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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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GitHub Copilot
B
Skye
A
OpenAI Voice / Realtime
S
Ollama
S
TaglineMicrosoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.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.ChatGPT's voice + the Realtime API for developers.Run LLMs locally. One-line install, GUI optional.
CategoryCodingAgentsVoiceDev Platform
PricingFree (limited) + $10/mo Pro + $19/mo BusinessWaitlist / Beta (pricing not yet disclosed)Voice included with ChatGPT Plus; Realtime API by usageFree + open source
Best forTeams with GitHub already. Devs who don't want to change IDEs.iPhone power users who are frustrated that Siri is still reactive and want their home screen to actually anticipate their day.Voice chat users, developers building voice agents on OpenAI.Devs wanting offline/local LLMs for privacy or experimentation.
Strengths
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • 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
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
  • Run Llama, Mistral, Qwen, etc. on your laptop
  • Simple CLI + API
  • Hardware-aware (picks the right quant)
Weaknesses
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • 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
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
  • Needs beefy laptop for larger models
  • Speed way behind cloud APIs
Kai's verdictB-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.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.)S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.S-tier for local inference. If you care about privacy or want to tinker, install this today.
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