Noometry

Model comparison

Claude Opus 4.1 vs Claude Opus 4.7

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 41.0 on the Noometry Index.

Last verified . 39 shared benchmarks.

Claude Opus 4.1 Anthropic

41.0

Rank #142 Confirmed

Claude Opus 4.7 Anthropic

58.3

Rank #19 Confirmed

Summary

  • They share 39 benchmarks with published results for both. Claude Opus 4.1 scores higher in 0 categories and Claude Opus 4.7 in 10 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Opus 4.7 leads 66.7 to 22.3.
  • The biggest single-benchmark swing is FrontierMath (Tiers 1-3): 12.6% for Claude Opus 4.1 and 70.2% for Claude Opus 4.7.
  • Claude Opus 4.7 is cheaper at $5 / $25 per million input/output tokens, against $15 / $75 for Claude Opus 4.1.
  • Claude Opus 4.7 accepts more context: 1M tokens versus 200K.

Side by side

Claude Opus 4.1Claude Opus 4.7
ProviderAnthropicAnthropic
Noometry Index41.058.3
Released2025-08-052026-04-14
WeightsProprietaryProprietary
Context window200K1M
Max output32K128K
Input $ / M tokens$15$5
Output $ / M tokens$75$25
Results tracked4866

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Category by category

Coding Claude Opus 4.7 leads

Claude Opus 4.1: 44.4 (#73), Claude Opus 4.7: 59.6 (#13)

BenchmarkClaude Opus 4.1Claude Opus 4.7
SWE-bench Verified73.3%83.5%
LMArena WebDev13901558
WeirdML45.9%76.4%
LMArena Coding14791518
ALE-Bench674.771,323
FrontierCode—38.5%
SciCode—54.5%
GSO—44.1%
MirrorCode—31.1%
AlgoTune1.34—

Agentic & Tool Use Claude Opus 4.7 leads

Claude Opus 4.1: 35.0 (#41), Claude Opus 4.7: 47.9 (#10)

BenchmarkClaude Opus 4.1Claude Opus 4.7
Terminal-Bench38%80.2%
LMArena Search11481233
APEX-Agents—49.2%
OSWorld 2.0—18.2%
GDPval43.6%—
τ²-bench Banking—40.2%
Cybench42%—
DeepResearch Bench48.3%—
PostTrainBench—28.6%
ExploitBench—26.5%
GBAEval—43.8%
GDP.pdf—21%
METR Time Horizons66.8%—
Vending-Bench 2—10,937

Reasoning Claude Opus 4.7 leads

Claude Opus 4.1: 32.2 (#76), Claude Opus 4.7: 53.8 (#29)

BenchmarkClaude Opus 4.1Claude Opus 4.7
SimpleBench60%61.7%
Chess Puzzles7%30%
EBR-Bench7.9%19%
LMArena Hard Prompts14431506
Mystery Game Puzzles21%28%
DTBench80%94.7%
LMCA37.1%52.2%
Epoch Capabilities Index144.12156.25
ForecastBench6260.3
ARC-AGI-2—75.8%
Kagi LLM Benchmark—80.7%
NYT Connections (extended)—39%
ARC-AGI-1—93.5%
CritPt—12%
EnigmaEval7.2%—
Thematic Generalization—72.8%

Math Claude Opus 4.7 leads

Claude Opus 4.1: 22.3 (#277), Claude Opus 4.7: 66.7 (#26)

BenchmarkClaude Opus 4.1Claude Opus 4.7
FrontierMath (Tiers 1-3)12.6%70.2%
FrontierMath Tier 42.4%31.7%
OTIS Mock AIME 2024-202568.9%97.8%
LMArena Math14311499
FrontierMath (Feb 2025 set)7.2%43.8%
FrontierMath Tier 4 (v1)4.2%22.9%
MathArena Final-Answer Competitions—73.6%
ProofBench—54%

Knowledge Claude Opus 4.7 leads

Claude Opus 4.1: 42.0 (#101), Claude Opus 4.7: 62.6 (#23)

BenchmarkClaude Opus 4.1Claude Opus 4.7
GPQA Diamond77.3%90.2%
Humanity's Last Exam11.5%36.2%
Vectara Hallucination Rate11.8%12%
LMArena Expert14391521
SimpleQA Verified—51.7%
Confabulations17.1%—

Multimodal Claude Opus 4.7 leads

Claude Opus 4.1: 26.8 (#119), Claude Opus 4.7: 41.2 (#38)

BenchmarkClaude Opus 4.1Claude Opus 4.7
LMArena Vision—1316
VPCT35%—
Blueprint-Bench 2—24.5%
Furniture Assembly—33.3%
LMArena Document—1495

Multilingual Claude Opus 4.7 leads

Claude Opus 4.1: 52.0 (#95), Claude Opus 4.7: 57.3 (#10)

BenchmarkClaude Opus 4.1Claude Opus 4.7
LMArena Non-English14051480
LMArena Chinese14271531
LMArena French14311503
LMArena German14131495
LMArena Japanese13781472
LMArena Korean13801464
LMArena Russian14221494
LMArena Spanish14481495

Instruction Following Claude Opus 4.7 leads

Claude Opus 4.1: 75.6 (#58), Claude Opus 4.7: 78.4 (#10)

BenchmarkClaude Opus 4.1Claude Opus 4.7
LMArena Instruction Following14351498

Long Context Claude Opus 4.7 leads

Claude Opus 4.1: 44.5 (#63), Claude Opus 4.7: 46.2 (#25)

BenchmarkClaude Opus 4.1Claude Opus 4.7
LMArena Longer Query14551505

Writing & Preference Claude Opus 4.7 leads

Claude Opus 4.1: 62.4 (#74), Claude Opus 4.7: 75.1 (#8)

BenchmarkClaude Opus 4.1Claude Opus 4.7
LMArena Text14191490
LMArena Creative Writing14121486
LMArena Multi-Turn14441505
Short-Story Creative Writing84.7%—
EQ-Bench Creative Writing—1914
EQ-Bench 4—1311

Frequently asked questions

Is Claude Opus 4.1 better than Claude Opus 4.7?

Claude Opus 4.7 is the stronger model overall, scoring 58.3 to 41.0 on the Noometry Index.

Which is cheaper, Claude Opus 4.1 or Claude Opus 4.7?

Claude Opus 4.7 is cheaper. It lists at $5 per million input tokens and $25 per million output tokens; Claude Opus 4.1 lists at $15 and $75.

Is Claude Opus 4.1 or Claude Opus 4.7 better for coding?

Claude Opus 4.7 scores higher on coding benchmarks: 59.6 versus 44.4 in the Noometry coding category.

Which has the bigger context window?

Claude Opus 4.7 does, with 1M tokens against 200K.

How many benchmarks do Claude Opus 4.1 and Claude Opus 4.7 share?

39 benchmarks have published results for both models. Claude Opus 4.1 has 48 scored results on Noometry and Claude Opus 4.7 has 66.

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