Bitcoin 5-Minute Market Orderbook Depth — 2026-06-13

On 2026-06-13, full orderbook depth was captured for 288 Polymarket BTC 5-minute Up/Down market rounds — approximately 61,375 bid/ask snapshots totalling 401.7 MB of JSONL. Each snapshot lists every price level and size for both the Up and Down side.

288
Rounds recorded
~61,375
Depth snapshots
401.7 MB
Raw size
1.2¢
Avg opening spread
Up side, best ask − best bid

Replay the day's most active round

btc-updown-5m-1781346000_orderbook.jsonl produced 1.43 MB of snapshots — the deepest recording of 2026-06-13. Watch both books evolve from open to resolution: the Up-side spread widened from 1¢ to 2¢ 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
0.5117
0.5129.76
0.49137.17
0.4837.5
0.47275
0.45308.78
0.436
0.41217.99
0.42,125
0.39376.64
0.381,999.69
0.37557.41
spread1¢
0.3619.47
0.353.13
0.3421
0.3370
0.32142.33
0.3127
0.3531
0.29131
0.2831
0.27590
0.2633
0.25765
DOWN token
4.98 min remaining
pricesize
0.791,045
0.787
0.7727
0.7627
0.7518
0.747
0.737
0.727
0.717
0.77
0.6927
0.68152.33
spread1¢
0.67314.58
0.63575.15
0.621,999.69
0.61371.64
0.62,120
0.59217.99
0.576
0.55308.78
0.53275
0.5237.5
0.51137.17
0.5129.76

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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