Clerk vs Better Auth
| Clerk | Better Auth | |
|---|---|---|
| What it is | User management and authentication. | Open-source TypeScript auth framework. |
| Pricing | Pro $25/mo ($20/mo annual), 50K MRU/app incl., then $0.02/MRU; Business $300/mo ($250 annual) | Library free (OSS); managed Infrastructure Pro $20/mo |
| Free tier | Yes (Hobby): 50,000 monthly retained users/app | Yes: open source; Infrastructure Starter free |
| Last checked | 2026-10-16 | 2026-10-16 |
| Agent score | Not yet tested | 8.2 |
Verdict
Pending head-to-head agent tests on identical tasks.