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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 v2.1.257 ·

Artifact multi-file feature gains env override

← All of v2.1.257 Home All releases

A new env var can switch on multi-file artifact support without waiting for the feature flag.

TierUse it nowhow much it should matter to you
Useful5my rating, 1 to 5
Signal4worth watching, 1 to 5
AreaArtifactswhat it touches
KindNew Featuresin v2.1.257,
Use it now Notable No documentation found

A new env var can switch on multi-file artifact support without waiting for the feature flag.

The artifact multi-file capability check now also honors a new CLAUDE_CODE_ARTIFACT_MULTI_FILE env var, in addition to the existing feature flag.

Read from
Names in the bundleCLAUDE_CODE_ARTIFACT_MULTI_FILE
Feature flag
tengu_cobalt_plinth_bracken Off in both readings

The flag server returned off for the account this site reads and for the anonymous baseline. A reading of off cannot rule out a rollout these two readings sit outside of.

This account: off · anonymous baseline: off · compiled default in v2.1.257: off

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 v2.1.257. It isn't a statement about your account. What a flag value here can and cannot tell you

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_ARTIFACT_MULTI_FILE

See this entry in the whole of v2.1.257 →

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