Enable Vercel Speed Insights on your project

[vercel]

Vercel Speed Insights Integration - Find-Flix Project

Implementation Summary

Successfully integrated Vercel Speed Insights into the Find-Flix project to enable performance monitoring and analytics on Vercel's platform.

Changes Made

Modified Files:

• index.html - Added Vercel Speed Insights integration

Implementation Details

What was added to index.html:

1. A comment block identifying the Vercel Speed Insights section
2. An initialization script that sets up the window.si function and window.siq queue for tracking
3. A deferred script tag that loads the Speed Insights tracking script from /_vercel/speed-insights/script.js

The integration was placed just before the closing </body> tag, following Vercel's recommended best practices for HTML-based implementations.

Technical Context

• Project Type: Single-page HTML/JavaScript application (Find-Flix movie/series finder)
• Framework: Vanilla JavaScript with Tailwind CSS
• Integration Type: HTML-based Speed Insights (no npm package required)
• Location: Last </script> tag, immediately before </body> closing tag

How It Works

1. The window.si function acts as a queue for Speed Insights commands
2. The deferred script loads from /_vercel/speed-insights/script.js which becomes available after deployment to Vercel
3. Once deployed to Vercel with Speed Insights enabled, the script will automatically begin collecting Web Vitals and performance metrics
4. Users can view this data in the Vercel dashboard under the Speed Insights tab

Next Steps for User

1. Enable Speed Insights in the Vercel dashboard for this project
2. Deploy the application to Vercel (either via git integration or vercel deploy command)
3. Once deployed, the Speed Insights data will be collected and visible in the Vercel dashboard within a few minutes
4. View performance metrics and Web Vitals data in the Speed Insights tab of the project dashboard

Notes

• The implementation follows Vercel's official documentation for HTML applications
• No npm/package dependencies were added as Speed Insights for HTML is loaded from Vercel's infrastructure
• The integration is minimal and non-intrusive, requiring only two small scripts at the bottom of the HTML file
• Line endings were normalized from Windows (CRLF) to Unix (LF) format during implementation

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View Project · Speed Insights

Created by amityefet262-9477 with Vercel Agent

[vercel]

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Project	Deployment	Review	Updated (UTC)
find-flix	Ready	Preview, Comment	Dec 22, 2025 4:31pm