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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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DeepSeek
S
Recraft
S
Hume AI
A
Devin
A
TaglineChinese open-weight powerhouse. Crazy cheap, genuinely smart.Vector + raster AI for designers. Actually controls the output.Voice AI that reads + expresses emotion.Cognition Labs' autonomous coding engineer.
CategoryChatbotsImageVoiceAgents
PricingFree web + ultra-cheap API (~$0.14/M input tokens)Free + $12-$48/moFree tier + pay-as-you-go$500/mo
Best forDevelopers + cost-conscious builders. Anyone fine with self-hosting.Designers, brand teams, anyone needing vector output or tight style control.Therapy apps, customer service, any voice agent where emotion matters.Engineering teams offloading tickets. Ops/platform work.
Strengths
  • Open weights you can self-host
  • Strong reasoning + math
  • Near-free API pricing
  • DeepSeek-V3 / R1 are serious models
  • Exports SVG vectors — rare in AI image gen
  • Strong style control + consistency
  • Brand kit for consistent outputs
  • Detects + mirrors emotional tone
  • EVI (Empathic Voice Interface) feels different
  • Expressive voice output
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
Weaknesses
  • Data goes to servers in China — privacy concerns for business use
  • Chinese policy filters
  • English polish trails Western models
  • Less hyped than Midjourney
  • Learning curve for non-designers
  • Niche use case
  • Pricing ramps fast
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
Kai's verdictS-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick.S-tier for designers. The only one that takes vectors seriously.A-tier in its niche. The only one that actually gets emotion right.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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