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Claude 3 Haiku vs GPT OSS 20B
Comprehensive side-by-side LLM comparison
GPT OSS 20B leads with 24.2% higher average benchmark score. Claude 3 Haiku offers 137.9K more tokens in context window than GPT OSS 20B. GPT OSS 20B is $1.25 cheaper per million tokens. Claude 3 Haiku supports multimodal inputs. Overall, GPT OSS 20B 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 20B was created as a smaller open-source variant, designed to balance capability with accessibility for researchers and developers. Built with 20 billion parameters, it provides a more approachable entry point for those seeking to work with open-source language models while benefiting from OpenAI's architectural insights.
1 year newer
Claude 3 Haiku
Anthropic
2024-03-13
GPT OSS 20B
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 20B
Input:$0.05
Output:$0.20($1.25 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 20B
Average Score:78.4%(+24.2%)
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 20B
Avg Score:78.4%(+24.2%)
Providers:4