ob25_ETHUSDT

ETH order book 25 levels per side, once per second (first book update of each exchange second); lob_update_id joins to l2_* · core · 2026-08-21 — 2026-08-28 (8 days)

Schema

Column	Type	Meaning
exchange	VARCHAR	`binance` for spot streams, `binance_futures` for f*-streams.
symbol	VARCHAR	Instrument.
timestamp_ms	BIGINT	Exchange event time of the diff that produced this top-of-book state, ms UTC.
recv_ms	BIGINT	Local receive time, ms UTC.
epoch	BIGINT	WebSocket session number.
ingest_seq	BIGINT	Arrival counter of the producing frame.
lob_update_id	BIGINT	final_id of the l2_* frame after which this state was taken — joins ob_* to l2_* exactly.
bid_px_1	DOUBLE
bid_px_2	DOUBLE
bid_px_3	DOUBLE
bid_px_4	DOUBLE
bid_px_5	DOUBLE
bid_px_6	DOUBLE
bid_px_7	DOUBLE
bid_px_8	DOUBLE
bid_px_9	DOUBLE
bid_px_10	DOUBLE
bid_px_11	DOUBLE
bid_px_12	DOUBLE
bid_px_13	DOUBLE
bid_px_14	DOUBLE
bid_px_15	DOUBLE
bid_px_16	DOUBLE
bid_px_17	DOUBLE
bid_px_18	DOUBLE
bid_px_19	DOUBLE
bid_px_20	DOUBLE
bid_px_21	DOUBLE
bid_px_22	DOUBLE
bid_px_23	DOUBLE
bid_px_24	DOUBLE
bid_px_25	DOUBLE
bid_qty_1	DOUBLE
bid_qty_2	DOUBLE
bid_qty_3	DOUBLE
bid_qty_4	DOUBLE
bid_qty_5	DOUBLE
bid_qty_6	DOUBLE
bid_qty_7	DOUBLE
bid_qty_8	DOUBLE
bid_qty_9	DOUBLE
bid_qty_10	DOUBLE
bid_qty_11	DOUBLE
bid_qty_12	DOUBLE
bid_qty_13	DOUBLE
bid_qty_14	DOUBLE
bid_qty_15	DOUBLE
bid_qty_16	DOUBLE
bid_qty_17	DOUBLE
bid_qty_18	DOUBLE
bid_qty_19	DOUBLE
bid_qty_20	DOUBLE
bid_qty_21	DOUBLE
bid_qty_22	DOUBLE
bid_qty_23	DOUBLE
bid_qty_24	DOUBLE
bid_qty_25	DOUBLE
ask_px_1	DOUBLE
ask_px_2	DOUBLE
ask_px_3	DOUBLE
ask_px_4	DOUBLE
ask_px_5	DOUBLE
ask_px_6	DOUBLE
ask_px_7	DOUBLE
ask_px_8	DOUBLE
ask_px_9	DOUBLE
ask_px_10	DOUBLE
ask_px_11	DOUBLE
ask_px_12	DOUBLE
ask_px_13	DOUBLE
ask_px_14	DOUBLE
ask_px_15	DOUBLE
ask_px_16	DOUBLE
ask_px_17	DOUBLE
ask_px_18	DOUBLE
ask_px_19	DOUBLE
ask_px_20	DOUBLE
ask_px_21	DOUBLE
ask_px_22	DOUBLE
ask_px_23	DOUBLE
ask_px_24	DOUBLE
ask_px_25	DOUBLE
ask_qty_1	DOUBLE
ask_qty_2	DOUBLE
ask_qty_3	DOUBLE
ask_qty_4	DOUBLE
ask_qty_5	DOUBLE
ask_qty_6	DOUBLE
ask_qty_7	DOUBLE
ask_qty_8	DOUBLE
ask_qty_9	DOUBLE
ask_qty_10	DOUBLE
ask_qty_11	DOUBLE
ask_qty_12	DOUBLE
ask_qty_13	DOUBLE
ask_qty_14	DOUBLE
ask_qty_15	DOUBLE
ask_qty_16	DOUBLE
ask_qty_17	DOUBLE
ask_qty_18	DOUBLE
ask_qty_19	DOUBLE
ask_qty_20	DOUBLE
ask_qty_21	DOUBLE
ask_qty_22	DOUBLE
ask_qty_23	DOUBLE
ask_qty_24	DOUBLE
ask_qty_25	DOUBLE

Conventions shared by all streams — UTC milliseconds, integer prices, what side means where, how gaps are marked and how to rebuild the book — are in the data dictionary. The same text is returned by GET /v1/schema/ob25_ETHUSDT and the MCP tool get_schema.

Sample rows (demo hour)

The demo hour for this stream is not loaded yet — but the schema above is already the contract: columns and types will not change silently.

Work with this stream in the SQL console and the backtest runner — the data stays with us, the results go to you. Get access