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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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S
HeyGen
S
Genspark
A
Adobe Firefly
A
TaglineRun any open-source AI model with an API call.AI avatar videos. Record once, speak any language.AI agent for deep search. Generates Sparkpages — full mini-reports.Commercially safe image gen, deeply integrated with Photoshop.
CategoryDev PlatformVideoResearchImage
PricingPay per second of computeFree + $24-$65/moFree + $25/mo PlusFree + included with Creative Cloud
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Course creators, multilingual marketers, anyone scaling video content.Travel planning, shopping comparisons, deep research where you want an artifact back.Anyone in Creative Cloud. Brands that need copyright clarity.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Clone your face + voice in 2 minutes
  • Instant translation into 40+ languages with lip sync
  • Avatars look less uncanny than competitors
  • Sparkpages = curated multi-source mini-articles
  • Agent can book, compare, shop
  • Autopilot agent for long tasks
  • Trained on licensed content — commercially safe
  • Generative Fill in Photoshop is incredible
  • Native to Adobe ecosystem
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Pricey for serious volume
  • Long shots still feel off
  • Ethics — easy to misuse
  • Early-stage — rough edges
  • Less reliable than Perplexity for simple questions
  • Aesthetic ceiling below Midjourney
  • Tied to Adobe subscription
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code.A-tier. Bet on this one — the Sparkpage format is genuinely new.S-tier inside Photoshop (Generative Fill). B-tier standalone.
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