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Claude Haiku 4.5 vs GPT-4.1 nano
Comprehensive side-by-side LLM comparison
Claude Haiku 4.5 leads with 19.4% higher average benchmark score. GPT-4.1 nano offers 680.3K more tokens in context window than Claude Haiku 4.5. GPT-4.1 nano is $5.50 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
GPT-4.1 Nano was developed as the smallest and most efficient variant in the GPT-4.1 family, designed for applications requiring minimal latency and resource usage. Built to enable AI capabilities on edge devices and resource-constrained environments, it distills GPT-4.1 capabilities into an ultra-compact form factor.
6 months newer
GPT-4.1 nano
OpenAI
2025-04-14
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
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GPT-4.1 nano
Input:$0.10
Output:$0.40($5.50 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Claude Haiku 4.5
Average Score:78.0%(+19.4%)
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GPT-4.1 nano
Average Score:58.6%
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Knowledge Cutoff
Training data recency comparison
GPT-4.1 nano
2024-05-31
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-4.1 nano
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Claude Haiku 4.5
Avg Score:78.0%(+19.4%)
Providers:1
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GPT-4.1 nano
Avg Score:58.6%
Providers:1