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Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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Windsurf
A
Devin
A
Skye
A
ChatGPT Operator
B
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.Cognition Labs' autonomous coding engineer.An agentic iPhone home screen that replaces your static icon grid with AI widgets that proactively surface health, calendar, finance, and local context — without you having to open a single app.OpenAI's browser agent. Clicks and types on websites for you.
CategoryCodingAgentsAgentsAgents
PricingFree + $15/mo Pro$500/moWaitlist / Beta (pricing not yet disclosed)Included with ChatGPT Pro $200/mo
Best forDevelopers who want Cursor-like power for less money.Engineering teams offloading tickets. Ops/platform work.iPhone power users who are frustrated that Siri is still reactive and want their home screen to actually anticipate their day.Power users willing to pay $200/mo for a browser bot.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
  • Ambient, proactive intelligence delivered via native iOS widgets — no app-switching required
  • Cross-domain context: health, calendar, email, finances, and local recommendations in one layer
  • Works within iOS permission model (no jailbreak or sideloading), making App Store approval plausible
  • Strong pre-launch signal: 25k+ waitlist and backing from a16z, True Ventures, and SV Angel
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
Weaknesses
  • Smaller community
  • Model selection more limited
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
  • Still pre-launch / beta — zero proven track record and no public pricing yet
  • iPhone-only by design, which immediately locks out half the smartphone market
  • Battery drain and privacy concerns from constant ambient context scanning are real and unresolved
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.The concept is genuinely compelling — turning the home screen into a living AI layer is a smarter bet than yet another chat interface — but this is vaporware until it ships publicly and we see whether Apple's sandbox lets it breathe. (Verdict pending Phi's full review.)B-tier. Still early. Manus is more flexible for less money.
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