Bitcoin 5-Minute Market Orderbook Depth — 2026-10-06

On 2026-10-06, full orderbook depth was captured for 288 Polymarket BTC 5-minute Up/Down market rounds — approximately 60,878 bid/ask snapshots totalling 402.5 MB of JSONL. Each snapshot lists every price level and size for both the Up and Down side.

288
Rounds recorded
~60,878
Depth snapshots
402.5 MB
Raw size
1.1¢
Avg opening spread
Up side, best ask − best bid

Replay the day's most active round

btc-updown-5m-1791281400_orderbook.jsonl produced 1.72 MB of snapshots — the deepest recording of 2026-10-06. 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
0.59378.78
0.58354.78
0.57399.78
0.561,825.78
0.55391.78
0.54179.78
0.53188.78
0.5298.78
0.5135.28
0.5170
0.49145
0.4820.26
spread1¢
0.473,101.84
0.46392
0.45198
0.44218
0.43189
0.42205
0.41295
0.4336
0.39432
0.38386
0.37424
0.36407
DOWN token
4.96 min remaining
pricesize
0.64507
0.63440
0.62386
0.61263
0.6336
0.59280
0.58205
0.57189
0.56218
0.55198
0.54392
0.533,051.46
spread1¢
0.5220.26
0.51145
0.5170
0.4935.28
0.4898.78
0.47188.78
0.46179.78
0.45406.78
0.441,840.78
0.43399.78
0.42354.78
0.41378.78

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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