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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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Dev Platform
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Replicate
S
OpenRouter
S
Fireflies
A
Pika
A
TaglineRun any open-source AI model with an API call.One API, every model. Pay-as-you-go, no subscriptions.Sales-focused meeting AI with CRM integration.The playful, accessible AI video tool.
CategoryDev PlatformDev PlatformMeetingsVideo
PricingPay per second of computePay per token — model-dependentFree + $10-$19/user/moFree + $8-$58/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Developers experimenting across models. Apps that want fallback logic.Sales teams, customer success, anyone running many discovery calls.Social media creators, beginners, anyone wanting quick fun clips.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • Ingredients feature — combine people, objects, scenes
  • Lip sync + sound effects
  • Fun, approachable UX
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Slight markup over direct API
  • Some provider features not exposed
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Lower fidelity than Runway/Kling
  • Still rough on complex scenes
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for model-shopping. I use this for every prototype before committing.A-tier for sales teams. B-tier for solo users.A-tier for social/casual. B-tier for serious work. Good entry point.
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