Developer Tools

APISign

Last updated 2026-08-19 · benchmark measured 2026-08-19 — deterministic & reproducible

APISign is a pay-per-contract e-signature API with no subscriptions or seat fees.

Is APISign production-ready?

Legit.Show scores APISign 84 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on APISign (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 — 82/100
• Accessibility — 96/100
• Security — 25/100
• Privacy — 100/100
• Reliability — 100/100
• Standards — 97/100
• Discoverability — 85/100

What we measured

• No Content-Security-Policy and no HSTS.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 557 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: sitemap, OpenGraph image, canonical URL.

Who it's for

Developers · SaaS companies · Businesses automating contracts · Enterprise teams · Document workflow builders

Pricing

$0.25 per contract, no monthly fee; new accounts start with $5.00 credit (20 free contracts)

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