Price Per TokenPrice Per Token
Anthropic
Anthropic
vs
Anthropic
Anthropic

Claude 3.7 Sonnet vs Claude Opus 4.5

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

Claude 3.7 Sonnet wins:

  • Cheaper input tokens
  • Cheaper output tokens

Claude Opus 4.5 wins:

  • Faster response time
  • Higher intelligence benchmark
  • Better at coding
  • Better at math
Price Advantage
Claude 3.7 Sonnet
Benchmark Advantage
Claude Opus 4.5
Context Window
Claude Opus 4.5
Speed
Claude Opus 4.5

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureClaude 3.7 SonnetClaude Opus 4.5
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyClaude 3.7 SonnetClaude Opus 4.5
LicenseProprietaryProprietary
AuthorAnthropicAnthropic
ReleasedFeb 2025Nov 2025

Claude 3.7 Sonnet Modalities

Input
textimagefile
Output
text

Claude Opus 4.5 Modalities

Input
fileimagetext
Output
text

Frequently Asked Questions

Claude 3.7 Sonnet has cheaper input pricing at $3.00/M tokens. Claude 3.7 Sonnet has cheaper output pricing at $15.00/M tokens.
Claude Opus 4.5 scores higher on coding benchmarks with a score of 42.9, compared to Claude 3.7 Sonnet's score of 26.7.
Claude 3.7 Sonnet has a 200,000 token context window, while Claude Opus 4.5 has a 200,000 token context window.
Claude 3.7 Sonnet supports vision. Claude Opus 4.5 supports vision.