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Model comparison

Claude 3 Haiku vs Claude Opus 4.7

Data verified

Head-to-head evidence from 13 shared benchmark results across 6 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

21.27/100
Margin
50.4pts
winning →
71.63/100
0 category wins0 category wins

BenchAlign evidence: Claude 3 Haiku supported; Claude Opus 4.7 supported. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Claude 3 Haiku and Claude Opus 4.7 share 13 comparable benchmark results. 0 of 8 categories are comparable. 0 results are unique to Claude 3 Haiku; 9 to Claude Opus 4.7.

Updated July 16, 2026
Shared results
13
Claude 3 Haiku only
0
Claude Opus 4.7 only
9
Comparable categories
0 / 8

Benchmark data for Claude 3 Haiku and Claude Opus 4.7 is coming soon on BenchLM.

Confidence note. This is a partial-evidence comparison with 13 shared benchmark results across 6 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.

Claude Opus 4.7 is priced at $5.00 input / $25.00 output per 1M tokens, versus $0.25 input / $1.25 output per 1M tokens for Claude 3 Haiku. Claude Opus 4.7 has the larger context window at 1M, compared with 200K for Claude 3 Haiku.

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 3 Haiku and Claude Opus 4.7
CategoryClaude 3 HaikuΔClaude Opus 4.7
MathClaude 3 HaikuNot measuredMarginNo overlapClaude Opus 4.738.6

Operational comparison

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

MetricClaude 3 HaikuClaude Opus 4.7Comparison
Input / output priceUSD per 1M tokensClaude 3 Haiku$0.25 input / $1.25 outputClaude Opus 4.7$5 input / $25 outputClaude 3 Haiku has the lower combined listed price.
Generation speedtokens per secondClaude 3 Haiku138 tok/sClaude Opus 4.7Not availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenClaude 3 Haiku1.16 sClaude Opus 4.7Not availableA complete latency comparison is not available.
Context windowmaximum listed tokensClaude 3 Haiku200KClaude Opus 4.71MClaude Opus 4.7 lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkClaude 3 HaikuClaude Opus 4.7Result
τ²-bench resultsSource 21.1%74%Claude Opus 4.7 leads
Gert LabsSource 65.59%Not comparable
ResearchClawBenchSource 20.7%Not comparable
OSWorld 2.0Source 13.9%Not comparable
Coding
BenchmarkClaude 3 HaikuClaude Opus 4.7Result
Terminal-Bench HardSource 0.8%54.5%Claude Opus 4.7 leads
AA-SciCodeSource 18.6%50.1%Claude Opus 4.7 leads
Vibe Code BenchSource 71.00%Not comparable
React Native EvalsSource 82.8%Not comparable
FrontierCodeSource 38.5%Not comparable
Reasoning
BenchmarkClaude 3 HaikuClaude Opus 4.7Result
AA-LCRSource 21.0%67.0%Claude Opus 4.7 leads
CritPtSource 0.0%5.1%Claude Opus 4.7 leads
Knowledge
BenchmarkClaude 3 HaikuClaude Opus 4.7Result
Artificial Analysis Intelligence IndexSource 3.9%42.7%Claude Opus 4.7 leads
AA-GPQA DiamondSource 37.4%88.5%Claude Opus 4.7 leads
AA-HLESource 3.9%31.2%Claude Opus 4.7 leads
AA-Omniscience IndexSource -47.6%14.2%Claude Opus 4.7 leads
AA-Omniscience AccuracySource 17.2%43.5%Claude Opus 4.7 leads
AA-Omniscience Hallucination RateSource 78.2%51.9%Claude Opus 4.7 leads
Math
BenchmarkClaude 3 HaikuClaude Opus 4.7Result
FrontierMath v2 (Tiers 1-3)Source 43.793%Not comparable
FrontierMath v2 (Tier 4)Source 22.917%Not comparable
Multimodal
BenchmarkClaude 3 HaikuClaude Opus 4.7Result
AA-MMMU-ProSource 30.8%76.4%Claude Opus 4.7 leads
Design Arena WebsiteSource 1328Not comparable
Inst. Following
BenchmarkClaude 3 HaikuClaude Opus 4.7Result
AA-IFBenchSource 36.1%43.6%Claude Opus 4.7 leads
Frequently Asked Questions (3)

Can I compare Claude 3 Haiku and Claude Opus 4.7 on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.

Why does this comparison show “coming soon”?

BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.

What data is available for Claude 3 Haiku and Claude Opus 4.7 today?

Claude 3 Haiku: $0.25 input / $1.25 output per 1M tokens Claude Opus 4.7: $5.00 input / $25.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.

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Last updated: July 16, 2026

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