Better Auth
Open-source TypeScript auth framework.
Pricing
Library free (OSS); managed Infrastructure Pro $20/mo
Free tier
Yes: open source; Infrastructure Starter free
Last checked
2026-10-16
Pricing: verified-official source · verified 2026-10-16 (full-page-read)
Agent test verdict
Tested 2026-10-16 · 3 runs · rubric v0.1 (provisional thresholds). Email/password sign-up, sign-in, session, wrong-password rejection, 3/3 runs passed; needed node:sqlite and the new `npx auth migrate` CLI.
| outcome | 7 |
| speed | 10 |
| cost | 10 |
| dx | 6 |
| reliability | 10 |
| overall | 8.2 |