Baseten vs Fireworks AI: who uses which
Customers, public proof and the companies that use both.
On usedby, 44 companies use Baseten and 29 use Fireworks AI. 5 companies use both, including Hubspot, Notion, and Vercel. Baseten leads among the DevTools & Infrastructure companies on usedby that use either tool.Latest check Oct 6, 2026: 73 of 73 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 Baseten, Fireworks AI, or both
Every company with a public proof for at least one of the two tools.
39
use only Baseten
5
companies use both
24
use only Fireworks AI
39 companies use only Baseten, 24 use only Fireworks AI and 5 use both, out of the 68 companies on usedby that use at least one of them.
Where it lands
Newest customers
We have not started tracking changes for Baseten yet.
Where it lands
Newest customers
No new customer since tracking started on October 5, 2026.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company |
|---|
 Hubspot |
 Notion |
 Vercel |
 Cursor |
 Lovable |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Baseten, Fireworks AI or both: a share of the companies on usedby, not of the market.
Baseten onlyBothFireworks AI only
More common with Baseten
- DevTools & Infrastructure7 of the 10 DevTools & Infrastructure companies on usedby that use either tool use Baseten, 3 of them alongside Fireworks AI.
- Artificial Intelligence6 of the 8 Artificial Intelligence companies on usedby that use either tool use Baseten, 1 of them alongside Fireworks AI.
Source: confirmed and observed usedby lines. Job-post signals, the weakest proof level, are left out of these shares.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
Baseten
Fireworks AIWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Baseten
Reduced cost by over 10x by shifting to Baseten
Hebbia
Vendor case study, baseten.co, published Apr 8, 2026
30%-80% faster image generation per model
Gamma
Vendor case study, baseten.co, published Nov 25, 2025
Fireworks AI
No reviewed story for Fireworks AI yet.
Questions about Baseten and Fireworks AI
Which is used more, Baseten or Fireworks AI?
Baseten has more customers on usedby: 44 against 29 for Fireworks AI.
Do companies use both Baseten and Fireworks AI?
Yes. 5 companies use both on usedby, including Hubspot, Notion, and Vercel.
Who uses Baseten?
44 companies on usedby, each with the public page that shows it. See who uses Baseten.
Who uses Fireworks AI?
29 companies on usedby, each with the public page that shows it. See who uses Fireworks AI.
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.