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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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Claude Code
S
Cline
A
Leonardo.ai
A
OpenRouter
S
TaglineAnthropic's CLI agent. Opus-powered, operates on your repo directly.Open-source VS Code agent. Reads + writes + runs.Gamer + creator image gen with model fine-tuning built in.One API, every model. Pay-as-you-go, no subscriptions.
CategoryCodingCodingImageDev Platform
PricingPart of Claude Pro/Max/Team plansFree (open source) + your API costsFree + $12-$60/moPay per token — model-dependent
Best forDevelopers who want an agent, not autocomplete. Large refactors, tests, docs.VS Code users who want agentic coding without changing IDEs.Indie game devs, illustrators, anyone training custom style models.Developers experimenting across models. Apps that want fallback logic.
Strengths
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Free extension for VS Code
  • Plan + Act modes
  • Model-agnostic (Claude, GPT, local)
  • Sees terminal output and iterates
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
Weaknesses
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Can burn tokens fast if not watched
  • Less polished than Cursor
  • General output behind Midjourney
  • Can be overwhelming
  • Slight markup over direct API
  • Some provider features not exposed
Kai's verdictS-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.A-tier. Best free agentic option in VS Code. Use with Claude for best results.A-tier for creators training custom looks. B-tier for general use.S-tier for model-shopping. I use this for every prototype before committing.
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