One settings change turns Claude Code into a multi-model team: Opus plans, Sonnet codes, Haiku searches

chessbuzz · x · 2026-10-11

cyrilXBT shares a Claude Code multi-model setup: edit /.claude/settings. so Opus plans every task and advises when stuck, Sonnet 5.5 writes the actual code, Haiku handles file searches, and a critic agent tries to break your diff before merge. The philosophy: Opus thinks, the cheap models grind—cutting coding-agent costs significantly. Includes a scout agent template and a linked article on building a coding agent that costs 80% less with Jev + Opus 5.5.

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