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Sweep 22 Oct 2026 · 04:32Z Build v2.1.308 527 read Stable v2.1.308 Latest v2.1.308 Next v2.1.308 Feeds RSS JSON llms.txt llms-full.txt Unofficial

Claude Code v2.1.248 ·

Artifact asset downloads carry document version metadata

Artifact asset fetches now report which document version the asset belongs to.

Under the hood New Features
JSON All of v2.1.248
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
ArtifactsArea: what it touches
New FeaturesKind: in v2.1.248,
New FeaturesSection of the release
What

Fetching an artifact asset now also reports the document's content hash and sequence number when the server sends them, letting Claude Code tell which version of a document an asset belongs to.

Details
  • The hash is accepted only when the header is exactly 64 hex characters; the sequence number only when it is at most 15 digits. Otherwise the fields are absent.
  • Also fixes the non-frame asset branch to read its content type from the same response headers the frame branch uses.
Evidence

docSha256

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

See this entry in the whole of v2.1.248 →

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