Bitcoin 5-Minute Market Orderbook Depth — 2026-07-09

On 2026-07-09, full orderbook depth was captured for 288 Polymarket BTC 5-minute Up/Down market rounds — approximately 62,503 bid/ask snapshots totalling 416.3 MB of JSONL. Each snapshot lists every price level and size for both the Up and Down side.

288
Rounds recorded
~62,503
Depth snapshots
416.3 MB
Raw size
1.1¢
Avg opening spread
Up side, best ask − best bid

Replay the day's most active round

btc-updown-5m-1783612500_orderbook.jsonl produced 1.6 MB of snapshots — the deepest recording of 2026-07-09. 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.

4.98 min left
frame 1/48▸ auto-playing — drag to scrubUp-side spread: 1¢
UP token
4.98 min remaining
pricesize
0.62271.63
0.61167.67
0.6324.13
0.59713.79
0.58250.88
0.57214.99
0.56309.68
0.55702.45
0.54263.69
0.5394.55
0.5278
0.51431.65
spread1¢
0.5627.3
0.49581.69
0.48749.11
0.47299.55
0.46835
0.45537
0.44310
0.43176.25
0.42177
0.41136
0.4507
0.39141
DOWN token
4.98 min remaining
pricesize
0.61354
0.6627
0.59369
0.58415
0.57399.25
0.56405
0.55750
0.541,053
0.53377
0.52399.11
0.51676.69
0.51,544.14
spread1¢
0.49223.9
0.4863
0.4784.55
0.46238.69
0.45770.45
0.44429.68
0.43439.99
0.42360.88
0.41451.79
0.4734.13
0.39390.67
0.38489.63

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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