Emergent is the largest vibe coding platform. Maris AI is a focused alternative with transparent pricing and credits valid for 30 days from purchase.
Key differences
Credit transparency
Emergent doesn't show credit costs upfront — users report surprise charges. Maris AI shows exact credit costs for every action.
Credit expiration
Emergent monthly credits expire every billing cycle. Maris AI credits are valid for 30 days from the purchase date.
Pricing
Emergent: $20/month for 100 credits (monthly expiration). Maris AI: €20 one-time for 160 credits (30-day validity). Maris AI is 3.2x more credits per dollar.
Backend
Both generate full-stack apps. Emergent uses their managed infrastructure. Maris AI generates Express + MongoDB code you fully own.
Mobile apps
Emergent supports mobile app generation. Maris AI currently focuses on web apps.
When to choose Maris AI over Emergent
You want predictable, pay-per-use pricing in euros