CATCH #1455
DETECTED SEP 18, 2026 18:38 UTC
THE CATCHscore 7/10
EXHIBIT 1455 · URGENT
Sep 18, 2026 18:38 UTC
binary
@anthropic-ai/claude-code-darwin-arm64
Anthropic's `claude-code-darwin-arm64` package update includes new feature flags related to `tengu` and internal tooling, along with a new model ID and an endpoint: `https://clau.de/wrap-up`.
READY TO POST:
anthropic's latest claude-code binary on arm64 macs hints at new 'tengu' feature flags and an interesting new 'wrap-up' endpoint. might be internal dev tools or upcoming features.
seeing some new internal flags like 'tengu_claudeai_plugins_sync_enabled' in the latest claude-code binary from anthropic. also a new model_id path and a 'clau.de/wrap-up' endpoint.
EVIDENCE — the receipts
⚠️ FROM COMPILED BINARY — lower confidence, verify before posting.
(May include bundled-dependency strings, not just first-party changes.)
@anthropic-ai/claude-code-darwin-arm64 2.1.276 -> 2.1.277: +10682 strings, -8813 strings, 20 interesting
[model_id] (1)
+ /$bunfs/root/claude-code.d.ts-90c12382.txt.zst
[feature_flag] (18)
+ ", so it is NOT active and hostnames are still resolved and checked locally; with this setting every destination, internal ones included, goes through the proxy: set NO_PROXY and no_proxy to an empty value on the gateway pod (that overrides one your platform injects) and allow those hosts in the pro
+ ${e?Be:"Every message you send is to the user."} Worker results and system notifications are internal signals, not conversation partners \u2014 never thank or acknowledge them. Summarize new information for the user as it arrives.
+ , one of file sync's own bookkeeping snapshots rather than anyone's work (Claude pointed its branch at sync's internal refs)%
+ <${eF}>No completion record was found for them in the previous session. ${y} Task ids in this notification beginning with "${Ue}" are internal scan markers, not tasks.</${eF}>
+ @internal Absolute path of this session's scratchpad directory, for clients that read files from the session. Omitted when the scratchpad is disabled, and from the redacted init sent over the Remote Control bridge and by the hosted worker.
+ @internal Date.now() (epoch ms) when the input loop put the triggering send's frame on the command queue. Present exactly when frame_received_wall_ms is.
+ @internal Date.now() (epoch ms) when the turn's clock started: the anchor duration_ms, ttft_ms, ttft_stream_ms, time_to_request_ms, first_content_frame_ms, first_stream_post_ms and first_stream_post_ack_ms are measured from. Present exactly when frame_received_wall_ms is.
+ @internal Present, and true, when this worker starts a handed-off turn's calls only after every stage_file control request it received
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