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Claude Haiku 4.5 vs GPT-4o
Comprehensive side-by-side LLM comparison
Claude Haiku 4.5 leads with 23.7% higher average benchmark score. Claude Haiku 4.5 offers 255.6K more tokens in context window than GPT-4o. Claude Haiku 4.5 is $6.50 cheaper per million tokens. Overall, Claude Haiku 4.5 is the stronger choice for coding tasks.
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Anthropic
Claude Haiku 4.5 continues Anthropic's tradition of fast, efficient models in the fourth generation Claude family. Designed to maintain the hallmark speed and cost-effectiveness of the Haiku line while incorporating advancements from the Claude 4 series, it serves applications requiring rapid processing and quick turnaround times.
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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.
1 year newer
GPT-4o
OpenAI
2024-08-06
Claude Haiku 4.5
Anthropic
2025-10-15
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Pricing Comparison
Cost per million tokens (USD)
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Claude Haiku 4.5
Input:$1.00
Output:$5.00($6.50 cheaper)
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GPT-4o
Input:$2.50
Output:$10.00
Performance Metrics
Context window and performance specifications
Average performance across 6 common benchmarks
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Claude Haiku 4.5
Average Score:76.5%(+23.7%)
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GPT-4o
Average Score:52.9%
Performance comparison across key benchmark categories
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Claude Haiku 4.5
Coding73.3%(+40.1%)
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GPT-4o
Coding33.2%
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Knowledge Cutoff
Training data recency comparison
Claude Haiku 4.5
2025-02-01
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 Haiku 4.5
1 providers
Anthropic
Throughput: 100 tok/s
Latency: 0.3ms
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GPT-4o
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Claude Haiku 4.5
Avg Score:76.5%(+23.7%)
Providers:1
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GPT-4o
Avg Score:52.9%
Providers:2