and 25 more.

35 accounts · 263.27T 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