• Returns a deterministic UUID v4 string. The value is derived from the current execution counter, producing the same UUID on every replay.

    Use this instead of crypto.randomUUID() inside workflow functions.

    const id = Durable.workflow.uuid4();
    // e.g. "a3b8f042-1e9c-4d5a-b6e7-3f2c8a9d0e1b"

    Returns string

    A deterministic UUID v4 string.