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Driving the Kition agent with Claude 4.7

Claude is consistently strong on long context, tool use, and alignment. A solid default for the Kition agent.

Kition Team·Apr 25, 2026·5 min read

Setup cheat-sheet

  • Wire: anthropic_messages
  • Common models: `claude-opus-4-7`, `claude-sonnet-4-6`, `claude-haiku-4-5-20251001`
  • Recommendation: sonnet for daily, opus for hard tasks, haiku for bulk small ones
  • Hosted web_search tool available out of the box

Tips

  • Claude shines in plan-then-act loops — let it outline first
  • Long context (>100K) holds quality but costs scale fast
  • Tool calls are reliable and the ack style is friendly
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