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Authentication
Methodology

Auth0 vs Clerk

Auth0AUAuth0vsClerkCLClerk
Auth0Clerk
64%
36%

Leading: Auth0 (63.7%)

Statistics

MetricValue
Auth0 wins9011
Clerk wins5140
Abstains (no tool)239
Other tool chosen5214
Decisive cases14151
Auth0 win rate (unweighted)63.7%
95% CI62.9% - 64.5%
Auth0 win rate (weighted)63.7%

Comments

Auth0

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Clerk

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Per-model breakdown

ModelTierAuth0ClerkNoneOtherA rate
Gemini 2.5 ProFrontier430517265145%
GPT 5.3 CodexFrontier434452513449%
Llama 4 MaverickFrontier85521314098%
Llama 4 ScoutSmall83415179100%
DeepSeek R1 0528Frontier692961322488%
GLM 5 TurboFrontier16960511722%
GPT 5.4 MiniMid4393311024357%
Kimi K2.5Frontier566947207%
Mistral Small 4Mid575151029079%
GPT 5.4Frontier38732228155%
Claude Haiku 4.5Small63963031391%
MiMo V2 ProFrontier62218714597%
Claude Sonnet 4.6Frontier433132046077%
Qwen3 Coder NextMid5503147299%
Claude Opus 4.6Frontier355170026768%
Gemini 2.5 FlashSmall440056296100%
MiniMax M2.7Frontier165236338741%
Devstral 2 2512Mid275042666100%
DeepSeek V3.2Mid1011513950040%
GLM 5.2Frontier10216084%
Kimi K2.7 CodeFrontier4317411420%
MiniMax M3Frontier171970198%
Gemini 3.5 FlashSmall2218931810%
GPT 5.5Frontier7013202735%
Claude Opus 4.8Frontier7810904642%
MiMo V2.5 ProFrontier1413564980%
DeepSeek V4 ProFrontier798756348%
DeepSeek V4 FlashMid1003848572%

Per-prompt breakdown

PromptTierAuth0ClerkNoneOtherA rate
ecommerce-storeAdvanced480530490%
online-learning-platformAdvanced4625112390%
saas-applicationBeginner15932805033%
job-boardAdvanced4175906088%
ai-support-agent-platformIntermediate28917736762%
social-media-platformAdvanced3887746883%
ai-support-agent-platformBeginner25820196456%
ai-support-agent-platformAdvanced33512107773%
fitness-tracking-appAdvanced4292028396%
restaurant-reservation-systemAdvanced3935219188%
saas-applicationIntermediate13130909730%
multi-tenant-crmIntermediate28715039266%
saas-applicationAdvanced27616109863%
online-learning-platformIntermediate287149148766%
multi-tenant-crmAdvanced36359211386%
chat-applicationAdvanced36257211686%
real-estate-websiteAdvanced36059211686%
online-learning-platformBeginner252167308860%
job-boardIntermediate209207012050%
project-management-toolAdvanced241172212158%
ecommerce-storeIntermediate2171792611355%
multi-tenant-crmBeginner1961934110750%
real-estate-websiteIntermediate218168015156%
restaurant-reservation-systemIntermediate234149015461%
restaurant-reservation-systemBeginner193177416352%
job-boardBeginner169180118348%
social-media-platformIntermediate198149019057%
fitness-tracking-appIntermediate194149119357%
real-estate-websiteBeginner143188220443%
ecommerce-storeBeginner1271745218242%
social-media-platformBeginner139134026451%
chat-applicationBeginner121138327447%
project-management-toolBeginner126131127749%
project-management-toolIntermediate77142131335%
chat-applicationIntermediate100100033750%
fitness-tracking-appBeginner45104038830%
full-stack-web-appAdvanced86113589%
full-stack-web-appIntermediate422843760%
full-stack-web-appBeginner817254432%