Revision History
Claude Opus 4.7 · 13 revisions
Sizes are character counts of the article source. The signed number is the change from the previous revision.
Recent edit summaries
Detailed summaries recorded by editors. Generic maintenance summaries are omitted here; every recorded revision remains below. Dates describe the edit, not necessarily the event it covers.
- Correction: Removed fabricated benchmark rows (HumanEval, MMLU, MMLU-Pro, AIME 2025, MATH, Tau-bench, MMMU) and a fabricated AIME contamination note; corrected the GPT-5.5 comparison table, GDPval-AA scores, refusal-rate comparators, SHADE-Arena and MRCR long-context findings, system card page count (232) and the nonexistent ASL-3 classification; fixed the misdated Project Glasswing announcement, the fast mode API mechanism, Harvey's 6x attribution, Code w/ Claude dates, and misattributed claims to Anthropic, Caylent, The Decoder and Axios/CNBC; noted that Opus 4.7 was superseded by Opus 4.8 and Opus 5 (plus 49 minor fixes)
Version 13 · Nov 2, 2026, 04:51 AM
- Improve internal links (2026-10-13)
Version 11 · Oct 13, 2026, 10:17 AM
- Added 6 contextual internal links
Version 10 · Jul 23, 2026, 03:28 PM
- Pre-update snapshot before enhancement to 11506 words.
Version 7 · May 18, 2026, 03:58 AM