Noometry

Model comparison

Claude 2 vs Claude Opus 4.7

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 25.0 on the Noometry Index.

Last verified . 4 shared benchmarks.

Claude 2 Anthropic

25.0

Rank #346 Reported

Claude Opus 4.7 Anthropic

58.3

Rank #19 Confirmed

Summary

  • They share 4 benchmarks with published results for both. Claude 2 scores higher in 0 categories and Claude Opus 4.7 in 3 categories; 3 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Opus 4.7 leads 66.7 to 9.3.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 2.5% for Claude 2 and 97.8% for Claude Opus 4.7.

Side by side

Claude 2Claude Opus 4.7
ProviderAnthropicAnthropic
Noometry Index25.058.3
Released2023-07-112026-04-14
WeightsProprietaryProprietary
Context window—1M
Max output—128K
Input $ / M tokens—$5
Output $ / M tokens—$25
Results tracked866

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Category by category

Coding Not comparable

Claude 2: —, Claude Opus 4.7: 59.6 (#13)

BenchmarkClaude 2Claude Opus 4.7
SWE-bench Verified—83.5%
FrontierCode—38.5%
LMArena WebDev—1558
SciCode—54.5%
GSO—44.1%
WeirdML—76.4%
LMArena Coding—1518
MirrorCode—31.1%
ALE-Bench—1,323
HumanEval+61.6%—

Agentic & Tool Use Not comparable

Claude 2: —, Claude Opus 4.7: 47.9 (#10)

BenchmarkClaude 2Claude Opus 4.7
Terminal-Bench—80.2%
APEX-Agents—49.2%
OSWorld 2.0—18.2%
τ²-bench Banking—40.2%
PostTrainBench—28.6%
ExploitBench—26.5%
GBAEval—43.8%
GDP.pdf—21%
LMArena Search—1233
Vending-Bench 2—10,937

Reasoning Claude Opus 4.7 leads

Claude 2: 21.7 (#216), Claude Opus 4.7: 53.8 (#29)

BenchmarkClaude 2Claude Opus 4.7
DTBench51.9%94.7%
Epoch Capabilities Index120.13156.25
ARC-AGI-2—75.8%
SimpleBench—61.7%
Kagi LLM Benchmark—80.7%
NYT Connections (extended)—39%
ARC-AGI-1—93.5%
CritPt—12%
Chess Puzzles—30%
Thematic Generalization—72.8%
EBR-Bench—19%
LMArena Hard Prompts—1506
Mystery Game Puzzles—28%
LMCA—52.2%
ForecastBench—60.3

Math Claude Opus 4.7 leads

Claude 2: 9.3 (#320), Claude Opus 4.7: 66.7 (#26)

BenchmarkClaude 2Claude Opus 4.7
OTIS Mock AIME 2024-20252.5%97.8%
FrontierMath (Tiers 1-3)—70.2%
FrontierMath Tier 4—31.7%
MathArena Final-Answer Competitions—73.6%
ProofBench—54%
LMArena Math—1499
MATH Level 511.7%—
FrontierMath (Feb 2025 set)—43.8%
FrontierMath Tier 4 (v1)—22.9%

Knowledge Claude Opus 4.7 leads

Claude 2: 16.9 (#287), Claude Opus 4.7: 62.6 (#23)

BenchmarkClaude 2Claude Opus 4.7
GPQA Diamond34.7%90.2%
Humanity's Last Exam—36.2%
SimpleQA Verified—51.7%
Vectara Hallucination Rate—12%
LMArena Expert—1521
MMLU78.5%—
TriviaQA87.5%—

Multimodal Not comparable

Claude 2: —, Claude Opus 4.7: 41.2 (#38)

BenchmarkClaude 2Claude Opus 4.7
LMArena Vision—1316
Blueprint-Bench 2—24.5%
Furniture Assembly—33.3%
LMArena Document—1495

Multilingual Not comparable

Claude 2: —, Claude Opus 4.7: 57.3 (#10)

BenchmarkClaude 2Claude Opus 4.7
LMArena Non-English—1480
LMArena Chinese—1531
LMArena French—1503
LMArena German—1495
LMArena Japanese—1472
LMArena Korean—1464
LMArena Russian—1494
LMArena Spanish—1495

Instruction Following Not comparable

Claude 2: —, Claude Opus 4.7: 78.4 (#10)

BenchmarkClaude 2Claude Opus 4.7
LMArena Instruction Following—1498

Long Context Not comparable

Claude 2: —, Claude Opus 4.7: 46.2 (#25)

BenchmarkClaude 2Claude Opus 4.7
LMArena Longer Query—1505

Writing & Preference Not comparable

Claude 2: —, Claude Opus 4.7: 75.1 (#8)

BenchmarkClaude 2Claude Opus 4.7
LMArena Text—1490
LMArena Creative Writing—1486
EQ-Bench Creative Writing—1914
EQ-Bench 4—1311
LMArena Multi-Turn—1505

Frequently asked questions

Is Claude 2 better than Claude Opus 4.7?

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 25.0 on the Noometry Index.

How many benchmarks do Claude 2 and Claude Opus 4.7 share?

4 benchmarks have published results for both models. Claude 2 has 8 scored results on Noometry and Claude Opus 4.7 has 66.

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