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

What to do

Check whether you use Pinecone GCP europe-west4 in eu, europe-west4. Check your stack
Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
Confirm your retries, queues and scheduled jobs caught up after the 11h 23m it lasted.
Anything that failed between 2025-12-15 10:39 UTC and 2025-12-15 22:02 UTC may need a replay.
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https://down.guide/feed?provider=pinecone works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

investigatingDec 15, 2025, 10:39 AM UTC
We are currently investigating this issue.
provider
identifiedDec 15, 2025, 2:34 PM UTC
The issue has been identified and a fix is being implemented.
provider
monitoringDec 15, 2025, 9:20 PM UTC
A fix has been implemented and we are monitoring the results.
provider
resolvedDec 15, 2025, 10:02 PM UTC
This incident has been resolved.
provider

Reports count in aggregate; nothing about you is shown.

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Is Pinecone still down?

No, this incident was resolved 2025-12-15 22:02 UTC. For Pinecone's live state, see https://down.guide/pinecone.

How long did it last?

11h 23m, from 2025-12-15 10:39 UTC to 2025-12-15 22:02 UTC, by the times Pinecone posted.

What was affected?

Pinecone named GCP europe-west4 in eu, europe-west4.

What caused it?

Pinecone hasn't published a root cause. If it does, it shows here.

Where does this come from?

Pinecone's official status page, https://status.pinecone.io, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.