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Claude Sonnet 4 vs GPT-4o
Comprehensive side-by-side LLM comparison
Claude Sonnet 4 leads with 14.9% higher average benchmark score. Claude Sonnet 4 offers 183.6K more tokens in context window than GPT-4o. GPT-4o is $5.50 cheaper per million tokens. Claude Sonnet 4 is available on 4 providers. Overall, Claude Sonnet 4 is the stronger choice for coding tasks.
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Anthropic
Claude Sonnet 4 was created as the balanced offering in the Claude 4 family, designed to provide strong intelligence with practical speed and cost efficiency. Built to serve as a versatile workhorse for diverse applications, it balances advanced capabilities with operational considerations for everyday enterprise and consumer use.
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OpenAI
This updated version of GPT-4o was released with refinements to its multimodal capabilities and improved performance across text, vision, and audio tasks. Built to incorporate learnings from the initial GPT-4o deployment, it enhanced reliability and accuracy while maintaining the seamless cross-modal reasoning that defines the GPT-4o family.
9 months newer
GPT-4o
OpenAI
2024-08-06
Claude Sonnet 4
Anthropic
2025-05-22
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Pricing Comparison
Cost per million tokens (USD)
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Claude Sonnet 4
Input:$3.00
Output:$15.00
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GPT-4o
Input:$2.50
Output:$10.00($5.50 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 6 common benchmarks
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Claude Sonnet 4
Average Score:74.9%(+14.9%)
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GPT-4o
Average Score:60.0%
Performance comparison across key benchmark categories
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Claude Sonnet 4
Coding72.7%(+39.5%)
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GPT-4o
Coding33.2%
Provider Availability & Performance
Available providers and their performance metrics
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Claude Sonnet 4
4 providers
Anthropic
Throughput: 42 tok/s
Latency: 0.4ms
Bedrock
Throughput: 101 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
ZeroEval
Throughput: 42 tok/s
Latency: 0.4ms
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Claude Sonnet 4
Avg Score:74.9%(+14.9%)
Providers:4
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GPT-4o
Avg Score:60.0%
Providers:2