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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
Flux (Black Forest Labs)
A
ChatGPT
S
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.Open weights + strong photorealism. The open-source answer.The default. Strongest ecosystem + best multimodal breadth.
Categorycodingimagechat
PricingFree + $15/mo ProAPI + open weights (Schnell is Apache 2.0)Free + $20/mo Plus + $200/mo Pro
Best forDevelopers who want Cursor-like power for less money.Developers + power users who want control and privacy.General use, voice chat, image generation, first-time AI users.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Runs locally on a beefy GPU
  • Very photoreal
  • Best open-weight model
  • Great voice mode
  • Huge plugin/custom GPT ecosystem
  • Strong image generation (DALL-E built in)
  • Code Interpreter
Weaknesses
  • Smaller community
  • Model selection more limited
  • Harder to use than hosted tools
  • Needs infra
  • Reasoning quality varies by mode
  • Can be verbose
  • Confabulates on niche facts
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.A-tier. S-tier if you self-host. The reason open-source image gen matters.S-tier all-rounder. If you want one tool that does everything okay-to-great, this is it.
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