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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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Developer Tools Frontend Generation Full Stack App Generation Apis Integration Code Generation Dev Infrastructure Software Development

Gologin Cloud Browser

✓ verifiedPaid

Serverless cloud browser API with persistent sessions, built-in stealth and proxies, for AI agents, automation and scraping.

655K visits/mo

DHTMLX Chatbot

✓ verifiedFree

Lightweight MIT-licensed JavaScript chatbot UI widget for building support-agent chat interfaces on top of any LLM.

92K visits/mo

Airbyte

✓ verifiedFreemium

Open-source data-movement platform now adding a context/action layer for AI agents; 600+ connectors and flexible pricing.

222K visits/mo

Angular.dev

✓ verifiedFree

Google's open-source TypeScript framework for building scalable web apps, featuring signals, reactivity and first-party tooling.

1.1M visits/mo

v0.dev by Vercel Labs

✓ 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

Professional: $24/mo billed annually (100 profiles)

Business: $49/mo billed annually (300 profiles)

Enterprise: $99/mo billed annually (1000 profiles)

Custom: $149/mo billed annually (2000+ profiles)

Free trial available

No public pricing

Agents Free: $0/mo (1000 AOs)

Agents Individual: $29/mo (5000 AOs)

Agents Team: $299/mo (10,000 AOs)

Data Standard: from $10/mo

Data Plus: from $500/mo

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

✦Serverless cloud Chromium browsers
✦Persistent logged-in sessions
✦Built-in stealth / anti-detect fingerprinting
✦Residential & datacenter proxies in 150+ countries
✦Playwright/Puppeteer WebSocket connection
✦Headful mode for live inspection

✦MIT-licensed and free to use
✦Lightweight (~65kb) JavaScript widget
✦4 message display modes plus typewriter effect
✦Markdown support and chat history
✦Backend hook to integrate any LLM
✦Responsive, mobile-friendly, read-only mode

✦600+ data connectors
✦ELT replication and CDC
✦Open-source and managed cloud options
✦Airbyte Agents context store (MCP/SDK/CLI)
✦Capacity- and volume-based pricing
✦Governance: SSO, RBAC, encryption

✦Signals-based fine-grained reactivity
✦Built-in control flow and deferrable views
✦Server-side rendering and hydration
✦First-party routing, forms and dependency injection
✦AI-forward tooling and MCP resources
✦In-browser tutorials and playground

✦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

→Running AI browser agents
→Web scraping at scale
→Automating logged-in workflows
→Debugging automation in live sessions

→Adding an AI chat UI to web apps
→Building LLM-powered support agents
→Embedding chat widgets in existing products
→Prototyping chatbot interfaces

→Building data pipelines to warehouses
→Syncing SaaS data for analytics
→Giving AI agents live business context

→Building scalable single-page apps
→Enterprise web application development
→Performance-critical front ends
→Learning modern web development

→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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