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Claude 3.5 Sonnet Model Card Addendum

Anthropic's addendum to its Claude 3 model card for Claude 3.5 Sonnet. The addendum prints no date of its own.

Issued by
Anthropic
Authors credited
No authorship claim recorded yet. The source record lists Anthropic.
Dates
  • No date claim recorded yet. A missing record is a gap in coverage.
Exact source
  • Claude 3.5 Sonnet Model Card Addendum Anthropic · publication date unknown · Retrieved for the candidate pack on 2026-11-04 (SHA-256 ac396c7f155dcbfb33ceb342b48647e330ca518c01c7f508001d6aad93257a03) directly from the publisher’s host. Retrieved again on 2026-11-03 with the same SHA-256. The addendum prints no date. Anthropic's card index gives June 2024, and an update line of the Claude 3 card dates the addendum's addition to that card to June 20, 2024; neither is the addendum's own date. The archive capture was found by an index search of the Internet Archive on 2026-11-03; it was not opened, and its bytes are not authenticated.Archived copy, captured 2024-06-20: Claude 3.5 Sonnet Model Card Addendum. No publication date is recorded for this source. An archive copy shows only what the archive retrieved on 2024-06-20. It does not prove what the page said earlier, and it can differ from the copy checked on 2026-11-04.

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