Legit.Show measured Zerolith'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 Zerolith?

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.

Infrastructure & DevOps

Zerolith

Last updated 2026-08-27 · benchmark measured 2026-09-28 — deterministic & reproducible

Zerolith is a serverless function platform hosted in France, billed per execution.

91/100

7/7 frames

Top 11% of 14,124 measured · #4 of 36 in app deployment platform

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 2026-09-28 · scores move as sites change

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To cite this score: legit.show/s/zerolith-io/2026-09-28. That address never changes; this page moves with every re-measure.

Legit.Show scored Zerolith 91/100 on 2026-09-28, measured across all 7 frames from its public surface. legit.show/s/zerolith-io/2026-09-28

Is Zerolith production-ready?

Legit.Show scores Zerolith 91 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Zerolith (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Security; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

Performance — 96/100
Accessibility — 97/100
Security — 100/100
How this compares across the catalogue: The Web Security Baseline
Privacy — 55/100
How this compares across the catalogue: The Privacy Gap
Reliability — 100/100
Standards — 92/100
Discoverability — 100/100

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 — 1017 ms to first byte.
Returns a proper 404 for unknown routes.
3 of 3 sampled routes reachable.
No privacy policy found.
Sets cookies / loads scripts with no consent prompt.
Discoverable: structured data, sitemap, OpenGraph image, canonical URL.

Who it's for

AI agents · developers · teams using MCP

Pricing

5€ free credit on signup (~10M function calls); pay-per-execution for CPU, memory, and requests; €0 at rest

Sources and updates

Description: Taken from zerolith.io's own website on 2026-08-27.
Operator: Zerolith, as named in zerolith.io'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 2026-09-28.

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

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