Is Seedance Check secure?

Legit.Show measured Seedance Check's Security frame at 25/100. No Content-Security-Policy and no HSTS. Served over HTTPS with a valid certificate.

How does Legit.Show measure Seedance Check?

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

Seedance Check

Last updated 2026-07-31 · benchmark measured 2026-09-13 — deterministic & reproducible

Free tool to check whether a video was generated by Seedance AI.

86/100

7/7 frames

Top 24% of 14,148 measured · #2 of 17 in ai content detector

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 2026-09-13 · scores move as sites change

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To cite this score: legit.show/s/checkseedance-com/2026-09-13. That address never changes; this page moves with every re-measure.

Legit.Show scored Seedance Check 86/100 on 2026-09-13, measured across all 7 frames from its public surface. legit.show/s/checkseedance-com/2026-09-13

Is Seedance Check production-ready?

Legit.Show scores Seedance Check 86 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Seedance Check (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Privacy; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

Performance — 85/100
Accessibility — 93/100
Security — 25/100
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 — 100/100
Discoverability — 100/100

What we measured

No Content-Security-Policy and no HSTS.
Served over HTTPS with a valid certificate.
Real Lighthouse performance run — 258 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, canonical URL.

Who built it

Kara Phillips

Who it's for

Content creators · Fact-checkers · Review teams · Social media moderators · Journalists

Pricing

Free — no sign-up required

Sources and updates

Description: Taken from checkseedance.com's own website on 2026-07-31.
Operator: Seedance Check, as named in checkseedance.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 2026-09-13.

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

Visit Seedance Check → · Alternatives to Seedance Check → · How this was measured →