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Claude 3 Haiku vs GPT OSS 120B
Comprehensive side-by-side LLM comparison
GPT OSS 120B leads with 30.8% higher average benchmark score. Claude 3 Haiku offers 137.9K more tokens in context window than GPT OSS 120B. GPT OSS 120B is $0.96 cheaper per million tokens. Claude 3 Haiku supports multimodal inputs. GPT OSS 120B is available on 5 providers. Overall, GPT OSS 120B is the stronger choice for coding tasks.
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Anthropic
Claude 3 Haiku was created as the fastest and most affordable model in its intelligence class, processing 21K tokens per second for prompts under 32K tokens. Built for enterprise workloads requiring quick analysis of large datasets, it combines state-of-the-art vision capabilities with strong performance on industry benchmarks while prioritizing speed, affordability, and enterprise-grade security.
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OpenAI
GPT-OSS 120B was developed as an open-source model release from OpenAI, designed to provide the research and developer community with access to a capable language model. Built with 120 billion parameters, it enables experimentation, fine-tuning, and deployment in contexts where open-source licensing and transparency are valued.
1 year newer
Claude 3 Haiku
Anthropic
2024-03-13
GPT OSS 120B
OpenAI
2025-08-05
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Pricing Comparison
Cost per million tokens (USD)
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Claude 3 Haiku
Input:$0.25
Output:$1.25
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GPT OSS 120B
Input:$0.09
Output:$0.45($0.96 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 2 common benchmarks
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Claude 3 Haiku
Average Score:54.3%
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GPT OSS 120B
Average Score:85.0%(+30.8%)
Provider Availability & Performance
Available providers and their performance metrics
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Claude 3 Haiku
3 providers
Anthropic
Throughput: 100 tok/s
Latency: 0.5ms
Bedrock
Throughput: 104 tok/s
Latency: 0.5ms
Throughput: 42 tok/s
Latency: 0.4ms
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Claude 3 Haiku
Avg Score:54.3%
Providers:3
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GPT OSS 120B
Avg Score:85.0%(+30.8%)
Providers:5