Under the hood
Useful2 Signal2
The response-length guidance section was renamed, which changes that part of the prompt cache.
What's wrong with this entry?
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What
The system prompt block covering response length is now keyed under communication instead of anti_verbosity, which also changes that section's prompt cache identity.
Evidence
p1(communication${s}${f ? ":send_user_msg" : ""}``
Strings lifted out of the shipped bundle, so the claim above can be checked against them.