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Segment integration

Stream identify and track events into contacts.

Facts verified 2026-08-14 — corrections: hello@emailfast.dev

Stream identify and track events into contacts.

Set it up

  1. Create a secret API key in your Email Fast dashboard.
  2. In Segment, add a webhook destination pointing at the Email Fast Segment endpoint with the key.
  3. Optionally set a shared signing secret so inbound calls are HMAC-verified before they are applied.

What it does

This is an inbound source: it streams events into your Email Fast contacts and behavior events, where lifecycle journeys can enroll and branch on them.

Next

See it for yourself

Sandbox keys run the real pipeline dry — real validation, real events, a hosted inbox, no email sent. Early access is onboarding now.