Identify Profile (legacy GET)

documented

Legacy GET-based identify payload (base64-encoded).

GET /api/identifyTrack & Identifyno implementation yet0 runs

Input

KLAVIYO_PUBLIC_KEY

Klaviyo Public API Key / Site ID (Public Key)

ABC123

Email address (used in payload)

user@example.com

User ID (if not using email)

user_123

phone_number

Phone number (for SMS-only contacts)

+15551234567

first_name

First name

Jane

last_name

Last name

Doe

Calls Klaviyo as you (your API key is your account); keychains.dev holds the credentials.