Azure OpenAI vs Baseten: who uses which
Customers, public proof and the companies that use both.
On usedby, 3 companies use Azure OpenAI and 74 use Baseten. 1 company uses both, including Harvey. Baseten leads among the Artificial Intelligence companies on usedby that use either tool.Latest check Nov 15, 2026: 77 of 77 public lines checked. Counts include every proof level, job-post signals included. A company on both tools counts at any proof level, and a job post on one side is marked as such.
Who uses Azure OpenAI, Baseten, or both
Every company with a public proof for at least one of the two tools.
2
listed for Azure OpenAI only
1
company uses both
1 of them is listed through a job post on one side, the weakest proof.
73
listed for Baseten only
On usedby, 2 companies are listed for Azure OpenAI only, 73 are listed for Baseten only and 1 uses both, 1 of them through a job post on one side, out of the 76 companies listed for at least one. An absent listing does not prove non-use.
Where it lands
Recently publicly listed customers
Who uses both
Companies with a public line on both tools, at any proof level: the strongest proofs come first, and a job post is marked.
| Company | First public proof, Azure OpenAI | First public proof, Baseten |
|---|---|---|
 Harveyjob post for Azure OpenAI | Job post, Sep 2026 | On or before Jul 2026 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Azure OpenAI, Baseten or both: a share of the companies on usedby, not of the market.
Listed for Azure OpenAI onlyBothListed for Baseten only
More common with Baseten
- Artificial Intelligence26 of the 28 Artificial Intelligence companies on usedby that use either tool use Baseten.
- DevTools & Infrastructure14 of the 14 DevTools & Infrastructure companies on usedby that use either tool use Baseten.
- HealthTech & Digital Health6 of the 6 HealthTech & Digital Health companies on usedby that use either tool use Baseten.
Source: every usedby line, from confirmed proofs to job-post signals (the weakest proof level).
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Vendor facts checked: Azure OpenAI, 0 of 4; Baseten, 4 of 4. Missing facts remain unverified, not absent features.
Azure OpenAIBasetenWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Azure OpenAI
No reviewed story for Azure OpenAI yet.
Baseten
Questions about Azure OpenAI and Baseten
Which is used more, Azure OpenAI or Baseten?
Baseten has more customers on usedby: 74 against 3 for Azure OpenAI.
Do companies use both Azure OpenAI and Baseten?
Yes. 1 company uses both on usedby, including Harvey.
Who uses Azure OpenAI?
3 companies on usedby, each with the public page that shows it. See who uses Azure OpenAI.
Who uses Baseten?
74 companies on usedby, each with the public page that shows it. See who uses Baseten.
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 four proof levels: confirmed, declared by the company itself, observed or signal (a job post, the weakest). A company counts as using both tools when it has a line on each, at any level; the list shows the strongest proofs first and marks job posts.