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Model comparison

Claude Opus 4.6 vs Claude Opus 4.7

Data verified

Head-to-head evidence from 21 shared benchmark results across 7 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

68.52/100
Margin
3.1pts
winning →
71.63/100
0 category wins1 category wins

Verified leaderboard positions: Claude Opus 4.6 #8; Claude Opus 4.7 unranked

BenchAlign evidence: Claude Opus 4.6 supported; Claude Opus 4.7 supported. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Claude Opus 4.6 and Claude Opus 4.7 share 21 comparable benchmark results. 1 of 8 categories are comparable. 27 results are unique to Claude Opus 4.6; 1 to Claude Opus 4.7.

Updated July 15, 2026
Shared results
21
Claude Opus 4.6 only
27
Claude Opus 4.7 only
1
Comparable categories
1 / 8

Pick Claude Opus 4.6 if you want the stronger benchmark profile. Claude Opus 4.7 only becomes the better choice if mathematics is the priority.

Confidence note. This is a partial-evidence comparison with 21 shared benchmark results across 7 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Claude Opus 4.6 is clearly ahead on the provisional aggregate, 84 to 69. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Category breakdown

Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.

Category scores and score margins for Claude Opus 4.6 and Claude Opus 4.7
CategoryClaude Opus 4.6ΔClaude Opus 4.7
MathClaude Opus 4.636.3Margin→ 2.3Claude Opus 4.738.6
AgenticClaude Opus 4.673.0MarginNo overlapClaude Opus 4.7Not measured
CodingClaude Opus 4.668.1MarginNo overlapClaude Opus 4.7Not measured
KnowledgeClaude Opus 4.669.2MarginNo overlapClaude Opus 4.7Not measured
MultimodalClaude Opus 4.677.3MarginNo overlapClaude Opus 4.7Not measured

Decisive benchmark drivers

The largest measured benchmark gaps in this matchup, with exact reported values.

More
A · Claude Opus 4.6B · Claude Opus 4.7

  1. FrontierMath v2 (Tiers 1-3)

    Math
    Source ↗
    A 40.700%B 43.793%
    Winner: Claude Opus 4.7Δ 3.1
    FrontierMath v2 (Tiers 1-3): Claude Opus 4.6 scored 40.700%; Claude Opus 4.7 scored 43.793%. Claude Opus 4.7 wins this benchmark.

  2. FrontierMath v2 (Tier 4)

    Math
    Source ↗
    A 22.900%B 22.917%
    Winner: Claude Opus 4.7Δ 0
    FrontierMath v2 (Tier 4): Claude Opus 4.6 scored 22.900%; Claude Opus 4.7 scored 22.917%. Claude Opus 4.7 wins this benchmark.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricClaude Opus 4.6Claude Opus 4.7Comparison
Input / output priceUSD per 1M tokensClaude Opus 4.6$5 input / $25 outputClaude Opus 4.7$5 input / $25 outputListed prices are equal.
Generation speedtokens per secondClaude Opus 4.640 tok/sClaude Opus 4.7Not availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenClaude Opus 4.61.78 sClaude Opus 4.7Not availableA complete latency comparison is not available.
Context windowmaximum listed tokensClaude Opus 4.61MClaude Opus 4.71MListed context windows are equal.

Benchmark Deep Dive

Agentic
BenchmarkClaude Opus 4.6Claude Opus 4.7Result
Terminal-Bench 2.0Source 65.4%—Not comparable
BrowseCompSource 83.7%—Not comparable
OSWorld-VerifiedSource 72.7%—Not comparable
τ²-bench resultsSource 84.8%74%Claude Opus 4.6 leads
Claw-EvalSource 70.4%—Not comparable
DeepSearchQASource 73.7%—Not comparable
CyberGymSource 66.6%—Not comparable
Gert LabsSource 61.85%65.59%Claude Opus 4.7 leads
ResearchClawBenchSource 19.9%20.7%Claude Opus 4.7 leads
JobBenchSource 36.7%—Not comparable
OSWorld 2.0Source —13.9%Not comparable
Coding
BenchmarkClaude Opus 4.6Claude Opus 4.7Result
SWE-bench VerifiedSource 80.8%—Not comparable
SWE-bench Verified*Source 75.6%—Not comparable
LiveCodeBench ProSource 70.7%—Not comparable
SWE-bench ProSource 53.4%—Not comparable
SWE-RebenchSource 65.3%—Not comparable
React Native EvalsSource 84.1%82.8%Claude Opus 4.6 leads
Vibe Code BenchSource 57.57%71.00%Claude Opus 4.7 leads
Terminal-Bench HardSource 48.5%54.5%Claude Opus 4.7 leads
AA-SciCodeSource 45.7%50.1%Claude Opus 4.7 leads
FrontierCodeSource 26.9%38.5%Claude Opus 4.7 leads
Reasoning
BenchmarkClaude Opus 4.6Claude Opus 4.7Result
AA-LCRSource 58.3%67.0%Claude Opus 4.7 leads
CritPtSource 2.8%5.1%Claude Opus 4.7 leads
Knowledge
BenchmarkClaude Opus 4.6Claude Opus 4.7Result
GPQASource 91.3%—Not comparable
GPQA-DSource 89.2%—Not comparable
SuperGPQASource 95%—Not comparable
MMLU-ProSource 82%—Not comparable
MMLU-Pro (Arcee)Source 89.1%—Not comparable
HLESource 53%—Not comparable
HLE w/o toolsSource 40%—Not comparable
HealthBench HardSource 14.8%—Not comparable
MedXpertQA (Text)Source 52.1%—Not comparable
Artificial Analysis Intelligence IndexSource 37.8%42.7%Claude Opus 4.7 leads
AA-GPQA DiamondSource 84.0%88.5%Claude Opus 4.7 leads
AA-HLESource 18.6%31.2%Claude Opus 4.7 leads
AA-Omniscience IndexSource 3.5%14.2%Claude Opus 4.7 leads
AA-Omniscience AccuracySource 45.2%43.5%Claude Opus 4.6 leads
AA-Omniscience Hallucination RateSource 76.0%51.9%Claude Opus 4.7 leads
MathClaude Opus 4.7 wins
BenchmarkClaude Opus 4.6Claude Opus 4.7Result
AIME25 (Arcee)Source 99.8%—Not comparable
FrontierMath v2 (Tiers 1-3)Source 40.700%43.793%Claude Opus 4.7 leads
FrontierMath v2 (Tier 4)Source 22.900%22.917%Claude Opus 4.7 leads
Multimodal
BenchmarkClaude Opus 4.6Claude Opus 4.7Result
MMMU-ProSource 77.3%—Not comparable
ERQASource 51.6%—Not comparable
ScreenSpot ProSource 83.1%—Not comparable
MedXpertQA (MM)Source 64.8%—Not comparable
GDPval-AASource 1606—Not comparable
AA-MMMU-ProSource 72.5%76.4%Claude Opus 4.7 leads
Design Arena WebsiteSource 13301328Claude Opus 4.6 leads
Inst. Following
BenchmarkClaude Opus 4.6Claude Opus 4.7Result
AA-IFBenchSource 44.6%43.6%Claude Opus 4.6 leads
Frequently Asked Questions (2)

Which is better, Claude Opus 4.6 or Claude Opus 4.7?

Claude Opus 4.6 is ahead on BenchLM's provisional leaderboard, 84 to 69. The biggest single separator in this matchup is FrontierMath v2 (Tiers 1-3), where the scores are 40.700% and 43.793%.

Which is better for math, Claude Opus 4.6 or Claude Opus 4.7?

Claude Opus 4.7 has the edge for math in this comparison, averaging 38.6 versus 36.3. Inside this category, FrontierMath v2 (Tiers 1-3) is the benchmark that creates the most daylight between them.

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