Is Pinecone down? › Outage history › Sep 17, 2026

Pinecone partial outage on Sep 17, 2026: what happened

On Sep 17, 2026, the Pinecone status page reported "[Serverless][AWS][us-west-2] 5xx errors on the readpath". About 11 hours 7 min: from Sep 17, 2026, 05:37 UTC to Sep 17, 2026, 16:44 UTC, by the official start and resolution times.

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At our last refresh (Oct 22, 2026, 12:35 UTC) Pinecone was up: All Systems Operational.

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Started
Sep 17, 2026, 05:37 UTC
Resolved
Sep 17, 2026, 16:44 UTC
Duration
11 hours 7 min
Official impact
Major
Affected
AWS us-west-2, Serverless Indexes - AWS us-west-2

The Pinecone status page rated the impact "Major": a partial outage. Some parts or some users were affected; it was not a complete outage.

What caused the Pinecone partial outage?

The Pinecone status page has not published a cause. Its updates describe the symptoms only.

When was it fixed?

The Pinecone status page marked it resolved at Sep 17, 2026, 16:44 UTC, 11 hours 7 min after it started. A fix was in place and being monitored from Sep 17, 2026, 06:14 UTC.

Timeline of official updates

Every update the Pinecone status page posted, oldest first. Times are UTC.

  1. Sep 17, 2026, 05:37 UTC investigating

    We have identified the issue and we are in the process of mitigating.

  2. Sep 17, 2026, 06:14 UTC monitoring

    We are recovering and are monitoring to ensure no further errors occur.

  3. Sep 17, 2026, 16:44 UTC resolved

    This incident has been resolved.

Pinecone partial outage questions

What caused the Pinecone partial outage on Sep 17, 2026?

The Pinecone status page has not published a cause.

When was the Pinecone partial outage on Sep 17, 2026 fixed?

The Pinecone status page marked it resolved at Sep 17, 2026, 16:44 UTC, 11 hours 7 min after it started. A fix was in place and being monitored from Sep 17, 2026, 06:14 UTC.

How long did the Pinecone partial outage last?

About 11 hours 7 min: from Sep 17, 2026, 05:37 UTC to Sep 17, 2026, 16:44 UTC, by the official start and resolution times.

Was Pinecone completely down?

No. The Pinecone status page rated the impact "Major": a partial outage. Some parts or some users were affected; it was not a complete outage. The affected parts listed were: AWS us-west-2, Serverless Indexes - AWS us-west-2.

Which parts of Pinecone were affected?

The Pinecone status page listed: AWS us-west-2, Serverless Indexes - AWS us-west-2.

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Quotes are the Pinecone status page's own words, from the official incident. Is It Up or Down is independent and not affiliated with Pinecone. Times are UTC.