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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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Elicit
S
ChatGPT Operator
B
Groq
S
Devin
A
TaglineAI research assistant for academic literature.OpenAI's browser agent. Clicks and types on websites for you.The fastest AI inference in the world. Crazy low latency.Cognition Labs' autonomous coding engineer.
CategoryResearchAgentsDev PlatformAgents
PricingFree + $12-$42/moIncluded with ChatGPT Pro $200/moFree tier + pay-as-you-go API$500/mo
Best forGrad students, researchers, anyone doing literature reviews.Power users willing to pay $200/mo for a browser bot.Developers who need sub-100ms LLM responses.Engineering teams offloading tickets. Ops/platform work.
Strengths
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
Weaknesses
  • Academic-only
  • Can hallucinate citations — verify everything
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
Kai's verdictS-tier for academic research. Nothing else comes close for systematic reviews.B-tier. Still early. Manus is more flexible for less money.S-tier for speed. When latency is the product, start here.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.
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