Labelbox vs Weights & Biases: who uses which
Customers, public proof and the companies that use both.
On usedby, 29 companies use Labelbox and 55 use Weights & Biases. 2 companies use both, including Meta and Pinterest. Weights & Biases leads among the Artificial Intelligence companies on usedby that use either tool.Latest check Oct 7, 2026: 84 of 84 public lines checked. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side.
Who uses Labelbox, Weights & Biases, or both
Every company with a public proof for at least one of the two tools.
27
use only Labelbox
2
companies use both
53
use only Weights & Biases
27 companies use only Labelbox, 53 use only Weights & Biases and 2 use both, out of the 82 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 7, 2026.
Where it lands
Newest customers
We have not started tracking changes for Weights & Biases yet.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company | First public proof, Weights & Biases |
|---|---|
 Meta | On or before Sep 2025 |
 Pinterest | On or before Nov 2024 |
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Labelbox
Weights & BiasesPricing, security and data residency are not checked yet. usedby adds them from each vendor's public pages, with the date of the check.
What customers report
Results as the vendor or the customer published them, with the source and the date.
Labelbox
moving 2x as fast in this domain and accelerating its go-to-market and product launches
Move AI
Vendor case study, labelbox.com, captured Oct 7, 2026
cut average processing times to create training data by 50%
Blue River Technology
Vendor case study, labelbox.com, captured Oct 7, 2026
Weights & Biases
Experiment tracking has given us 10x velocity
Woven by Toyota
Vendor case study, wandb.ai, published Feb 20, 2024
How ReelData uses Weights & Biases
ReelData
Vendor case study, wandb.ai, published Jan 21, 2026
Questions about Labelbox and Weights & Biases
Which is used more, Labelbox or Weights & Biases?
Weights & Biases has more customers on usedby: 55 against 29 for Labelbox.
Do companies use both Labelbox and Weights & Biases?
Yes. 2 companies use both on usedby, including Meta and Pinterest.
Who uses Labelbox?
29 companies on usedby, each with the public page that shows it. See who uses Labelbox.
Who uses Weights & Biases?
55 companies on usedby, each with the public page that shows it. See who uses Weights & Biases.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of three proof levels: confirmed, observed or signal (a job post, the weakest). A company is named as using both tools when its lines on both are confirmed or observed.