What is Klaviyo API status right now?

Klaviyo API is operational. Check Klaviyo API service health and outages at the top of this page for real-time updates.

When was the last Klaviyo API outage?

The last Klaviyo API outage was on December 18, 2025: "Data processing delays"

How do I check if Klaviyo API is down?

Use IsDown to monitor Klaviyo API status and get alerts when Klaviyo API is down. You can also check the official Klaviyo status page.

How do I get alerts when Klaviyo API is down?

Create an IsDown account to monitor Klaviyo API status. Get instant alerts via Slack, PagerDuty, or email when Klaviyo API outages occur.

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Klaviyo API status. Is Klaviyo API down right now?

Q: Is Klaviyo API down today?

Klaviyo API is not down today according to the official status page. IsDown monitors Klaviyo status continuously for outages and service health issues.

Klaviyo status updated 2 minutes 21 seconds ago

Is Klaviyo API down?

Klaviyo API is working normally

IsDown last checked Klaviyo API status on January 22, 2026 at 10:21 AM UTC. We've received 0 user reports in the past 24 hours.

Monitoring since Apr 2020 · 4 incidents caught · 37 components tracked in real-time

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Klaviyo API service health over the last 24 hours

This chart shows the number of user-reported issues for Klaviyo API service health over the past 24 hours, grouped into 20-minute intervals. It's normal to see occasional reports, which may be due to individual user issues rather than a broader problem.

Klaviyo API Outage Map

Klaviyo outage map showing where users report when Klaviyo is down

See where users report Klaviyo API is down. The map shows recent Klaviyo API outages from around the world.

Klaviyo API Outage Map

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Downtime health for the last 90 days

In the last 90 days, Klaviyo had 2 incidents (1 major outage and 1 minor incident) with a median duration of 3 hours 49 minutes.

Total

Incidents

Critical

Major Outages

Warning

Minor Incidents

Duration

3 hour

Median Resolution

Latest Klaviyo API outages detected by IsDown

Check Klaviyo API status history below. IsDown detects when Klaviyo API is down, tracking both official outages and user-reported issues.

about 2 hours

Data processing delays

Dec 18, 2025 at 04:10 AM

about 5 hours

Cloudflare incident disrupting onsite events

Nov 18, 2025 at 01:58 PM

1 day

Widespread Access Outage

Oct 20, 2025 at 08:58 AM

19 minutes

Klaviyo App Access Issues

Oct 02, 2025 at 05:43 PM

Title	Started At	Duration
Data processing delays Starting around 9:52pm US Eastern, a database upgrade failure caused data processing delays in-ap...	Dec 18, 2025 at 04:10 AM UTC	about 2 hours
Cloudflare incident disrupting onsite events Cloudflare declared an incident around 6:30 am US Eastern causing all onsite activities, such as ...	Nov 18, 2025 at 01:58 PM UTC	about 5 hours
Widespread Access Outage Starting around 2:50am EST, due to outages with an upstream provider, several services in Klaviyo...	Oct 20, 2025 at 08:58 AM UTC	1 day
Klaviyo App Access Issues From 1:17 PM to 1:32 PM US/Eastern on 10/2/25, we experienced an issue that resulted in errors ac...	Oct 02, 2025 at 05:43 PM UTC	19 minutes

Get alerts when Klaviyo API is down

Monitor all your external dependencies in one place
Get instant alerts when outages are detected
Be the first to know if service is down
Show real-time status on private or public status page
Keep your team informed

Start monitoring for free

Frequently Asked Questions

Is Klaviyo API down today?

Klaviyo API isn't down. You can check Klaviyo API status and incident details on the top of the page. IsDown continuously monitors Klaviyo API official status page every few minutes. In the last 24 hours, there were 0 outages reported.

What is the current Klaviyo API status?

Klaviyo API is currently operational. You can check Klaviyo API status and incident details on the top of the page. The status is updated in almost real-time, and you can see the latest outages and issues affecting customers.

Is there a Klaviyo API outage now?

No, there is no ongoing official outage. Check on the top of the page if there are any reported problems by other users.

Is Klaviyo API down today or just slow?

Currently there's no report of Klaviyo API being slow. Check on the top of the page if there are any reported problems by other users.

How are Klaviyo API outages detected?

IsDown monitors the Klaviyo API official status page every few minutes. We also get reports from users like you. If there are enough reports about an outage, we'll show it on the top of the page.

Is Klaviyo API having an outage right now?

Klaviyo API last outage was on December 18, 2025 with the title "Data processing delays"

How IsDown compares to DownDetector when monitoring Klaviyo?

IsDown and DownDetector help users determine if Klaviyo is having problems. The big difference is that IsDown is a status page aggregator. IsDown monitors a service's official status page to give our customers a more reliable source of information instead of just relying on reports from users. The integration allows us to provide more details about Klaviyo's Outages, like incident title, description, updates, and the parts of the affected service. Additionally, users can create internal status pages and set up notifications for all their third-party services.