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Sweep 22 Oct 2026 · 21:04Z Build v2.1.309 528 read Stable v2.1.308 Latest v2.1.308 Next v2.1.309 Feeds RSS JSON llms.txt llms-full.txt Unofficial
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Claude Code v2.1.233 ·

Two more variables recognised when building subprocess environments

Two more Claude-owned variables are handled when building environments for subprocesses.

Under the hood Notable No documentation found Internal Changes
JSON All of v2.1.233
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
4Signal: worth watching, 1 to 5
EnvironmentArea: what it touches
Internal ChangesKind: in v2.1.233,
What probably matters to youSection of the release
What

CLAUDE_CODE_SKILL_PROPOSALS and CLAUDE_CODE_EVAL_INTERVIEW_SESSION joined the list of Claude-owned variables handled when Claude Code builds the environment for a subprocess, with the former also added to the shorter second list next to CLAUDE_CODE_COWORK_FRAME_ARTIFACTS.

Evidence

CLAUDE_CODE_EVAL_INTERVIEW_SESSION

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

Read from
Names in the bundleCLAUDE_CODE_SKILL_PROPOSALSCLAUDE_CODE_EVAL_INTERVIEW_SESSIONCLAUDE_CODE_EVAL_
How sure we are
One source agreesOne thing we can check says the same as this entry.
The name it cites is new in this buildNew in this build: CLAUDE_CODE_EVAL_INTERVIEW_SESSION

See this entry in the whole of v2.1.233 →

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