Region Global Probed contract XBTUSDTM Vantage Tokyo, JP

KuCoin reliability

Independent measurement of KuCoin: API availability, response time, server clock offset and market-data staleness, sampled every 15 seconds.

Degraded

Uptime

99.89%

2,793 probes

Median

15 ms

p95 38 ms

Clock offset

+1 ms

Data age

481 ms

p95 5,057 ms

Go to KuCoin

Plain link to the venue's own site. No referral arrangement is in place with this venue.

Daily availability

2026-09-11 00:00 2026-09-11 04:00

Measured

Uptime	99.89%
Median	15 ms
p95	38 ms
p99	173 ms
Clock offset	+1 ms
Data age p50	481 ms
Data age p95	5,057 ms
APR spread	0.013 bps
Uptime under stress	100% (765)

Execution cost

Estimated price deviation from visible orders; trading fees are not included.

Order size	Could fill	Cheapest	Median rank
$10k	100%	0%	7
$50k	85%	0%	7
$250k	43%	0%	7
$1M	15%	0%	8

Measured across 40 widely-listed symbols. "Could fill" is the share of them whose visible book absorbed the whole order; "cheapest" is the share of those where this venue also had the best price.

Recent incidents

Opened after 2 consecutive failed probes; closed after 2 consecutive good ones.

No incident recorded in this window. That is a real result, not a placeholder — every probe in the period answered correctly.

Compare KuCoin with

KuCoin vs Binance

Uptime 99.89% / 100% · Median 15 ms / 4 ms

KuCoin vs Gate

Uptime 99.89% / 100% · Median 15 ms / 6 ms

KuCoin vs Bitget

Uptime 99.89% / 99.89% · Median 15 ms / 17 ms

KuCoin vs OKX

Uptime 99.89% / 99.89% · Median 15 ms / 19 ms

KuCoin vs Bybit

Uptime 99.89% / 99.89% · Median 15 ms / 73 ms

KuCoin vs Coinbase

Uptime 99.89% / 99.89% · Median 15 ms / 178 ms

KuCoin vs Kraken

Uptime 99.89% / 99.89% · Median 15 ms / 254 ms

KuCoin vs MEXC

Uptime 99.89% / 98.9% · Median 15 ms / 28 ms

KuCoin vs HTX

Uptime 99.89% / 98.2% · Median 15 ms / 11 ms