Bitcoin 5-Minute Market Orderbook Depth — 2026-06-27

On 2026-06-27, full orderbook depth was captured for 288 Polymarket BTC 5-minute Up/Down market rounds — approximately 62,106 bid/ask snapshots totalling 409.5 MB of JSONL. Each snapshot lists every price level and size for both the Up and Down side.

288
Rounds recorded
~62,106
Depth snapshots
409.5 MB
Raw size
1.1¢
Avg opening spread
Up side, best ask − best bid

Replay the day's most active round

btc-updown-5m-1782563700_orderbook.jsonl produced 1.65 MB of snapshots — the deepest recording of 2026-06-27. Watch both books evolve from open to resolution: the Up-side spread tightened from 1¢ to 0¢ as the outcome crystallised. Bars show size at each level, scaled within each ladder.

4.96 min left
frame 1/48▸ auto-playing — drag to scrubUp-side spread: 1¢
UP token
4.96 min remaining
pricesize
0.61507.99
0.6636.69
0.59560.61
0.58695.16
0.57474.72
0.56376.34
0.55469
0.54162
0.53116
0.52181
0.51351.67
0.560.69
spread1¢
0.49375.51
0.48170.39
0.47131
0.46277
0.45537
0.44147
0.43118
0.42104
0.41111
0.4261
0.3970
0.3880
DOWN token
4.96 min remaining
pricesize
0.6280
0.6175
0.6261
0.59111
0.58114
0.57118
0.56247
0.55532
0.54277
0.53223.82
0.52141
0.511,811.06
spread1¢
0.561.68
0.49271.67
0.48160
0.47100
0.46135
0.45469
0.44371.34
0.43469.72
0.42545.16
0.41560.61
0.4641.69
0.39538.99

Showing 48 sampled snapshots, 12 levels nearest the touch on each side. The raw JSONL carries the complete ladder — every level, every ~1.5 seconds, for both tokens.

← 2026-06-26All days2026-06-28 →
Want this day — and every other one?

The full archive includes all 43,671 BTC files plus every other dataset.

Free sampleGet the archive — $15