PageSpeed Exporter vs DebugBear: Which Fits Your Workflow?
DebugBear is a performance monitoring platform. PageSpeed Exporter is a Lighthouse JSON exporter for AI agent workflows. Monitoring and one-off AI analysis are different jobs — here is how each tool fits.
PageSpeed Exporter
PageSpeed Exporter runs on-demand Lighthouse audits and exports the complete JSON in a format designed for AI agents. There is no scheduling or monitoring — the use case is "I need to fix something right now, and I want my AI agent to tell me exactly what to do." It includes four AI prompt templates and a built-in MCP server for Claude Desktop and other AI frameworks.
DebugBear
DebugBear is a dedicated web performance monitoring platform that runs scheduled Lighthouse tests on your URLs and tracks changes over time. It draws a clear line between regressions and improvements, integrates with CI/CD pipelines via its API, and produces detailed reports comparing scores across builds. It is best suited for teams who want continuous performance monitoring with alerting.
Feature Comparison
| Feature | PageSpeed Exporter | DebugBear |
|---|---|---|
| AI-ready JSON export | Yes — structured AIReport | No — visual dashboard only |
| AI prompt templates | Yes — 4 built-in templates | No |
| Stack-specific hints (StackPacks) | Yes | No |
| MCP server for AI agents | Yes | No |
| Free tier | 5 reports/month, no card | No free tier |
| Starter pricing | $9/month | $14/month |
| Bring your own Google API key | Yes | No |
| On-demand audits | Yes — instant from browser | Yes |
| Scheduled monitoring | No | Yes — hourly/daily monitoring |
| CI/CD integration | No | Yes — GitHub Actions, API |
| CrUX field data in export | Yes | Yes (in dashboard) |
| Before/after comparison | Yes (Starter plan) | Yes |
When to use PageSpeed Exporter
- ✓You want to run an audit right now and get AI-generated code fixes immediately
- ✓You want the complete Lighthouse JSON — every audit, metric, and CrUX point — for an AI agent
- ✓You do not need continuous monitoring, just on-demand analysis
- ✓You want built-in AI prompt templates pre-optimised for ChatGPT, Claude, Cursor, and Copilot
When to use DebugBear
- ✓You need continuous monitoring with alerts when performance degrades
- ✓You need CI/CD pipeline integration to prevent regressions before they ship
- ✓You need historical trend data across weeks or months
- ✓You are a team that needs a consistent monitoring baseline rather than individual audits
The Bottom Line
DebugBear and PageSpeed Exporter are complementary. DebugBear watches your site over time and tells you when something regresses. PageSpeed Exporter gives you the complete Lighthouse data to fix it with AI. Many developers use DebugBear for monitoring and PageSpeed Exporter for the diagnosis and fix cycle.
Try PageSpeed Exporter — free
No account required. Run your first Lighthouse audit and export the complete JSON in under 30 seconds.
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Loading...Frequently Asked Questions
Is DebugBear free?
DebugBear does not have a free tier. Its paid plans start at $14/month. PageSpeed Exporter offers a free tier with 5 reports/month and no credit card required.
Can DebugBear export Lighthouse JSON?
DebugBear shows Lighthouse data in its dashboard but does not export the raw structured JSON for use in AI agent workflows. PageSpeed Exporter exports the complete JSON specifically formatted for LLMs.
What is the difference between monitoring and on-demand testing?
Monitoring (DebugBear) runs tests on a schedule and alerts you to regressions. On-demand testing (PageSpeed Exporter) runs when you ask it to — useful when actively developing or optimizing a site.