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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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Devin
A
Grok
A
Claude Code
S
TaglineCognition Labs' autonomous coding engineer.xAI's chatbot. Real-time X/Twitter data + fewer refusals.Anthropic's CLI agent. Opus-powered, operates on your repo directly.
Categoryagentschatcoding
Pricing$500/moFree + $30/mo SuperGrok + included with X PremiumPart of Claude Pro/Max/Team plans
Best forEngineering teams offloading tickets. Ops/platform work.Breaking news, live event tracking, users already on X.Developers who want an agent, not autocomplete. Large refactors, tests, docs.
Strengths
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
  • Live access to X posts for real-time events
  • Less restrictive on edgy questions
  • Fast inference on Grok-3 and up
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
Weaknesses
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
  • Writing quality trails Claude/ChatGPT
  • Political bias debates
  • Ecosystem is just X
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
Kai's verdictA-tier for the right use case. Not for solo devs. If you manage engineers, try one license.A-tier for real-time. B-tier for everything else. Worth checking when news breaks.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.
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