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Claude Opus 4.7 vs Claude Sonnet 4

Claude Opus 4.7

Anthropic

95#7
vs
Claude Sonnet 4

Anthropic

74#91
Signal-by-Signal Comparison
SignalClaude Opus 4.7DeltaClaude Sonnet 4
Capabilities
100
+17
83
Benchmarks
93
+18
75
Pricing
75
-10
85
Context window size
95
--
95
Recency
100
+46
54
Output Capacity
85
+5
80
Overall Result
4 wins
of 6
1 wins
Claude Opus 4.7 wins 4 of 6 signals

Score History

Score History (24 data points)
Claude Opus 4.7Claude Sonnet 4
Claude Opus 4.7

95.1

current score

Leader

Claude Opus 4.7

right now

Claude Sonnet 4

74.4

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

Claude Opus 4.7

Anthropic

Per request$0.017500
Daily$58.33
Monthly$1750.00
Annual$21000.00

Claude Sonnet 4

Anthropic

Best Value
Per request$0.010500
Daily$35.00
Monthly$1050.00
Annual$12600.00

Claude Sonnet 4 saves you $700.00/month

That's $8400.00/year compared to Claude Opus 4.7 at your current usage level of 100K calls/month.

40% cheaper
Choose Claude Sonnet 4 for cost optimization

Claude Opus 4.7 pricing:
Input:$5.00/M tokens
Output:$25.00/M tokens
Claude Sonnet 4 pricing:
Input:$3.00/M tokens
Output:$15.00/M tokens
Winner
Claude Opus 4.7

Anthropic

95

Composite Score

Claude Sonnet 4

Anthropic

74

Composite Score

Signal-by-Signal Comparison
MetricClaude Opus 4.7Claude Sonnet 4Winner
Overall Score
95
74
Claude Opus 4.7
Rank#7#91
Claude Opus 4.7
Quality Rank#7#91
Claude Opus 4.7
Adoption Rank#7#91
Claude Opus 4.7
Parameters------
Context Window1000K1000K--
Pricing$5.00/$25.00/M$3.00/$15.00/M--
Signal Scores
Capabilities
100
83
Claude Opus 4.7
Benchmarks
93
75
Claude Opus 4.7
Pricing
75
85
Claude Sonnet 4
Context window size
95
95
Claude Opus 4.7
Recency
100
54
Claude Opus 4.7
Output Capacity
85
80
Claude Opus 4.7
Benchmark Head-to-Head(13 benchmarks)
Claude Opus: 4Claude Sonnet: 0
Claude Opus
Claude Sonnet
Normalized 0-100%
MMLU
-89.5%
MMLU-Pro
-83.7%
GPQA Diamond
94.2%75.4%
MATH-500
-81.4%
HumanEval
-93.8%
SWE-bench Verified
87.6%72.7%
AIME 2024
-58%
IFEval
-90.8%
BBH
-87%
Arena Elo
14911387
LiveBench
-67%
HLE
46.9%5.52%
BigCodeBench
-32.4%
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

Claude Opus 4.7Elite Tier

Scores 95/100 (rank #7), placing it in the top 98% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Claude Sonnet 4Strong Performer

Scores 74/100 (rank #91), placing it in the top 69% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

Claude Opus 4.7 has a 21-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose Claude Opus 4.7 when you need:

  • Step-by-step reasoning and chain-of-thought problem solving

Choose Claude Sonnet 4 when you need:

  • High-volume production workloads where API costs must be minimized
  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
Claude Opus 4.7
Input cost$5.00/M tokens
Output cost$25.00/M tokens
Cost per quality point$0.315
Est. monthly (1M tokens/day)$450.00
Claude Sonnet 4Best Value
Input cost$3.00/M tokens
Output cost$15.00/M tokens
Cost per quality point$0.242
Est. monthly (1M tokens/day)$270.00

Claude Sonnet 4 offers 40% better value per quality point. At 1M tokens/day, you'd spend $270.00/month with Claude Sonnet 4 vs $450.00/month with Claude Opus 4.7 - a $180.00 monthly difference.

Latency & Speed
Claude Opus 4.7Faster
Speed score0/100
Claude Sonnet 4
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

Claude Opus 4.7

Customer support chatbot

Suitable for user-facing chat with competitive response times. Claude Sonnet 4 also offers lower per-token costs for high-volume support

Claude Opus 4.7

Long document analysis

Larger context window (1000K tokens) can process longer documents, contracts, and research papers in a single pass

Claude Opus 4.7

Batch data extraction

Lower output pricing ($15.00/M) reduces costs when processing thousands of records daily

Claude Sonnet 4

Creative writing & content

Higher overall composite score (95/100) correlates with better nuance, coherence, and style in long-form content

Claude Opus 4.7

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

Claude Opus 4.7
Which Should You Choose?
Our recommendation:
Claude Opus 4.7

Claude Opus 4.7 clearly outperforms Claude Sonnet 4 with a significant 20.69999999999999-point lead. For most general use cases, Claude Opus 4.7 is the stronger choice. However, Claude Sonnet 4 may still excel in niche scenarios.

Claude Opus 4.7
Recommended

by Anthropic

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale

by Anthropic

  • Choose for Cost - 40% lower pricing; better value at scale
Capability Comparison
CapabilityClaude Opus 4.7Claude Sonnet 4
Vision (Image Input)
Function Calling
Streaming
JSON Modediffers
Reasoning
Web Search
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Claude Opus 4.7

Anthropic

$39.00
estimated monthly cost

Claude Sonnet 4

Anthropic

Best Value
$23.40
estimated monthly cost

Claude Sonnet 4 saves you $15.60/month

That's 40% cheaper than Claude Opus 4.7 at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterClaude Opus 4.7Claude Sonnet 4
Context Window1M1M
Max Output Tokens128,00064,000
Open SourceNoNo
CreatedApr 16, 2026May 22, 2025
Last updated: 55m ago

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Claude Opus 4.7 vs Claude Sonnet 4 (2026) | LM Market Cap