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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.
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Platform to build AI customer-service agents trained on your data that answer 24/7, take real actions and hand off to humans.
No-code 'vibe coding' platform where users chat with AI to generate websites, apps, dashboards, prototypes, and games.
Agentic coding platform (Cosmos) that runs software-dev agents at org scale, using a codebase context engine to cut token cost.
Free tool that auto-generates conversational, browsable documentation for any public GitHub repo, from the makers of Devin.
TypeScript backend-as-a-service with a reactive database, server functions, auth and file storage for full-stack and AI apps.
Free trial available
No public pricing
Free trial available
No public pricing
- ✦AI agents trained on website/docs with auto-retrain
- ✦AI Actions (Stripe billing, Calendly booking, API calls)
- ✦Multi-channel embed (site, Slack, Notion and more)
- ✦Human handoff with context
- ✦Analytics on deflection and satisfaction
- ✦Multiple LLMs selectable per task
- ✦Chat-based AI website, app, and game generation
- ✦AI dashboard generator with charts wired to data sources
- ✦Figma-to-code conversion for production-ready pages
- ✦Internal tools builder for CRMs, HR systems, and trackers
- ✦Automatic error detection and fixing
- ✦Built-in database and API with no separate key setup
- ✦Credit-based 'Rewind' system to redo attempts without losing all credits
- ✦Context Engine for codebase understanding
- ✦Agents across the full SDLC
- ✦Model routing / bring-your-own-keys
- ✦Automated code review and test coverage
- ✦CLI, MCP and native tool integrations
- ✦Enterprise security (SOC 2, ISO 42001, SSO)
- ✦AI-generated documentation for GitHub repos
- ✦Conversational Q&A about a codebase
- ✦Browsable index of popular repositories
- ✦Deep code indexing via Devin
- ✦Reactive real-time database
- ✦TypeScript server functions (queries/mutations/actions)
- ✦Built-in authentication
- ✦Cron jobs and backend workflows
- ✦File storage, text and vector search
- ✦ACID transactions; open-source/self-host
- →Automate customer support
- →Book meetings and complete tasks in chat
- →Capture and qualify leads
- →Keep answers current via auto-retrain
- →Non-developers building a landing page or prototype from a description
- →Converting a Figma design directly into a live website
- →Creating internal business tools without hiring developers
- →Building simple games or experimental creative web projects
- →Automating PR code review
- →Raising test coverage
- →Incident investigation and remediation
- →Large-scale migrations and onboarding
- →Understanding an unfamiliar codebase quickly
- →Onboarding to open-source projects
- →Answering questions about repo internals
- →Building real-time reactive apps
- →Backends for AI agents
- →Replacing Firebase or Supabase
- →Full-stack TypeScript development