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MGX

Atoms (formerly MGX / MetaGPT X): multi-agent AI app builder that turns prompts into full-stack apps

AI Programming Freemium Source-reviewed · Oct 14, 2026
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Renamed: MGX (MetaGPT X) has rebranded as Atoms, at atoms.dev. Sources: [1]

What is MGX?

MGX is Atoms (formerly MGX / MetaGPT X): multi-agent AI app builder that turns prompts into full-stack apps It's designed for founders spinning up mvps quickly.

About MGX

Key Strengths

  • Multi-agent builder that turns prompts into full-stack apps with backend, hosting and payments
  • Free plan with daily credits
  • Fast MVP creation, per reviews

Limitations to Consider

  • Credit use is unpredictable, and retries cost more, per reviews
  • Free is capped at 25 credits a month
  • Published-app cloud and AI usage is billed separately

Best For

Founders spinning up MVPs quickly.

Skip it if: You need predictable build costs.

Pricing

Freemium

a freemium model with both free and premium features

Free tier: yes (15/day, 25/mo cap). Pro from $20/mo (100 credits), Max from $100/mo. (checked Oct 11, 2026)

Sources

Pros, cons and pricing compiled from public sources (official pricing/docs pages, published reviews, user reports), not hands-on testing.

Compare Atoms (formerly MGX / MetaGPT X)

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Frequently Asked Questions

What is MGX?

MGX is Atoms (formerly MGX / MetaGPT X): multi-agent AI app builder that turns prompts into full-stack apps It's designed for founders spinning up mvps quickly.

How much does MGX cost?

MGX offers a freemium model with both free and premium features You can start with the free tier or upgrade to premium on their official website.

Who should use MGX?

MGX is best suited to founders spinning up mvps quickly — particularly users who need coding assistance and development tools.