# API3-USDT on KuCoin — instrument statistics

> Machine-readable twin of https://cryptostruct.com/analyze/instrument/260433 (an interactive dashboard that needs JavaScript).
> This document: https://cryptostruct.com/analyze/instrument/260433.md · Source: CryptoStruct's own tick-by-tick recordings.

API3-USDT is a spot instrument on KuCoin (API3/USDT). Master data, archive coverage and daily market statistics below.

## Instrument master data

| Field | Value |
| --- | --- |
| Instrument | API3-USDT (id 260433) |
| Exchange | KuCoin (`kucoin_spot`) |
| Class | spot |
| Pair | API3/USDT |
| State | open |
| Tick size | 0.0001 |
| Lot size | 0.0001 |
| Minimum order | 0.01 API3 |
| Minimum notional | 0.1 USDT |

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

## Archive coverage

1,092 recorded UTC days from 2023-10-11 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: $32,952 turnover and 1,181 trades per day, quoted spread 19.5 bps, top-of-book depth $99, top-20 depth $1,756 (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 | 9,662 | $281,499 | 24.8 | $65 | $2,281 |
| 2026-10-05 | 4,109 | $176,985 | 15.5 | $213 | $2,303 |
| 2026-10-04 | 530 | $22,360 | 21.2 | $200 | $1,308 |
| 2026-10-03 | 839 | $14,224 | 14.3 | $76 | $867 |
| 2026-10-02 | 409 | $7,699 | 21.7 | $134 | $1,033 |
| 2026-10-01 | 375 | $6,631 | 16.1 | $64 | $1,324 |
| 2026-09-30 | 688 | $26,088 | 22.9 | $169 | $2,323 |
| 2026-09-29 | 1,053 | $33,386 | 17 | $60 | $1,701 |
| 2026-09-28 | 401 | $6,196 | 28.3 | $106 | $1,616 |
| 2026-09-27 | 398 | $6,840 | 17.5 | $37 | $1,584 |
| 2026-09-26 | 301 | $7,691 | 22.5 | $135 | $1,826 |
| 2026-09-25 | 507 | $14,232 | 16.7 | $52 | $1,849 |
| 2026-09-24 | 336 | $18,687 | 25.7 | $292 | $2,188 |
| 2026-09-23 | 3,276 | $77,139 | 18.5 | $110 | $2,158 |
| 2026-09-22 | 313 | $8,056 | 25.1 | $137 | $1,776 |
| 2026-09-21 | 618 | $16,846 | 15.5 | $57 | $1,804 |
| 2026-09-20 | 279 | $14,480 | 24.8 | $266 | $1,910 |
| 2026-09-19 | 459 | $21,655 | 16.8 | $61 | $1,668 |
| 2026-09-18 | 215 | $3,912 | 21.3 | $193 | $1,691 |
| 2026-09-17 | 238 | $4,581 | 15.6 | $78 | $1,679 |
| 2026-09-16 | 530 | $10,167 | 14.6 | $43 | $1,297 |
| 2026-09-15 | 402 | $6,773 | 22.3 | $110 | $1,204 |
| 2026-09-14 | 4,110 | $117,763 | 20 | $59 | $3,552 |
| 2026-09-13 | 3,021 | $51,968 | 16.6 | $55 | $1,653 |
| 2026-09-12 | 389 | $5,555 | 15.5 | $29 | $1,498 |
| 2026-09-11 | 296 | $4,299 | 16.1 | $42 | $1,724 |
| 2026-09-10 | 300 | $1,630 | 24.8 | $35 | $1,826 |
| 2026-09-09 | 487 | $9,419 | 16.9 | $32 | $1,886 |
| 2026-09-08 | 407 | $7,947 | 18.3 | $31 | $1,672 |
| 2026-09-07 | 475 | $3,846 | 17.7 | $23 | $1,480 |

## Get the data

- Rolling 24 h of 1-minute statistics as CSV (free, no auth): https://cryptostruct.com/api/analyze/instrument-last-24h-minutes/260433?format=csv
- Full tick-by-tick day files, €1 per instrument-day, no subscription, no account: https://cryptostruct.com/shop?i=260433
- Free sample days: https://cryptostruct.com/download · MCP server for agents: https://cryptostruct.com/mcp