Education & Reference

MarkScheme

Last updated 2026-07-09 · benchmark measured 2026-09-25 — deterministic & reproducible

AI marking tool for Cambridge and IB past papers, using official mark schemes.

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To cite this score: legit.show/s/markscheme-app/2026-09-25. That address never changes; this page moves with every re-measure.

Legit.Show scored MarkScheme 90/100 on 2026-09-25, measured across all 7 frames from its public surface. legit.show/s/markscheme-app/2026-09-25

Is MarkScheme production-ready?

Legit.Show scores MarkScheme 90 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on MarkScheme (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Privacy; its weakest is Performance. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 56/100
• Accessibility — 98/100
• Security — 80/100
  How this compares across the catalogue: The Web Security Baseline
• Privacy — 100/100
  How this compares across the catalogue: The Privacy Gap
• Reliability — 100/100
• Standards — 97/100
• Discoverability — 100/100

What we measured

• Security headers present: HSTS, X-Frame-Options, X-Content-Type-Options, Referrer-Policy.
• No Content-Security-Policy.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 221 ms to first byte.
• Returns a proper 404 for unknown routes.
• 3 of 3 sampled routes reachable.
• Has a reachable privacy policy.
• Sets cookies / loads scripts with no consent prompt.

Who built it

product account @MarkSchemeApp

Who it's for

Cambridge A-Level students · O-Level students · IB Diploma students · Exam prep students · Self-study learners

Pricing

Free tier (5 questions/month); Pro $9.17/month ($110/year); Scholar $16.58/month ($199/year); Max $29.17/month ($350/year)

Sources and updates

Description

Taken from markscheme.app's own website on 2026-07-09.

Benchmark

Measured by Legit.Show from the live site, the way any visitor sees it — with no access to its code or accounts. Same method for every product, and no AI decides the score. Last checked 2026-09-25.

Put together from public information, without MarkScheme's involvement. If anything here is wrong, tell us and a person will check it.

Visit MarkScheme → · Alternatives to MarkScheme → · How this was measured →