Act on this, mostly signal

CLAUDE.md template routes Claude Code subagents to Haiku, Sonnet or Opus

What to do

Write CLAUDE.md rules that set the model parameter for each subagent in the Agent tool.

Why

The Reddit template is usable, though the poster saw little change in usage.

What the research found

Reddit thread asks how to write CLAUDE.md rules routing subagents to haiku, sonnet and opus via the Agent tool model parameter; the suggested rules are a usable template but the poster saw little usage change.

Claims and how well the evidence supports them

Subagents can be routed to a model via the Agent tool's model parameter 98%
Haiku is suggested for read-only exploration and log summarization 99%
Sonnet is suggested for isolated coding and test writing 99%
Opus is suggested for complex architecture and final integration 99%

Evidence

reddit.com https://reddit.com/r/ClaudeAI/comments/1xcnrg6/what_should_i_put_in_my_claudemd_to_make

Actionability rated medium.