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TaglineRun any open-source AI model with an API call.AI writing tool built specifically for fiction writers.Spreadsheets with AI + live integrations baked in.Terminal-based AI pair programmer. Git-aware, model-flexible.
Categorydev platformwritingdatacoding
PricingPay per second of compute$19-$59/moFree + $19-$89/user/moFree (open source) + whatever API you use
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Novelists, screenwriters, fiction short-form writers.Ops teams, marketers, anyone building dashboards from multiple sources.Developers who want open-source tooling with full control.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Brainstorm, expand, rewrite modes designed for fiction
  • Story Bible for character + plot tracking
  • Understands voice + tone better than generic chatbots
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Works in any terminal
  • Auto-commits changes with meaningful messages
  • Works with any model (Claude, GPT, local)
  • Minimal learning curve
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Pricey for casual use
  • Fiction-only focus — not for business writing
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Terminal-only
  • Less agentic than Claude Code
  • Setup on Windows is fiddly
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for fiction. If you're writing a novel, this beats raw ChatGPT every time.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. The right answer if you want open-source + terminal-native + model-agnostic.
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