wandb

wandb.ai · Part of CoreWeave

wandb declares 2 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They are Microsoft and Backblaze. No published changes since we first read it on Oct 25, 2026. 4 tracked vendors name wandb as a subprocessor, including Applied Compute, Welocalize and Klarent.

Subprocessors CSV · Atom DORA draft CSV what's this? · 

2 third parties.

NamePurposeLocationListed since
Backblaze, Inc. United States
Microsoft Corporation United States

Web TechnologiesCSV · Atom

wandb's homepage made 692 requests to 9 domains, and 6 services controlled by another company.

Analytics (1): ZoomInfoCookie compliance (1): OneTrustOther (3): Customer data platform: Segment; Feature management: Beamer; RUM: DatadogUnclassified (1): no technology detected from them: Chameleon Intelligent Tech

6 third parties by category: Analytics 1Cookie compliance 1Other 3Unclassified 1

Third parties 6 · 50 requests
OneTrust OneTrust 4% of the page's requests 27
Segment Segment 1.84.3 1% of the page's requests 10
Datadog Datadog 1% of the page's requests 8
Beamer Beamer <1% of the page's requests 2
ZoomInfo Zoominfo <1% of the page's requests 2
Chameleon Intelligent Tech chameleon.io <1% of the page's requests 1
First party 1 · 642 requests
wandb Cloudflare Google Cloud Google Cloud CDN HTTP/3 Lodash Prism React React Router 7.18.0 93% of the page's requests 642

5 tracked companies loaded by the homepage are not in wandb's subprocessor list. A website can use a service without it processing customer data.

Subprocessor of (4)CSV · Atom

4 companies
  • Applied Compute appliedcompute.com ML experiment tracking
  • Klarent klarent.ai Development software
  • marimo marimo.io AI-assisted code completion and notebook generation
  • Welocalize welocalize.com AI experiment tracking

Service statusCSV · Atom

Aug 14: before our history of this status pageAug 15: before our history of this status pageAug 16: before our history of this status pageAug 17: before our history of this status pageAug 18: before our history of this status pageAug 19: before our history of this status pageAug 20: before our history of this status pageAug 21: before our history of this status pageAug 22: before our history of this status pageAug 23: before our history of this status pageAug 24: before our history of this status pageAug 25: before our history of this status pageAug 26: before our history of this status pageAug 27: before our history of this status pageAug 28: before our history of this status pageAug 29: before our history of this status pageAug 30: before our history of this status pageAug 31: before our history of this status pageSep 1: before our history of this status pageSep 2: before our history of this status pageSep 3: before our history of this status pageSep 4: before our history of this status pageSep 5: before our history of this status pageSep 6: before our history of this status pageSep 7: before our history of this status pageSep 8: before our history of this status pageSep 9: before our history of this status pageSep 10: before our history of this status pageSep 11: before our history of this status pageSep 12: before our history of this status pageSep 13: before our history of this status pageSep 14: before our history of this status pageSep 15: before our history of this status pageSep 16: before our history of this status pageSep 17: before our history of this status pageSep 18: before our history of this status pageSep 19: before our history of this status pageSep 20: before our history of this status pageSep 21: before our history of this status pageSep 22: before our history of this status pageSep 23: before our history of this status pageSep 24: before our history of this status pageSep 25: before our history of this status pageSep 26: before our history of this status pageSep 27: before our history of this status pageSep 28: before our history of this status pageSep 29: before our history of this status pageSep 30: before our history of this status pageOct 1: before our history of this status pageOct 2: before our history of this status pageOct 3: before our history of this status pageOct 4: before our history of this status pageOct 5: before our history of this status pageOct 6: before our history of this status pageOct 7: before our history of this status pageOct 8: before our history of this status pageOct 9: before our history of this status pageOct 10: before our history of this status pageOct 11: before our history of this status pageOct 12: before our history of this status pageOct 13: before our history of this status pageOct 14: before our history of this status pageOct 15: before our history of this status pageOct 16: before our history of this status pageOct 17: before our history of this status pageOct 18: before our history of this status pageOct 19: before our history of this status pageOct 20: before our history of this status pageOct 21: before our history of this status pageOct 22: 1 incident (1 no impact stated)Oct 23: no incident reportedOct 24: no incident reportedOct 25: no incident reportedOct 26: no incident reportedOct 27: no incident reportedOct 28: no incident reportedOct 29: no incident reportedOct 30: no incident reportedOct 31: no incident reportedNov 1: no incident reportedNov 2: 1 incident (1 no impact stated)Nov 3: no incident reportedNov 4: no incident reportedNov 5: 1 incident (1 no impact stated)Nov 6: no incident reportedNov 7: no incident reportedNov 8: no incident reportedNov 9: no incident reportedNov 10: no incident reportedNov 11: no incident reported

90 days agotoday

  • 3 incidents in 20 days
  • 0 major or critical
  • 11 days typical time to resolve
BeganIncidentImpactLasted
Storage Service Degradationno impact statedongoing
Object Storage Service Degradation in US-EAST-04no impact statedongoing
Facility power incident impacting services in US-EAST-15Ano impact stated11 days

Incidents per month

0 2 4 Sep 2026: 0 incidents · before our history of this status page Oct 2026: 1 incident (1 no impact stated) · partial: our history begins Oct 22 · typical time to resolve 11 days Nov 2026: 2 incidents (2 no impact stated) Sep 2026Oct Nov

critical major minor no impact stated before or partly before our history

As wandb's status page reports its own incidents (scheduled maintenance left out), read every few hours since (evidence)

ChangesCSV · Atom

See the list as we read it on any date: Time machine

None since tracking began.

Rating badge for wandb's site

wandb transparency rating

It updates with the rating.

<a href="https://thirdpartyindex.com/vendors/wandb"><img src="https://thirdpartyindex.com/badge/wandb.svg" alt="wandb transparency rating on Third Party Index" height="20"></a>
[![wandb transparency rating on Third Party Index](https://thirdpartyindex.com/badge/wandb.svg)](https://thirdpartyindex.com/vendors/wandb)