tokio

Async runtime for Rust.

What is tokio

Tokio powers async Rust — useful for non-blocking work inside Tauri commands.

cargo

bash

cargo add tokio --features full

rust

#[tauri::command]
async fn fetch() -> String {
    tokio::time::sleep(std::time::Duration::from_millis(100)).await;
    "done".into()
}

Official documentation: tokio.