compare_html
shallowdev.onpage/onpage · Verify this server
Compare two versions of a page's HTML, for example before and after a code change, and report what got better or worse for SEO: score, issues fixed and introduced (with stable codes), and changes to title, description, H1, canonical, robots, structured data and word count. Use it in code review to catch SEO regressions before they ship.
1 trials · measured 1 day ago
compare_html scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against dev.onpage/onpage, measured 6 Oct 2026 under methodology v0.2.0. Every measured component scored 100.
Component breakdown
| Component | Weight | Value |
|---|---|---|
| Reliability | 35% | not applicable |
| Schema integrity | 25% | 100.0 |
| Failure behaviour | 15% | not applicable |
| Latency | 15% | not applicable |
| Concurrency | 10% | not applicable |
Tool details
- Transport
- remote
- Credential class
- self-provisionable
- Input schema
- not declared
- Output schema
- not declared
- Side-effect classification
- unclassified
Score history
| Day | Score | Tier | Methodology |
|---|---|---|---|
| 2026-10-06 | 100.0 | shallow | v0.2.0 |
Probe evidence
| Probe | Outcomes |
|---|---|
| schema_integrity | pass: 1 |
Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.
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[](https://vouch.tools/tools/cfa8265e-9188-4958-8201-39e1f89189e0)