# Codeium vs Cursor: who uses which

On usedby, 18 companies use Codeium and 97 use Cursor. 1 company uses both, including Mercado Libre. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-08: 97 of 115 public lines checked.

## Side by side

|  | [Codeium](https://www.usedby.ai/tools/codeium.md) | [Cursor](https://www.usedby.ai/tools/cursor.md) |
|---|---|---|
| Public customers | 18 | 97 |
| Confirmed | 0 | 22 |
| Observed | 18 | 64 |
| Signals (job posts) | 0 | 11 |
| Top industries of customers | IT Services & System Integration (4), DevTools & Infrastructure (3), Aerospace & Defense (1) | DevTools & Infrastructure (11), Fintech & Payments (7), HR & Recruiting (7) |
| Category | AI Code Assistants | AI Code Editors |
| Security | — | SOC 2 Type II, ISO 27001, ISO 42001 ([cursor.com](https://cursor.com/security), checked 2026-10-04) |
| Integrations | — | Google Drive, Google Calendar, Gmail, Granola, Slack, Notion, Docker, HubSpot, Zoom, Intercom, Docusign, Xero ([cursor.com](https://cursor.com/marketplace), checked 2026-10-04) |

## Companies named on both

Confirmed or observed on each side. The first public proof is not an adoption date.

| Company | First public proof, Cursor |
|---|---|
| [Mercado Libre](https://www.usedby.ai/companies/mercado-libre.md) | On or before May 2025 |

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Source: https://www.usedby.ai/compare/codeium-vs-cursor · How we check: https://www.usedby.ai/methodology