Legit.Show measured DeepL's Security frame at 100/100. Security headers present: CSP, HSTS, X-Frame-Options, X-Content-Type-Options, Referrer-Policy. Served over HTTPS with a valid certificate.

How does Legit.Show measure DeepL?

Legit.Show scores seven frames — Performance, Accessibility, Security, Privacy, Reliability, Standards and Discoverability — deterministically from the public surface (URL, HTTP headers, real Lighthouse), with no LLM in the scoring path. See legit.show/methodology.

AI & Agents

DeepL

Last updated 2026-08-03 · benchmark measured 2026-09-25 — deterministic & reproducible

DeepL provides AI-powered translation, writing, and voice tools for individuals and businesses.

82/100

7/7 frames

Top 37% of 14,148 measured · #5 of 9 in document translation tool

Legit Benchmark — the simple average of 7 measured frames. Frames we could not measure are left out of the average, never counted as zero. Every frame is shown below with its evidence.

Checked 2026-09-25 · scores move as sites change

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

Legit.Show scored DeepL 82/100 on 2026-09-25, measured across all 7 frames from its public surface. legit.show/s/deepl-com/2026-09-25

Is DeepL production-ready?

Legit.Show scores DeepL 82 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on DeepL (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Security; its weakest is Performance. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

Performance — 36/100
Accessibility — 91/100
Security — 100/100
How this compares across the catalogue: The Web Security Baseline
Privacy — 70/100
How this compares across the catalogue: The Privacy Gap
Reliability — 100/100
Standards — 89/100
Discoverability — 85/100

What we measured

Security headers present: CSP, HSTS, X-Frame-Options, X-Content-Type-Options, Referrer-Policy.
Served over HTTPS with a valid certificate.
Real Lighthouse performance run — 161 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.
Discoverable: structured data, sitemap, OpenGraph image.

Who built it

Jarek Kutylowski · product account @DeepLcom

Who it's for

Businesses · Developers · Enterprises · Content teams · Global organizations

Sources and updates

Description: Taken from deepl.com's own website on 2026-08-03.
Operator: DeepL, as named in deepl.com's terms, privacy page or footer.
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 DeepL's involvement. If anything here is wrong, tell us and a person will check it.

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