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How to Connect Auth0 with Customer.io (2026)

Auth0

Auth0

★★★★ 4.3
Authentication Developer Tools

A flexible authentication and authorization platform for building secure login experiences with social, passwordless, and MFA support.

Full Review
Customer.io

Customer.io

★★★★ 4.4
Email Automation Email Marketing

Automated messaging platform for tech-savvy marketers to create data-driven email, push, SMS, and in-app campaigns.

Full Review

About These Tools

Auth0: A flexible authentication and authorization platform for building secure login experiences with social, passwordless, and MFA support.

Customer.io: Automated messaging platform for tech-savvy marketers to create data-driven email, push, SMS, and in-app campaigns.

Key Features

Auth0

  • Universal Login
  • Social connections
  • MFA
  • Passwordless
  • SSO
  • RBAC

Customer.io

  • Behavioral emails
  • Push notifications
  • SMS
  • In-app messages
  • Webhooks
  • Data pipelines

Pricing

Auth0

Freemium Free-$23/1K MAU

Customer.io

Subscription $100-custom/mo

Detailed integration guide coming soon. We're researching the specific ways Auth0 and Customer.io work together — including native integrations, third-party connectors, and API options. Check back for a complete step-by-step guide.

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