Codeium vs Cursor: who uses which
Customers, public proof and the companies that use both.
On usedby, 18 companies use Codeium and 97 use Cursor. 1 company uses both, including Mercado Libre. Codeium leads among the IT Services & System Integration companies on usedby that use either tool, Cursor among the DevTools & Infrastructure companies.Latest check Oct 8, 2026: 97 of 115 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 Codeium, Cursor, or both
Every company with a public proof for at least one of the two tools.
17
use only Codeium
1
company uses both
96
use only Cursor
17 companies use only Codeium, 96 use only Cursor and 1 uses both, out of the 114 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 3, 2026.
Where it lands
Newest customers
No new customer since tracking started on October 2, 2026.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company | First public proof, Cursor |
|---|---|
 Mercado Libre | On or before May 2025 |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Codeium, Cursor or both: a share of the companies on usedby, not of the market.
Codeium onlyBothCursor only
More common with Codeium
- IT Services & System Integration4 of the 5 IT Services & System Integration companies on usedby that use either tool use Codeium.
More common with Cursor
- DevTools & Infrastructure10 of the 13 DevTools & Infrastructure companies on usedby that use either tool use Cursor.
- Fintech & Payments5 of the 6 Fintech & Payments companies on usedby that use either tool use Cursor.
- Artificial Intelligence4 of the 5 Artificial Intelligence companies on usedby that use either tool use Cursor.
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.
CodeiumCursorWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Questions about Codeium and Cursor
Which is used more, Codeium or Cursor?
Cursor has more customers on usedby: 97 against 18 for Codeium. Codeium leads among the IT Services & System Integration companies on usedby that use either tool, Cursor among the DevTools & Infrastructure companies.
Do companies use both Codeium and Cursor?
Yes. 1 company uses both on usedby, including Mercado Libre.
Who uses Codeium?
18 companies on usedby, each with the public page that shows it. See who uses Codeium.
Who uses Cursor?
97 companies on usedby, each with the public page that shows it. See who uses Cursor.
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.