reference
Sign In
Sign in with email and password to receive access and refresh tokens.
Published: March 22, 2026Updated: March 22, 2026
Sign In
Authenticate with email and password. Uses the password grant type.
Endpoint
POST /api/auth/v1/tokenRequest Body
{
"grant_type": "password",
"email": "user@example.com",
"password": "your-password"
}Refresh Token
Use the refresh token to obtain a new access token without re-entering credentials:
{
"grant_type": "refresh_token",
"refresh_token": "eyJ..."
}SDK Example
const { data, error } = await postbase.auth.signInWithPassword({
email: 'user@example.com',
password: 'your-password',
})