Productivity

Alta

Last updated 2026-07-09 · benchmark checked 2026-08-09 · unchanged since 2026-08-05 — deterministic & reproducible

Alta is an AI tool that generates WCAG-compliant alt text for images.

Is Alta production-ready?

Legit.Show scores Alta 76 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Alta (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 99/100
• Accessibility — 98/100
• Security — 25/100
• Privacy — 25/100
• Reliability — 100/100
• Standards — 85/100
• Discoverability — 100/100

What we measured

• No Content-Security-Policy and no HSTS.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 147 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

Accessibility teams · E-commerce businesses · Content creators · SEO professionals · Compliance managers

Pricing

Free: $0 (5 images/day); Pro: $29/year (unlimited generations)

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