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Claude 3.7 Sonnet vs Claude Sonnet 4
Comprehensive side-by-side LLM comparison
Both models have similar pricing. Both models have their strengths depending on your specific coding needs.
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Anthropic
Claude Sonnet 3.7, released by Anthropic in February 2025, is a large language model from the Claude 3 family featuring hybrid reasoning with configurable extended thinking. It supports a 200K token context window, 64K maximum output tokens (128K in beta), and native image understanding. Sonnet 3.7 targets complex coding, mathematics, and scientific reasoning tasks where extended chain-of-thought processing provides meaningful improvements in output quality.
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Anthropic
Claude Sonnet 4, released by Anthropic in May 2025, is a large language model from the Claude 4 family that delivers a balance of performance and efficiency for coding, reasoning, and analytical tasks. It features a 200K token context window (extendable to 1M tokens in beta), 64K maximum output tokens, native image understanding, and extended thinking support. Sonnet 4 targets development workflows, document analysis, and applications that benefit from the performance characteristics of the Claude 4 generation.
2 months newer
Claude 3.7 Sonnet
Anthropic
2025-02-24
Claude Sonnet 4
Anthropic
2025-05-14
Pricing Comparison
Cost per million tokens (USD)
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Claude 3.7 Sonnet
Input:$3.00
Output:$15.00
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Claude Sonnet 4
Input:$3.00
Output:$15.00
Performance Metrics
Context window and performance specifications
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Knowledge Cutoff
Training data recency comparison
Claude 3.7 Sonnet
2024-10
Claude Sonnet 4
2025-01
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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Claude 3.7 Sonnet
3 providers
Anthropic
AWS Bedrock
Google Cloud Vertex AI
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Claude Sonnet 4
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Claude 3.7 Sonnet
Avg Score:0.0%
Providers:3
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Claude Sonnet 4
Avg Score:0.0%
Providers:3