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Inngest · Concept

Durable functions

Durable Workflows split async work into saved steps. Inngest retries failed steps, resumes after waits, and records each run so work can survive failures.

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Syntax

inngest.createFunction(..., async ({ event, step }) => { ... })

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  • Steps
  • Flow Control
  • Events and triggers
  • Idempotency
  • Sandboxes
  • Realtime

Source: Durable Workflows | How Inngest Functions Run. Checked 2026-11-03.