Vendor record · wandb.ai
What Weights & Biases promises about your data.
Where Weights & Biases publishes its promises, how long it gives you when it adds a sub-processor, and what has changed.
- Where it publishes
Weights & Biases lists its sub-processors at security.wandb.ai/. We last read it on October 15, 2026.
- What has changed
We've recorded no change to its sub-processor list or data processing agreement between September 11, 2026 and September 15, 2026. Subscribers hear about a change the morning we read it; the public record shows it 30 days later.
- Its window
We couldn't quote a notice window: we watch wandb.ai/legal/dpa for Weights & Biases's data processing agreement, but the page returned too little text to be the document — usually a shell rendered by a script we cannot run.
- Window
- —
- Sub-processors
- 10
- Pages
- 4
- Copies
- 15
no window we can quote yet
sub-processors named
pages we watch
dated copies of all its pages, since August 31, 2026
Weights & Biases DPA
We watch wandb.ai/legal/dpa for Weights & Biases's data processing agreement, and the page returned too little text to be the document — usually a shell rendered by a script we cannot run. There is no sub-processor notice window we can quote.
Weights & Biases sub-processors
Weights & Biases publishes a sub-processor list at security.wandb.ai/; we last read it on October 15, 2026. It names 10 entries. The entries, as the list prints them: Anthropic; AWS; Azure; Clickhouse; Coreweave (Affiliate); Datadog; GCP; Hex; Modal Labs, Inc.; OpenAI. The same list is in the full table below. The public record holds no change to the list read before September 15, 2026. A change we read after September 15, 2026 is published 30 days after we read it.
10 named · full table
Every public change we have recorded · Where vendors publish their lists
How long Weights & Biases keeps your data
We hold no statement about data retention from Weights & Biases's watched pages. The pages we watch: model card wandb.ai/site/models/; pricing page wandb.ai/pricing; sub-processor list security.wandb.ai/; terms of service wandb.ai/site/website-terms-of-use.
Retention windows vendors publish · What vendors say about training
What the pages say
Read automatically from the pages below and shown as printed. A missing row is a gap in our reading, not proof it isn’t there.
Sub-processors named · 10 · 3 name an AI provider we list
AnthropicAI · Anthropic
Generative AI services
United States and other countries where Anthropic operates
AWS
Cloud hosting provider
United States or as chosen by Customer
Azure
Cloud hosting provider
United States or as chosen by Customer
Clickhouse
Data hosting provider
United States or as chosen by Customer
Coreweave (Affiliate)
Cloud infrastructure administration
United States
Datadog
Platform monitoring
United States
GCP
Cloud hosting provider
United States or as chosen by Customer
Hex
Analytics platform
United States
Modal Labs, Inc.AI · Modal
Agent sandbox
United States and other countries where Modal operates
OpenAIAI · OpenAI
Generative AI services
United States and other countries where OpenAI operates
The pages we watch
Every page we read, so you can check it. Each is re-read on a schedule, and we keep a dated copy when it changes.
Where we get nothing
What Weights & Biases does not publish where we can read it
Of the 4 public pages we watch for Weights & Biases, these give us nothing right now.
Changelog
the page returned too little text to be the document — usually a shell rendered by a script we cannot run
wandb.ai/changelogData processing agreement
the page returned too little text to be the document — usually a shell rendered by a script we cannot run
wandb.ai/legal/dpaData processing agreement
the page returned too little text to be the document — usually a shell rendered by a script we cannot run
wandb.ai/policies/dpaPrivacy policy
the page returned too little text to be the document — usually a shell rendered by a script we cannot run
wandb.ai/privacyStatus page
the page returned too little text to be the document — usually a shell rendered by a script we cannot run
wandb.ai/statusTrust and security
the page returned too little text to be the document — usually a shell rendered by a script we cannot run
wandb.ai/trustBefore you conclude anything
This only means we couldn’t read it on a public page. Weights & Biases may share it in its agreement, a trust portal, or with any customer who asks.
So treat it as a question to ask them: “Can you send your sub-processor list, and tell us when it changes?”
What this page doesn’t tell you
No score.
Nothing here rates Weights & Biases. A short notice window is a contract term, not a criticism.
Public pages only.
Private notices and negotiated terms are invisible to us. Your agreement may say something different.
Wrong? Tell us.
Corrections are free, always. We reply within 2–3 business days.
How we read a page · The change log
Work at Weights & Biases? With an email at wandb.ai you can claim this record, suggest pages we should watch, and take a free copy of it. Claiming changes nothing we publish.
Is Weights & Biases in your product? Hear the morning we read a change.
You get the lines that moved, in Weights & Biases’s own words, and the date any window closes. No card. Nothing to cancel.