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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.

CodebaseChat logo
CodebaseChat
✓ verifiedFreemium

Connects Git repos to answer plain-English questions about your code with file references and dependency context.

Continue logo
Continue
✓ verifiedFreemium

Open-source AI coding assistant offering autocomplete and chat in IDEs; the company was acquired by Cursor.

775K visits/mo
Cody logo
Cody
✓ verifiedPaid

Enterprise AI coding assistant that pulls context from an entire codebase to power chat, code edits and debugging.

245K visits/mo
Firebase Studio logo
Firebase Studio
✓ verifiedFree

Browser-based AI dev workspace by Google for full-stack apps; being sunset on 22 Mar 2027, no new workspaces.

531K visits/mo
v0.dev logo
v0.dev
✓ verifiedFreemium

Vercel's AI app builder that generates and deploys full-stack React web apps and UI components from natural-language prompts.

176K visits/mo
Pricing
Starter: $0 (1 repo, 50 questions/mo)
Pro: $12/mo (10 repos, unlimited questions)
Team: $49/mo (unlimited repos, SSO)

No public pricing

Enterprise: starting at $16K (includes AI feature credits, scales with team size)

No public pricing

Free: $0/mo ($5 included monthly credits, 7 messages/day limit)
Team: $30/user/mo ($30 included monthly credits per user)
Business: $100/user/mo ($30 included monthly credits per user, training opt-out by default)
Core features
  • Natural-language search across a codebase
  • Architecture explanations and dependency graphs
  • Bug hunter that traces issues across files
  • AI code review before opening a PR
  • Automatic documentation generation
  • Multi-repo support via OAuth
  • Open-source AI code assistant
  • Customizable autocomplete
  • In-editor AI chat
  • Community-built coding agent
  • Codebase-aware developer chat
  • AI code completions and inline edits
  • Customizable and shareable prompts
  • Automatic bug identification and debugging help
  • Context filters to exclude sensitive repos
  • Integrates with major code hosts and IDEs
  • Cloud workspaces for full-stack development
  • App Prototyping agent from natural language
  • Gemini AI for coding, debugging and docs
  • Repo import from GitHub, GitLab and Bitbucket
  • Web previews and Android emulators
  • Deploy to Firebase App Hosting, Hosting or Cloud Run
  • Prompt-to-app generation of full-stack web applications
  • One-click deployment to Vercel hosting
  • GitHub sync for pushing generated code to a repository
  • Visual design mode for fine-tuning generated UI
  • Prebuilt templates for apps, dashboards and landing pages
  • Agentic building with automatic database and API connections
  • iOS app for building and editing on mobile
Use cases
  • Onboarding new engineers faster
  • Answering questions about a codebase
  • Understanding how components connect
  • Finding and diagnosing bugs
  • Generating documentation from code
  • Get AI code completions while coding
  • Ask questions about code in the editor
  • Build on an open-source coding-agent foundation
  • Engineers asking questions about an unfamiliar large codebase
  • Teams standardizing common coding tasks with shared prompts
  • Developers debugging errors faster with AI-assisted context
  • Enterprises running large-scale code migrations
  • Prototyping apps from a prompt or mockup
  • Building full-stack apps in the browser
  • Collaborating and sharing preview URLs
  • Deploying and monitoring apps quickly
  • Developers rapidly prototyping and deploying web apps
  • Teams generating UI components and design systems from prompts
  • Non-technical founders building MVPs without writing code
  • Students and hobbyists building and publishing small projects
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