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ChangesCerebrasIdentified - Caused by External Depencency

Cerebras: Critical incident: Identified - Caused by External Depencency

Major incidentcritical (vendor)Changed Detected stspg.io (opens in new tab)
Summary

Summary pending. The diff below shows exactly what changed.

Incident page: the full timeline of updates

Part of an outage event

Cloudflare outage, Nov 18, 2025 · 77 vendors, 81 incidents

Cerebras’s incident started in the same window without naming Cloudflare (timing only, not evidence of a link). (timing only, posted +1 h 1 min vs the first vendor naming Cloudflare)

See the cascade chart and every vendor →

Detected automatically from incidents that started together and named the same provider. A link means one vendor’s incident named another, not a confirmed cause.

What changed

Struck in red is what Cerebras removed; blue is what they added. Muted text is unchanged context.

AddedTitle#1
Before: not present
After: Identified - Caused by External Depencency
AddedImpact#2
Before: not present
After: critical
AddedStatus#3
Before: not present
After: resolved
AddedStart time#4
Before: not present
After: 2025-11-18 12:30 UTC
AddedResolved time#5
Before: not present
After: 2025-11-18 15:36 UTC
AddedAffected components#6
Before: not present
After: Developer Console, GPT-OSS-120B, Llama3.1-8B, Llama-3.3-70B, Qwen-3-235B-Instruct-2507, Qwen-3-32B, ZAI-GLM-4.6
AddedUpdateinvestigating#7
Before: not present
After: Around 4:09 AM PT, Inference Platform went down causing 500 Internal Server Errors. This issue is caused by a third-party system, and we are currently monitoring.
AddedUpdateinvestigating#8
Before: not present
After: We are continuing to investigate this issue.
AddedUpdateinvestigating#9
Before: not present
After: We are continuing to investigate this issue.
AddedUpdateidentified#10
Before: not present
After: The issue has been identified and a fix is being implemented.
AddedUpdatemonitoring#11
Before: not present
After: A fix has been implemented and we are monitoring the results.
AddedUpdatemonitoring#12
Before: not present
After: The platform is accessible now. We are monitoring to ensure stability.
AddedUpdateresolved#13
Before: not present
After: This incident has been resolved.

First version of this incident archived by Rewindex. View the live incident (opens in new tab).

History of this incident

Tuesday, November 18, 2025

1 incident change

All Cerebras changesCerebras profileMarkdownJSON