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Edited by Rahul Sharma · Aug 24, 2026 8:37 AM
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Content depth regeneration via community:regenerate-content
Title snapshot
What is Core Web Vitals v2 and how do you optimize Interaction to Next Paint (INP) below 200ms?
Summary snapshot
Diagnosing main thread long tasks, breaking up JavaScript execution, and deferring non-critical scripts.
Content snapshot
### INP Optimization
Break up long JS tasks (> 50ms) using `requestIdleCallback()` or `setTimeout()` yields to keep main browser looper free for user interactions.
Source snapshot
https://web.dev/inp/