# OP-USDT on HTX USDT-M — instrument statistics

> Machine-readable twin of https://cryptostruct.com/analyze/instrument/11158 (an interactive dashboard that needs JavaScript).
> This document: https://cryptostruct.com/analyze/instrument/11158.md · Source: CryptoStruct's own tick-by-tick recordings.

OP-USDT is a perpetual instrument on HTX USDT-M (OP/USDT). Master data, archive coverage and daily market statistics below.

## Instrument master data

| Field | Value |
| --- | --- |
| Instrument | OP-USDT (id 11158) |
| Exchange | HTX USDT-M (`huobi_usdt-m`) |
| Class | perpetual · linear |
| Pair | OP/USDT |
| State | open |
| Tick size | 0.00001 |
| Lot size | 1 |
| Minimum order | 1 OP |
| Minimum notional | — |
| Contract size | 0.1 OP |
| Funding interval | 8 h |
| Listed | 2022-06-01 |

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

## Archive coverage

199 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 5 recorded days)

Averages over these days: $24,343 turnover and 2,264 trades per day, quoted spread 24.8 bps, top-of-book depth $427, top-20 depth $15,714 (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 | 2,648 | $19,245 | 23.9 | $532 | $17,110 |
| 2026-10-05 | 2,900 | $39,083 | 23.7 | $454 | $16,590 |
| 2026-10-04 | 2,582 | $19,503 | 25.2 | $195 | $15,100 |
| 2026-10-03 | 2,953 | $41,703 | 27.8 | $444 | $13,539 |
| 2026-10-02 | 239 | $2,181 | 23.6 | $512 | $16,232 |

## Get the data

- Rolling 24 h of 1-minute statistics as CSV (free, no auth): https://cryptostruct.com/api/analyze/instrument-last-24h-minutes/11158?format=csv
- Full tick-by-tick day files, €1 per instrument-day, no subscription, no account: https://cryptostruct.com/shop?i=11158
- Free sample days: https://cryptostruct.com/download · MCP server for agents: https://cryptostruct.com/mcp