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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
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Suno
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Groq
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TaglineAI search done right. Cited answers, not chat theater.Autonomous AI agent that actually finishes tasks.Prompt to full song with vocals, instruments, the works.The fastest AI inference in the world. Crazy low latency.
CategoryResearchAgentsAudioDev Platform
PricingFree + $20/mo ProFree tier + $39-$199/moFree + $10/mo + $30/moFree tier + pay-as-you-go API
Best forReplacing Google for any question where you want a cited answer in seconds.People who want to hand off tasks entirely — trip planning, research, spreadsheet building.Jingles, intros, demos, sketches, personal use.Developers who need sub-100ms LLM responses.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • General-purpose agent — research, book, build, analyze
  • Parallel task execution
  • Web browsing + file creation + coding
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Still hit-or-miss on complex multi-hour tasks
  • Can burn credits fast
  • Copyright gray zone
  • Audio quality behind studio
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier in the agent category. The first one I'd give to a non-technical friend.S-tier in its category. The first AI music tool I'd actually listen to.S-tier for speed. When latency is the product, start here.
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