SaaS · Evaluation
Vercel
Compliance Index score
81.7/100 · B
= flat since last week
Per-category breakdown
Each category is scored independently. The cohort average shows how this site compares to the 30-site cohort in each dimension.
Evaluation
Vercel scores 81.7/B on the Designesy Compliance Index — 22 of 42 checks passed, 2 failed, 6 warned, 9 skipped. The cohort mean is 69.3/D across 30 scored sites. Vercel sits 18% above the cohort mean.
Strongest category: Poise at 100.0%. Weakest scored category: Motion at 37.5%. The gap between best and worst is the finding — most systems are strong in one dimension and absent in another.
The engine detected only 3 custom properties at :root — tokens are minimal or absent.
This evaluation is deterministic — no LLM, no human judgment, no survey. The same 42-check engine that scored Vercel scores every site on the leaderboard. Re-score vercel.com live to see if anything has changed since 2026-08-03.
Scored 2026-08-03 against contract v0.4.0 (42 checks, 14 weighted categories). Re-scored weekly via GitHub Action.
Compared to SaaS peers
Vercel ranks #1 of 6 in the SaaS category.
Cohort context
This site
81.7/100
Cohort mean
69.3/100
Cohort median
70.0/100
Delta from mean
+12.4
Why this site is scored
Frontier reference — Geist design system