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Sweep 22 Sep 2026 · 17:19Z Build v2.1.280 501 read Stable v2.1.267 Latest v2.1.280 Next v2.1.280 Feeds RSS JSON llms.txt Unofficial
Claude Code v2.1.265 ·

Auto-mode classifier call gains an extra parameter

Auto-mode's classifier call now passes one additional argument alongside the existing transcript and host rules

TierUnder the hoodhow much it should matter to you
Useful1my rating, 1 to 5
Signal1worth watching, 1 to 5
AreaPermissionswhat it touches
KindInternal Changesin v2.1.265,
Under the hood

Auto-mode's classifier call now passes one additional argument alongside the existing transcript and host rules

What

The function call that invokes the model used to classify auto-mode behavior now passes an extra argument (xfr(r)) in addition to the host rules and transcript data it already sent.

Why

The finding doesn't specify what this extra value contains or how it changes the classifier's behavior.

How sure we are
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubtWhat the new argument represents and its effect on auto-mode classification is not specified.

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