Authentication · October 2026
Does AI recommend Better Auth?
Across 6 AI models, Better Auth is the first authentication pick in 3% of answers (#5 of 6) and is mentioned in 31%. It is installed in 0% of the apps the models build. Leader: Clerk 62%.
Gap. Models mention Better Auth in 31% of answers, but pick it first in only 3%.
What AI recommends first for authentication
Share of 180 answers across 6 models
Used in AI-built apps
Share of 179 answers across 6 models
Get the full breakdown for Better Auth
Results for each of the 6 models and each developer context, who gets picked instead, and real excerpts of AI answers. Free, by email.
Measured 2026-10-01 with claude-sonnet-5.5, gpt-6.1-sol, gemini-3.8-flash, grok-4.7, deepseek-v4.1-flash, qwen3.8-max-prime, 5 runs per recommendation prompt and 5 per build prompt, via public APIs with no system prompt. Methodology. DefaultRank is independent and not affiliated with any tool vendor or model provider.