Compare AI tools
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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Cursor TypeScript SDK A | Skye A | GitHub Copilot B | Stripe Link A | |
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| Tagline | Wire Cursor's full coding-agent runtime into your own apps, scripts, and CI/CD pipelines with a few lines of TypeScript. | 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. | Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration. | A digital wallet that lets AI agents spend on your behalf — without ever seeing your actual card number. |
| Category | Dev Platform | Agents | Coding | Agents |
| Pricing | Token-based; requires Cursor plan (Pro from $20/mo). Composer 2 at $0.50/$2.50 per M tokens (in/out); fast variant $1.50/$7.50 per M tokens. | Waitlist / Beta (pricing not yet disclosed) | Free (limited) + $10/mo Pro + $19/mo Business | Free for consumers; standard Stripe per-transaction fees for merchants |
| Best for | Engineering teams who already use Cursor and want to embed its coding-agent runtime into CI/CD pipelines, backend services, or internal developer tools without building agent infrastructure from scratch. | iPhone power users who are frustrated that Siri is still reactive and want their home screen to actually anticipate their day. | Teams with GitHub already. Devs who don't want to change IDEs. | Anyone running autonomous AI agents (shopping bots, booking assistants, personal AI) who wants delegated payment capability without handing over raw card data. |
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| Kai's verdict | If your team is already in the Cursor ecosystem, this is a genuinely compelling way to turn ad-hoc AI coding sessions into durable, automated workflows — but the beta label and Cursor's history with opaque pricing mean you'll want to set hard budget guardrails before going to production. (Verdict pending Phi's full review.) | 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. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't. | Stripe Link is the most credible first move toward a real agentic payment layer — the one-time-use card model is genuinely clever, and the existing merchant network gives it a head start no startup wallet can match. But the 'approve every transaction' UX will get old fast, and the hard part (autonomous spending with guardrails) is still on the roadmap. (Verdict pending Phi's full review.) |
| Link | Open → | Open → | Open → | Open → |