Legit.Show measured Sickle'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 Sickle?

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.

MCP & Integrations

Sickle

Last updated 2026-10-31 · benchmark measured 2026-10-31 — deterministic & reproducible

Remote MCP server that connects email inboxes to AI agents like Claude and Cursor.

84/100

7/7 frames

Top 40% of 18,490 measured

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 2026-10-31 · scores move as sites change

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To cite this score: legit.show/s/sickle-app/2026-10-31. That address never changes; this page moves with every re-measure.

Legit.Show scored Sickle 84/100 on 2026-10-31, measured across all 7 frames from its public surface. legit.show/s/sickle-app/2026-10-31

Is Sickle production-ready?

Legit.Show scores Sickle 84 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Sickle (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 — 86/100
Accessibility — 89/100
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 — 87/100
Discoverability — 100/100

What we measured

No Content-Security-Policy and no HSTS.
Served over HTTPS with a valid certificate.
Real Lighthouse performance run — 701 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 it's for

AI agent users · Claude users · Developers · Email power users · Multi-mailbox managers

Pricing

$8.99/month (first 7 days free) or $2.50/month billed yearly ($30/year, save 72%)

Sources and updates

Description: Taken from sickle.app's own website on 2026-10-31.
Operator: Sickle, as named in sickle.app'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 2026-10-31.

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

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