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Modelreleased on 16 April 2026

Claude Opus 4.7

28thout of 71General intelligence, ECI index 157.6 (155.7 to 159.6)
Agent tasks31st out of 5249.2% completed
Coding tasksnot measuredCursorBench
Electricity use of a tasknot estimatedmodel size unknown

Lineage

Company
Anthropic
Claude Opus family
4.64.74.855.5the family
Assistants that offer it
No assistant in the ranking names it on a page we have read.
API price
not recorded

Links read on 10/11/2026 on company pages, the press as a fallback; a link given for a family applies only to its latest version.

Rank in each benchmark

  • General intelligenceEpoch AI, ECI index157.6155.7 to 159.628th out of 71
  • User preferenceLMArena, Elo score15018th out of 68
  • Agent tasksEpoch AI, APEX-Agents49.2 %38.6 to 59.831st out of 52
  • Coding tasksEpoch AI, CursorBenchnot measured
  • Code repairEpoch AI, DeepSWEnot measured

Each segment of the bar is worth a tenth of the ranking; the 1st groups the best ranked. Rank among models released in 2026 and measured by the benchmark. Sources: Epoch AI, "Capabilities & benchmarking" (CC BY 4.0); LMArena, text with style control (CC BY 4.0); data as of 10 November 2026.

Claude Opus 4.7 among Anthropic's models, general intelligence

Epoch AI ECI index and its 95% interval, by release date; 12 Anthropic models released in 2026 and measured by the ECI index

FebAprJunAugOct150160170180General intelligence index (ECI)Claude Opus 4.7Claude Fable 5.2Claude Opus 5.5Claude Fable 5.1Claude Sonnet 5.5Claude Opus 5Claude Fable 5Claude Haiku 5.5Claude Opus 4.8

Dot: the index measured, at the release dateLine: the 95% intervalClaude Opus 4.73 names in the "Table" tab

Source: Epoch AI, "Capabilities & benchmarking", ECI index. CC BY 4.0 licence.

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