AI & Agents

ClearPen

Last updated 2026-06-29 · benchmark measured 2026-08-12 — deterministic & reproducible

ClearPen rewrites AI-generated text to reduce AI detection scores.

Is ClearPen production-ready?

Legit.Show scores ClearPen 90 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on ClearPen (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 — 68/100
• Accessibility — 96/100
• Security — 80/100
• Privacy — 100/100
• Reliability — 100/100
• Standards — 89/100
• 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 — 895 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 it's for

Students · Writers · Content creators · SEO professionals · ESL writers

Pricing

Free plan (500 words one-time); Starter $6/mo (30,000 words/month); Pro $10/mo (80,000 words/month); Power $20/mo (250,000 words/month); Launch week 30% off with LAUNCH30

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