Bitcoin 5-Minute Market Orderbook Depth — 2026-10-05

On 2026-10-05, full orderbook depth was captured for 63 Polymarket BTC 5-minute Up/Down market rounds — approximately 13,293 bid/ask snapshots totalling 86.3 MB of JSONL. Each snapshot lists every price level and size for both the Up and Down side.

63
Rounds recorded
~13,293
Depth snapshots
86.3 MB
Raw size
1.0¢
Avg opening spread
Up side, best ask − best bid

Replay the day's most active round

btc-updown-5m-1791167700_orderbook.jsonl produced 1.47 MB of snapshots — the deepest recording of 2026-10-05. 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.

4.97 min left
frame 1/48▸ auto-playing — drag to scrubUp-side spread: 1¢
UP token
4.97 min remaining
pricesize
0.6280
0.6180
0.685
0.59101
0.5865
0.5765
0.5655
0.5555
0.5490
0.531,282
0.52203
0.51193.34
spread1¢
0.510.6
0.495
0.4855
0.4750
0.4650
0.45854
0.44330
0.4370
0.4250
0.4150
0.485
0.3985
DOWN token
4.97 min remaining
pricesize
0.61139
0.6110
0.5990
0.5875
0.5795
0.56355
0.55889
0.5475
0.5375
0.5280
0.5120
0.537.6
spread1¢
0.49328.75
0.48323
0.47283
0.4690
0.4555
0.4455
0.4365
0.4265
0.41101
0.485
0.3980
0.3880

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.

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