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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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Cursor
S
Claude Agent SDK
S
Luma Dream Machine
A
TaglineVS Code fork that made AI coding actually work.Anthropic's SDK for building your own agents on Claude.Smooth, cinematic motion. Image-to-video specialist.
Categorycodingagentsvideo
PricingFree + $20/mo Pro + $40/mo BusinessAPI usage + SDK is freeFree + $10-$500/mo
Best forDevelopers. Non-developers who want to ship working code.Developers building custom agents for their own company/product.Photographers animating stills, cinematic b-roll.
Strengths
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Production-grade agent primitives
  • Built on Claude (best reasoning)
  • Full control — build exactly what you need
  • Best image-to-video in the category
  • Great camera motion control
  • Ray 2 model produces striking shots
Weaknesses
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Developer-only
  • You build the UI
  • Prompt fidelity below Runway
  • Queue times on free tier
Kai's verdictS-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier for builders. The right primitives. What Kai is built on under the hood.A-tier. Best for cinematic image-to-video. Pair with Runway for coverage.
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