Outage in Buildkite

Increased REST and GraphQL API Latency

Resolved Minor
September 23, 2025 - Started 3 months ago - Lasted about 6 hours
Official incident page

Incident Report

We are investigating reports of increased latency on our REST and GraphQL APIs
Components affected
Buildkite REST API

Need to monitor Buildkite outages?

One place to monitor all your cloud vendors. Get instant alerts when an outage is detected.

Latest Updates ( sorted recent to last )
RESOLVED 3 months ago - at 09/24/2025 01:41AM

We have implemented further mitigations and seen error rates and latency return to acceptable levels. We will continue to investigate the issue to better understand the causes.

MONITORING 3 months ago - at 09/24/2025 12:42AM

The p95 experience on our REST and GraphQL APIs have had a number of latency spikes, as high as 26 seconds and we saw an increase in error rates during this time. We're continuing to implement mitigations, and have seen latency and error rate return to baseline over the last 30 minutes. We are continuing to monitor the issue.

INVESTIGATING 3 months ago - at 09/23/2025 11:29PM

We've seen a recurrence on the latency issue and we're continuing to investigate.

MONITORING 3 months ago - at 09/23/2025 09:48PM

We have seen recovery on the impacted services and are investigating possible root causes

INVESTIGATING 3 months ago - at 09/23/2025 09:04PM

We are continuing to investigate this issue.

INVESTIGATING 3 months ago - at 09/23/2025 08:23PM

We have applied mitigations and are still investigating the cause of the increased latency.

INVESTIGATING 3 months ago - at 09/23/2025 07:57PM

We are investigating reports of increased latency on our REST and GraphQL APIs

Latest Buildkite outages

Increased latency and error rates - about 1 month ago
Increased latency and error rates - about 2 months ago
Ongoing AWS incident - about 2 months ago

Status Aggregator for All Your Third-Party Services

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 4600 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook