Criterion Google Gemini Meta AI
CategoryAI Chatbots & AssistantsAI Chatbots & Assistants
In one sentenceGoogle's AI assistant, bundled with Google One storage and Workspace apps on paid Google AI plans.Meta's assistant across WhatsApp, Instagram, Facebook, the Meta AI app and AI glasses, powered by Muse models.
Problem it solvesPuts an AI assistant inside the Google apps people already use, with options for image and video creation.Puts an assistant inside the messaging and social apps billions of people already use.
Free planYesYes
Developer APIYes — docsYes — docs
Open sourceNoNo
PlatformsWeb, Android, iOS, Gmail/Docs/Vids (paid)WhatsApp, Instagram, Facebook, Messenger, Meta AI app, Web, Meta AI glasses
Pricing (summary)Gemini is free with a Google Account. Google AI Plus is $4.99/month, AI Pro $19.99/month and AI Ultra starts at $99.99/month (with a $199.99 tier). Gemini Enterprise for businesses is $21 or $30 per seat per month.
Checked 2026-10-19
Meta AI is free for everyday use. Meta One Core ($7.99/month) and Premium ($19.99/month) add more AI usage and image and video generation; creator and business bundles start at $14.99/month.
Checked 2026-10-19
Strengths
  • Strong free tier
  • Storage bundled with paid plans
  • Free API tier for Flash models
  • Free inside widely used apps
  • Strong media generation features
  • Paid tiers are optional
Limitations
  • Free plan uses the Flash-Lite model
  • Annual prices not shown on the subscriptions page
  • Some features limited to select countries
  • Meta One availability varies by country
  • Usage caps not published
  • API is a US-only public preview