Pinecone incident

[Serverless][GCP][europe-west4] 5xx errors on read and write operations for some indexes

Major Resolved View vendor source →

Pinecone experienced a major incident on December 15, 2025 affecting GCP europe-west4, lasting 11h 22m. The incident has been resolved; the full update timeline is below.

Started
Dec 15, 2025, 10:39 AM UTC
Resolved
Dec 15, 2025, 10:02 PM UTC
Duration
11h 22m
Detected by Pingoru
Dec 15, 2025, 10:39 AM UTC

Affected components

GCP europe-west4

Update timeline

  1. investigating Dec 15, 2025, 12:54 PM UTC

    We are currently investigating this issue.

  2. identified Dec 15, 2025, 02:34 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Dec 15, 2025, 09:20 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. resolved Dec 15, 2025, 10:02 PM UTC

    This incident has been resolved.