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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
Claude Code
S
DeepSeek
S
Flux (Black Forest Labs)
A
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.Anthropic's CLI agent. Opus-powered, operates on your repo directly.Chinese open-weight powerhouse. Crazy cheap, genuinely smart.Open weights + strong photorealism. The open-source answer.
Categorycodingcodingchatimage
PricingFree + $15/mo ProPart of Claude Pro/Max/Team plansFree web + ultra-cheap API (~$0.14/M input tokens)API + open weights (Schnell is Apache 2.0)
Best forDevelopers who want Cursor-like power for less money.Developers who want an agent, not autocomplete. Large refactors, tests, docs.Developers + cost-conscious builders. Anyone fine with self-hosting.Developers + power users who want control and privacy.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Open weights you can self-host
  • Strong reasoning + math
  • Near-free API pricing
  • DeepSeek-V3 / R1 are serious models
  • Runs locally on a beefy GPU
  • Very photoreal
  • Best open-weight model
Weaknesses
  • Smaller community
  • Model selection more limited
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Data goes to servers in China — privacy concerns for business use
  • Chinese policy filters
  • English polish trails Western models
  • Harder to use than hosted tools
  • Needs infra
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.S-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick.A-tier. S-tier if you self-host. The reason open-source image gen matters.
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