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Joseph3222/polymarket-orderbook

Polymarket Orderbook Archive Tick-by-tick Polymarket CLOB (central limit order book) event stream for every market, 2026-02-22 → 2026-08-10, plus a query-ready 1-minute full-depth L2 snapshot rollup derived from it. Parquet, partitioned by UTC day, one file per day. Config What Days Size Typical file orderbook raw WebSocket event stream (book, price_change, last_trade_price, tick_size_change) 164 ~1.18 TB 8 GB (max 14 GB) orderbook_1min full L2 book at the end of… See the full description on the dataset page: https://huggingface.co/datasets/Joseph3222/polymarket-orderbook.

Author / organizationJoseph3222
License (as declared)cc-by-4.0
Downloads8.5K (as reported by Hugging Face)
Likes1
Created2 September 2026
Last updated at source2 September 2026
financeprediction-marketspolymarketorderbooklimit-order-bookmarket-microstructurebacktesting
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