# A-USDT on Okx — instrument statistics

> Machine-readable twin of https://cryptostruct.com/analyze/instrument/243387 (an interactive dashboard that needs JavaScript).
> This document: https://cryptostruct.com/analyze/instrument/243387.md · Source: CryptoStruct's own tick-by-tick recordings.

A-USDT is a spot instrument on Okx (A/USDT). Master data, archive coverage and daily market statistics below.

## Instrument master data

| Field | Value |
| --- | --- |
| Instrument | A-USDT (id 243387) |
| Exchange | Okx (`okex`) |
| Class | spot |
| Pair | A/USDT |
| State | open |
| Tick size | 0.00001 |
| Lot size | 0.01 |
| Minimum order | 10 A |
| Minimum notional | — |
| Listed | 2025-05-29 |

Exchange-published rules as synced on 2026-10-07; venues change them — check the venue before trading.

## Archive coverage

496 recorded UTC days from 2025-05-29 to 2026-10-06 — every trade, every order-book update at full depth and every quote of the venue's feed, one zstd-compressed JSON-lines file per day.

## Daily market statistics (last 30 recorded days)

Averages over these days: $377,792 turnover and 3,936 trades per day, quoted spread 14.3 bps, top-of-book depth $149, top-20 depth $3,703 (mid-side total notional over the top 20 levels).

| UTC day | Trades | Turnover USD | Avg spread bps | Top-of-book depth USD | Top-20 depth USD |
| --- | --- | --- | --- | --- | --- |
| 2026-10-06 | 4,727 | $683,939 | 14 | $168 | $4,017 |
| 2026-10-05 | 5,520 | $845,538 | 14.6 | $203 | $4,711 |
| 2026-10-04 | 1,993 | $208,062 | 13.2 | $115 | $2,855 |
| 2026-10-03 | 884 | $87,773 | 14.1 | $156 | $3,871 |
| 2026-10-02 | 5,872 | $203,142 | 12.8 | $111 | $3,432 |
| 2026-10-01 | 5,153 | $160,884 | 15 | $178 | $4,601 |
| 2026-09-30 | 8,144 | $443,425 | 15.4 | $172 | $3,841 |
| 2026-09-29 | 6,564 | $270,864 | 15.1 | $161 | $4,241 |
| 2026-09-28 | 5,046 | $476,042 | 13.7 | $135 | $3,525 |
| 2026-09-27 | 3,849 | $380,788 | 13.3 | $145 | $3,712 |
| 2026-09-26 | 2,346 | $221,176 | 12.3 | $122 | $2,869 |
| 2026-09-25 | 2,968 | $420,990 | 15.4 | $272 | $3,917 |
| 2026-09-24 | 6,573 | $494,263 | 12.7 | $81 | $3,472 |
| 2026-09-23 | 6,699 | $589,804 | 12.8 | $92 | $3,298 |
| 2026-09-22 | 7,169 | $648,932 | 11.8 | $126 | $3,281 |
| 2026-09-21 | 4,958 | $419,421 | 14 | $140 | $3,662 |
| 2026-09-20 | 3,172 | $312,970 | 14 | $166 | $3,741 |
| 2026-09-19 | 4,875 | $661,859 | 14.8 | $191 | $4,355 |
| 2026-09-18 | 11,988 | $1,606,519 | 16.4 | $193 | $4,440 |
| 2026-09-17 | 1,102 | $143,477 | 16.3 | $182 | $6,042 |
| 2026-09-16 | 1,286 | $178,030 | 16.8 | $194 | $6,326 |
| 2026-09-15 | 3,115 | $388,333 | 15.2 | $152 | $4,354 |
| 2026-09-14 | 1,963 | $207,098 | 14.6 | $106 | $3,119 |
| 2026-09-13 | 2,319 | $250,560 | 15.5 | $113 | $2,532 |
| 2026-09-12 | 512 | $57,433 | 13.8 | $101 | $2,780 |
| 2026-09-11 | 1,740 | $190,530 | 14.5 | $142 | $2,743 |
| 2026-09-10 | 1,453 | $205,803 | 15 | $153 | $2,767 |
| 2026-09-09 | 3,187 | $337,434 | 15.6 | $144 | $2,968 |
| 2026-09-08 | 1,802 | $131,073 | 13.1 | $139 | $2,709 |
| 2026-09-07 | 1,099 | $107,606 | 12.6 | $118 | $2,909 |

## Get the data

- Rolling 24 h of 1-minute statistics as CSV (free, no auth): https://cryptostruct.com/api/analyze/instrument-last-24h-minutes/243387?format=csv
- Full tick-by-tick day files, €1 per instrument-day, no subscription, no account: https://cryptostruct.com/shop?i=243387
- Free sample days: https://cryptostruct.com/download · MCP server for agents: https://cryptostruct.com/mcp