AltGen

Web · API · paid plans from $29/mo

Freedom report

Two barsScore 6.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely1 of 6 device platforms
DocumentedPlans, terms and facts published

AltGen is ranked #6 of 27 in AI alt text generators on Freedom251. It runs on API, Web. There is a free plan. Paid plans start at $29/mo.

AltGen plans and pricing

All plans

Free Free 26 credits / month · all languages · bulk upload · CSV import · page scraper · API access · webhooks · image library altgen.io · 8 Oct 2026

Pro $29/mo 2,000 credits / month · all languages · bulk upload · CSV import · page scraper · API access · webhooks · image library altgen.io · 8 Oct 2026

Need More? Not published pricing for your needs Higher volume limits · custom integrations · dedicated support · custom SLA · SSO & team management · white-label options altgen.io · 8 Oct 2026

Compared on AI alt text generators

Free plan: Yes
Paid from: $29/mo
Bulk processing: Yes
API access: Yes
Supported languages: 30 languages
Publishing workflows: Yes

Best AltGen alternatives

See all 20

One bar Altagonist Free tier No. 1€5/mo6.5 Two bars ALTtext.org Free tier No. 2$19.99/mo6.5 One bar AI Alt Text Builder Free tier No. 3$2.99/mo6.4 One bar Alt Audit Free tier No. 4$5/mo6.4 One bar Alt Text Pro Free tier No. 5$3.60/mo6.4 One bar AltText.io Free tier No. 7$19/mo6.4

The record

Purpose: AltGen generates accessible, SEO-ready alt text for images in bulk or individually.
Image inputs: Users can upload files, paste URLs, import a CSV, or use the built-in scraper to find images on a page.
Languages: AltGen can generate alt text in up to 30 languages per image.
Customization: Descriptions can be generated using a selected industry preset, writing style, and target languages.
Batch capacity: A batch can contain up to 5,000 images.
Review and export: Users can review and edit results in the dashboard and export them to CSV.
API and webhooks: AltGen offers a REST API and webhooks for sending results into a user's stack.
API key controls: API keys are scoped per workspace, can have optional expiry, and can be revoked from the dashboard.
Image privacy: AltGen says it does not use submitted images or generated content to train AI models.
Data retention: After account deletion, AltGen says it deletes personal data and generated content within 30 days, except records it must retain for legal or accounting purposes.
Security and privacy practices: The privacy policy says passwords are hashed, payment details are handled by Stripe, and cookies are limited to sign-in and account protection.
Support: The site lists dedicated support for the custom plan and gives [email protected] as a contact address.
Intended users: The Free plan is described for individuals getting started, the Pro plan for growing teams, and the custom plan for organizations that need everything.
Price from: $29/mo

Where it ranks on Freedom251

Best AI Alt Text Generators in 2026#6 of 27

Is AltGen yours?

Claim it for free: prove the domain, then correct facts, plans and screenshots. An editor reviews every change.

Claim it free Promote AltGen

Sources

altgen.io/about· checked 8 Oct 2026
altgen.io· checked 8 Oct 2026
altgen.io/privacy· checked 8 Oct 2026