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DeepSeek
S
Leonardo.ai
A
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A
TaglineRun any open-source AI model with an API call.Chinese open-weight powerhouse. Crazy cheap, genuinely smart.Gamer + creator image gen with model fine-tuning built in.Spreadsheets with AI + live integrations baked in.
CategoryDev PlatformChatbotsImageData
PricingPay per second of computeFree web + ultra-cheap API (~$0.14/M input tokens)Free + $12-$60/moFree + $19-$89/user/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Developers + cost-conscious builders. Anyone fine with self-hosting.Indie game devs, illustrators, anyone training custom style models.Ops teams, marketers, anyone building dashboards from multiple sources.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Open weights you can self-host
  • Strong reasoning + math
  • Near-free API pricing
  • DeepSeek-V3 / R1 are serious models
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Data goes to servers in China — privacy concerns for business use
  • Chinese policy filters
  • English polish trails Western models
  • General output behind Midjourney
  • Can be overwhelming
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick.A-tier for creators training custom looks. B-tier for general use.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.
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