1) Install

pnpm add nuxt-devtools-observatory

2) Register in Nuxt config

export default defineNuxtConfig({
    modules: ['nuxt-devtools-observatory'],
    observatory: {
        instrumentServer: true,
    },
    devtools: { enabled: true },
})

3) Run your app

pnpm dev

Open Nuxt DevTools and confirm the Observatory tabs appear.

4) Validate first signal

Trigger one useFetch call in your app. You should see a new entry in the useFetch Dashboard timeline.

SSR or SPA?

• SSR apps: keep instrumentServer: true.
• SPA-only apps: set instrumentServer: false to avoid duplicate server/client registration behavior.