# API3-USD on Coinbase — instrument statistics

> Machine-readable twin of https://cryptostruct.com/analyze/instrument/15397 (an interactive dashboard that needs JavaScript).
> This document: https://cryptostruct.com/analyze/instrument/15397.md · Source: CryptoStruct's own tick-by-tick recordings.

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

## Instrument master data

| Field | Value |
| --- | --- |
| Instrument | API3-USD (id 15397) |
| Exchange | Coinbase (`coinbase`) |
| Class | spot |
| Pair | API3/USD |
| State | open |
| Tick size | 0.00001 |
| Lot size | 0.01 |
| Minimum order | — |
| Minimum notional | — |

Exchange-published rules as synced on 2026-10-30; venues change them — check the venue before trading.

## Archive coverage

1,032 recorded UTC days from 2023-10-11 to 2026-10-29 — 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: $174,835 turnover and 1,437 trades per day, quoted spread 12.3 bps, top-of-book depth $202, top-20 depth $34,768 (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 |
| --- | --- | --- | --- | --- | --- |
| 2026-09-30 | 1,428 | $131,145 | 12.9 | $113 | $33,787 |
| 2026-09-29 | 3,748 | $327,726 | 10.5 | $118 | $17,475 |
| 2026-09-28 | 1,171 | $113,291 | 11.3 | $169 | $36,927 |
| 2026-09-27 | 1,642 | $209,282 | 8.3 | $149 | $18,402 |
| 2026-09-26 | 838 | $163,516 | 12.2 | $189 | $37,876 |
| 2026-09-25 | 1,821 | $244,606 | 10.6 | $127 | $20,488 |
| 2026-09-24 | 1,018 | $123,142 | 12.6 | $162 | $37,240 |
| 2026-09-23 | 5,931 | $669,604 | 11.7 | $137 | $15,667 |
| 2026-09-22 | 1,724 | $117,778 | 10.9 | $152 | $37,189 |
| 2026-09-21 | 2,690 | $268,907 | 8.5 | $158 | $21,180 |
| 2026-09-20 | 1,846 | $186,583 | 10.5 | $247 | $42,630 |
| 2026-09-19 | 1,277 | $176,305 | 10.2 | $163 | $31,924 |
| 2026-09-18 | 1,073 | $248,516 | 11.5 | $165 | $34,164 |
| 2026-09-17 | 452 | $44,695 | 9.9 | $129 | $37,760 |
| 2026-09-16 | 490 | $76,956 | 11.6 | $126 | $31,277 |
| 2026-09-15 | 1,054 | $192,863 | 12.5 | $137 | $34,324 |
| 2026-09-14 | 3,270 | $517,906 | 13.3 | $121 | $14,783 |
| 2026-09-13 | 2,901 | $411,017 | 13.9 | $136 | $40,086 |
| 2026-09-12 | 914 | $167,370 | 9.93 | $173 | $41,015 |
| 2026-09-11 | 663 | $47,466 | 11.6 | $114 | $40,248 |
| 2026-09-10 | 655 | $117,323 | 11.4 | $271 | $40,712 |
| 2026-09-09 | 425 | $40,579 | 11.1 | $118 | $40,814 |
| 2026-09-08 | 479 | $54,118 | 10.5 | $111 | $40,260 |
| 2026-09-07 | 308 | $31,458 | 10.9 | $117 | $40,861 |
| 2026-09-06 | 542 | $58,313 | 10.7 | $102 | $47,061 |
| 2026-09-05 | 484 | $43,680 | 10.7 | $111 | $41,972 |
| 2026-09-04 | 443 | $107,760 | 11.7 | $80 | $39,612 |
| 2026-09-03 | 2,197 | $194,678 | 11.7 | $107 | $39,000 |
| 2026-09-02 | 899 | $76,471 | 12.2 | $71 | $40,992 |
| 2026-09-01 | 730 | $82,003 | 42.9 | $1,988 | $47,326 |

## Get the data

- Rolling 24 h of 1-minute statistics as CSV (free, no auth): https://cryptostruct.com/api/analyze/instrument-last-24h-minutes/15397?format=csv
- Full tick-by-tick day files, €1 per instrument-day, no subscription, no account: https://cryptostruct.com/shop?i=15397
- Free sample days: https://cryptostruct.com/download · MCP server for agents: https://cryptostruct.com/mcp