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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
Agents
Voice
Video
Audio
Research
Coding
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Image
Meetings
Design
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Udio
A
OpenRouter
S
Recraft
S
Perplexity
S
TaglineSuno's main rival. Often better on instrumental nuance.One API, every model. Pay-as-you-go, no subscriptions.Vector + raster AI for designers. Actually controls the output.AI search done right. Cited answers, not chat theater.
CategoryAudioDev PlatformImageResearch
PricingFree + $10-$30/moPay per token — model-dependentFree + $12-$48/moFree + $20/mo Pro
Best forMusicians comparing AI outputs. Anyone who didn't click with Suno.Developers experimenting across models. Apps that want fallback logic.Designers, brand teams, anyone needing vector output or tight style control.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Strong instrumentals + genre fidelity
  • Extend/remix features
  • Good lyric understanding
  • 300+ models from one endpoint
  • Automatic fallbacks between providers
  • No subscription — just pay what you use
  • Exports SVG vectors — rare in AI image gen
  • Strong style control + consistency
  • Brand kit for consistent outputs
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Same copyright gray zone as Suno
  • Ecosystem smaller
  • Slight markup over direct API
  • Some provider features not exposed
  • Less hyped than Midjourney
  • Learning curve for non-designers
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictA-tier. Genuinely different vibe from Suno — worth trying both for a month.S-tier for model-shopping. I use this for every prototype before committing.S-tier for designers. The only one that takes vectors seriously.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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