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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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Thunderbit
✓ verifiedFreemium
AI browser extension that scrapes leads and structured data from any website in two clicks, with prebuilt templates for popular sites.
458K visits/mo11K saves
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✓ verifiedFreemium
Open-source AI coding assistant offering autocomplete and chat in IDEs; the company was acquired by Cursor.
775K visits/mo
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Opera One Browser
✓ verifiedFree
Free Chromium-based desktop browser with tab grouping, built-in AI, free VPN, ad blocker and sidebar apps.
Pricing
No public pricing
No public pricing
No public pricing
Kane CLI Free: $0/mo (200 credits/month)
Kane CLI Starter: $19/mo (2,000 credits/month)
Kane CLI Pro: $99/mo (10,000 credits/month)
KaneAI Web: $199/mo billed annually (500 AI authoring sessions/month)
KaneAI Mobile + Web: $299/mo billed annually (10,000+ real devices)
Live Virtual: $15/mo billed annually (per parallel session)
Free trial available
No public pricing
Core features
- ✦AI-assisted two-click data scraping
- ✦Pre-built templates for popular sites (Amazon, eBay, Google Maps, etc.)
- ✦AI summarize/categorize/translate on scraped output
- ✦Article and long-form transcript scraping
- ✦One-click export to Google Sheets, Airtable or Notion
- ✦Fast tensor operations
- ✦Differentiable tensors for gradient-based optimization
- ✦Network connectivity
- ✦Integration with Bun and Flashlight
- ✦Support for GPU computation with CUDA (Linux) and CPU computation (macOS)
- ✦Open-source AI code assistant
- ✦Customizable autocomplete
- ✦In-editor AI chat
- ✦Community-built coding agent
- ✦Online Browser Testing
- ✦Selenium Testing
- ✦Test Manager
- ✦Playwright Testing
- ✦HyperExecute
- ✦Accessibility Testing
- ✦Real Devices Cloud
- ✦Visual Regression Cloud
- ✦Test Intelligence
- ✦Automation Testing Cloud
- ✦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
Use cases
- →Sales teams generating contact and lead lists
- →Real estate agents aggregating property listings
- →Marketers monitoring competitor pricing and content
- →Ops teams tracking stock and inventory changes
- →Creating and manipulating datasets
- →Training small machine learning models
- →Implementing advanced training and inference logic
- →Building applications that require tensor computations
- →Get AI code completions while coding
- →Ask questions about code in the editor
- →Build on an open-source coding-agent foundation
- →Testing websites and web apps across different browsers and operating systems.
- →Running Selenium, Playwright, and Appium automation tests on a scalable cloud infrastructure.
- →Testing mobile applications on real devices.
- →Using AI to debug and analyze test results.
- →Planning, authoring, and evolving tests using natural language with KaneAI.
- →Browsing with organized tab groups
- →Using AI assistance while browsing
- →Protecting privacy with a free VPN
- →Multitasking with sidebar apps and split screen
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