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Side-by-side features, use cases and pricing — because the right pick depends on your job and budget, not just the ranking.

Sherpa Coder logo
Sherpa Coder
✓ verifiedFree

VS Code extension letting developers chat with their own custom OpenAI assistants without leaving the editor.

Opera One Browser logo
Opera One Browser
✓ verifiedFree

Free Chromium-based desktop browser with tab grouping, built-in AI, free VPN, ad blocker and sidebar apps.

Codeflying logo
Codeflying
✓ verifiedFreemium

Vibe-coding builder creating full-stack apps by chatting with AI.

118K visits/mo
Atoms logo
Atoms
✓ verifiedFreemium

No-code AI platform using multi-agent 'employees' to research, build, deploy and market full-stack apps from a prompt.

619K visits/mo15K saves
B12 logo
B12
✓ verifiedFreemium

AI website builder for professional service providers that generates sites, stores and web apps plus client-engagement tools.

475K visits/mo185K saves
Pricing

No public pricing

No public pricing

Free: 0$
Basic: 25$
Advanced: 40$
Premium: 200$
Free: $0/mo (15 credits/day)
Pro: from $20/mo (100 credits)
Max: from $100/mo (500 credits)

No public pricing

Core features
  • in-editor chat with OpenAI assistants
  • workspace source-code context sharing
  • support for custom, user-defined assistants
  • secure management of the user's OpenAI account
  • Tab Islands for organizing tabs into groups
  • Built-in Opera AI assistant with page context
  • Free VPN and ad blocker
  • Modular sidebar with apps and messengers
  • Split-screen browsing and immersive themes
  • CodeFlying enables full-stack app creation via chat in minutes
  • Multi-agent AI team (PM, engineer, analyst, etc.)
  • Chat-to-build full-stack apps
  • Built-in backend: auth, database, Stripe
  • SEO and ads agents
  • Race Mode across multiple models
  • Code export and GitHub sync
  • AI website, store and web-app generation
  • Built-in on-page SEO and blogging
  • Client intake forms and contact manager
  • Email marketing and automation
  • Contracts and eSignatures
  • AI content and website chatbots
Use cases
  • getting coding help without switching out of VS Code
  • using a personalized OpenAI assistant tuned to a project
  • quick in-editor Q&A while writing code
  • Browsing with organized tab groups
  • Using AI assistance while browsing
  • Protecting privacy with a free VPN
  • Multitasking with sidebar apps and split screen
  • Build SaaS and e-commerce apps
  • Launch MVPs in minutes
  • Add payments and user login
  • Drive SEO and ad growth
  • Export code and self-host
  • Launching a professional-services website quickly
  • Generating an online store or web app with AI
  • Capturing and managing client leads
  • Sending contracts and collecting eSignatures
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