How often is Slack down?

Slack has had no incidents detected in the recent monitoring period.

What is the average uptime of Slack in 2026?

The 30-day uptime for Slack is 100.00%%. This is measured by Probecast's independent monitoring from 4 global regions.

How do I get alerted when Slack has an incident?

Create a free Probecast account, add Slack to your monitoring stack, and configure alerts via email, Slack, Microsoft Teams, WhatsApp, or custom webhooks.

Which region has the fastest Slack response times?

Currently, US West has the fastest response times for Slack at 190ms.

What endpoint does Probecast monitor for Slack?

Probecast monitors POST https://slack.com/api/auth.test for Slack. Health checks run every 5 minutes from 4 global regions.

Back to Catalog

Slack

OperationalLast checked: —

Social Media • Salesforce

Team collaboration and messaging platform

Docs

Stack Health Score

Score = Uptime - Penalties
Latency >500ms: -2 | >1000ms: -5
Outages: -2 each | Degradations: -1 each

100.0/ 100

Based on uptime, latency & incidents

100.00%

UptimePercentage of time the API was available.
Only DOWN status impacts this metric.

295ms

Avg Latency

1,000+

APIs monitored

Outages

Degradations

This Month

Uptime History

30-day uptime100.00%

30 days ago

Operational

Degraded

Down

Today

Regional Status

🇺🇸

US West

Operational

190ms

latency

🇺🇸

US East

Operational

204ms

latency

🇪🇺

Europe

Operational

291ms

latency

🌏

Asia Pacific

Operational

494ms

latency

Latency (24h)

Avg: 191ms

Min: 129ms

Max: 341ms

341ms171ms0ms

06:31 AM10:36 AM

Last response:

HTTP 200

Showing data from OregonPrimary monitoring node location. See all 4 regions above for regional availability.

Want to monitor your own APIs and services? Create a free account to track uptime, latency and get instant alerts.

Frequently Asked Questions

Recent Incidents

No incidents recorded

This API has been stable

API Information

Monitored Endpoint

POSThttps://slack.com/api/auth.test

Provider

Salesforce

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