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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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Coding
Agents
Research
Chatbots
Image
Video
Voice
Meetings
Design
Productivity
Audio
Writing
Dev Platform
Data
Marketing
Education
ChatGPT Operator
B
Suno
S
Kling
A
Manus
S
TaglineOpenAI's browser agent. Clicks and types on websites for you.Prompt to full song with vocals, instruments, the works.Kuaishou's video model. The surprise standout.Autonomous AI agent that actually finishes tasks.
CategoryAgentsAudioVideoAgents
PricingIncluded with ChatGPT Pro $200/moFree + $10/mo + $30/moCredit-based, free trialFree tier + $39-$199/mo
Best forPower users willing to pay $200/mo for a browser bot.Jingles, intros, demos, sketches, personal use.Anyone who wants top-tier video quality for less.People who want to hand off tasks entirely — trip planning, research, spreadsheet building.
Strengths
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
  • General-purpose agent — research, book, build, analyze
  • Parallel task execution
  • Web browsing + file creation + coding
Weaknesses
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Copyright gray zone
  • Audio quality behind studio
  • UX is rough for English speakers
  • Queue times
  • Still hit-or-miss on complex multi-hour tasks
  • Can burn credits fast
Kai's verdictB-tier. Still early. Manus is more flexible for less money.S-tier in its category. The first AI music tool I'd actually listen to.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.S-tier in the agent category. The first one I'd give to a non-technical friend.
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