File read limits (maxSizeBytes and maxTokens) are now configurable via the tengu_amber_wren feature flag, allowing server-side tuning of read limits without client updates. A new CLAUDE_CODE_AUTO_COMPACT_WINDOW environment variable also allows users to override the auto-compaction window size.
Feature-flag-controlled read limits (search for "tengu_amber_wren", "CLAUDE_CODE_AUTO_COMPACT_WINDOW")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
tengu_amber_wren Not enough to sayNothing here resolved what this flag was doing on this version, so nothing here should be read as on or off.
This account: no value returned · anonymous baseline: no value returned · compiled default in v2.1.75: no gate table built for this version
These values were read against a different version of Claude Code, so treat them as the nearest reading available instead of one taken on this release.
Read once, for one account on one subscription tier, against v2.1.75. It isn't a statement about your account. What a flag value here can and cannot tell you
A reading is one sample. Claude Code evaluates its flags remotely, so no client sees the targeting rule behind a value and this says nothing about your account.
A reading is one sample. Claude Code evaluates its flags remotely, so no client sees the targeting rule behind a value and this says nothing about your account.