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S
Fathom
S
Pika
A
Groq
S
TaglineRun any open-source AI model with an API call.Meeting notes, free forever for individuals.The playful, accessible AI video tool.The fastest AI inference in the world. Crazy low latency.
CategoryDev PlatformMeetingsVideoDev Platform
PricingPay per second of computeFree for individuals + $15-$29/user/mo teamsFree + $8-$58/moFree tier + pay-as-you-go API
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Solo operators, freelancers, small teams on a budget.Social media creators, beginners, anyone wanting quick fun clips.Developers who need sub-100ms LLM responses.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • Ingredients feature — combine people, objects, scenes
  • Lip sync + sound effects
  • Fun, approachable UX
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Bot-joining model
  • Team features gated
  • Lower fidelity than Runway/Kling
  • Still rough on complex scenes
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for solo + free. The best free option, hands down.A-tier for social/casual. B-tier for serious work. Good entry point.S-tier for speed. When latency is the product, start here.
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