This comparison focuses on Supabase Auth and Clerk's OpenID Connect protocol support. Looking for their (C)IAM features like MFA, SSO, and user management? Compare Supabase Auth vs Clerk on (C)IAM features.

Supabase Auth vs Clerk

Compare Supabase Auth and Clerk side by side across grant types, token endpoint authentication methods, extensions, endpoints, FAPI compliance, and protocol features.

Supabase Auth🇺🇸

Clerk🇺🇸

Supabase Auth supports 14 of 44 tracked features, Clerk supports 12.

Feature Comparison

Grant Types

Extensions

Endpoints

Token Endpoint Authentication Methods

none
client_secret_basic
client_secret_post
client_secret_jwt
private_key_jwt
tls_client_auth

Prompts

Features

Financial-grade API (FAPI)

Looking for a different comparison? See the full OpenID Connect Providers benchmark.

Looking for their (C)IAM features like MFA, SSO, and user management? Compare Supabase Auth vs Clerk on (C)IAM features.

More Supabase Auth comparisons

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Note: The current data is based on provider documentation/experience and may not be 100% accurate.