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Devin
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TaglineRun any open-source AI model with an API call.Meeting notes that don't suck. Runs locally, no bot joins.Kuaishou's video model. The surprise standout.Cognition Labs' autonomous coding engineer.
CategoryDev PlatformMeetingsVideoAgents
PricingPay per second of computeFree + $18/moCredit-based, free trial$500/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Founders, execs, consultants who live in calls.Anyone who wants top-tier video quality for less.Engineering teams offloading tickets. Ops/platform work.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • No bot in the call — runs on your Mac
  • Strong templates
  • Fast summaries
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Mac-only
  • Single-user by design
  • UX is rough for English speakers
  • Queue times
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier. Category-defining UX. If you take notes in meetings, switch this week.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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