Browserbase vs E2B: who uses which
Customers, public proof and the companies that use both.
On usedby, 25 companies use Browserbase and 27 use E2B. 1 company uses both, including ClickUp. Browserbase leads among the DevTools & Infrastructure companies on usedby that use either tool, E2B among the Artificial Intelligence companies.Latest check Nov 7, 2026: 52 of 52 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 Browserbase, E2B, or both
Every company with a public proof for at least one of the two tools.
24
listed for Browserbase only
1
company uses both
26
listed for E2B only
On usedby, 24 companies are listed for Browserbase only, 26 are listed for E2B only and 1 uses both, out of the 51 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, E2B |
|---|---|
 ClickUp | On or before Oct 2026 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Browserbase, E2B or both: a share of the companies on usedby, not of the market.
Listed for Browserbase onlyBothListed for E2B only
More common with Browserbase
- DevTools & Infrastructure4 of the 6 DevTools & Infrastructure companies on usedby that use either tool use Browserbase, 1 of them alongside E2B.
More common with E2B
- Artificial Intelligence16 of the 23 Artificial Intelligence companies on usedby that use either tool use E2B.
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: Browserbase, 3 of 4; E2B, 2 of 4. Missing facts remain unverified, not absent features.
BrowserbaseE2BWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Browserbase
No reviewed story for Browserbase yet.
E2B
More than 60% lower customer latency for heavy Replicas workloads after moving to E2B.
Replicas
Vendor case study, e2b.dev, published Aug 27, 2026
Approximately 600,000 sandboxes per day.
Arena (LMArena)
Vendor case study, e2b.dev, published Oct 1, 2026
Questions about Browserbase and E2B
Which is used more, Browserbase or E2B?
E2B has more customers on usedby: 27 against 25 for Browserbase. Browserbase leads among the DevTools & Infrastructure companies on usedby that use either tool, E2B among the Artificial Intelligence companies.
Do companies use both Browserbase and E2B?
Yes. 1 company uses both on usedby, including ClickUp.
Who uses Browserbase?
25 companies on usedby, each with the public page that shows it. See who uses Browserbase.
Who uses E2B?
27 companies on usedby, each with the public page that shows it. See who uses E2B.
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.