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GPT OSS 20B vs Mistral Small 3 24B Instruct
Comprehensive side-by-side LLM comparison
Mistral Small 3 24B Instruct leads with 14.8% higher average benchmark score. GPT OSS 20B offers 198.1K more tokens in context window than Mistral Small 3 24B Instruct. Both models have similar pricing. GPT OSS 20B is available on 4 providers. Overall, Mistral Small 3 24B Instruct is the stronger choice for coding tasks.
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OpenAI
GPT OSS 20B is a language model developed by OpenAI. The model shows competitive results across 7 benchmarks. It excels particularly in MMLU (85.3%), CodeForces (83.9%), GPQA (71.5%). It supports a 262K token context window for handling large documents. The model is available through 4 API providers. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents OpenAI's latest advancement in AI technology.
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Mistral AI
Mistral Small 3 24B Instruct is a language model developed by Mistral AI. It achieves strong performance with an average score of 71.7% across 8 benchmarks. It excels particularly in Arena Hard (87.6%), HumanEval (84.8%), MT-Bench (83.5%). The model is available through 2 API providers. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Mistral AI's latest advancement in AI technology.
6 months newer
Mistral Small 3 24B Instruct
Mistral AI
2025-01-30
GPT OSS 20B
OpenAI
2025-08-05
Pricing Comparison
Cost per million tokens (USD)
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GPT OSS 20B
Input:$0.05
Output:$0.20
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Mistral Small 3 24B Instruct
Input:$0.07
Output:$0.14($0.04 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 14 common benchmarks
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GPT OSS 20B
Average Score:26.1%
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Mistral Small 3 24B Instruct
Average Score:40.9%(+14.8%)
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Knowledge Cutoff
Training data recency comparison
Mistral Small 3 24B Instruct
2023-10-01
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
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GPT OSS 20B
4 providers
Groq
Throughput: 1000 tok/s
Latency: 0.38ms
Novita
OpenAI
Throughput: 115 tok/s
Latency: 5.2ms
ZeroEval
Throughput: 1000 tok/s
Latency: 0.38ms
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GPT OSS 20B
Avg Score:26.1%
Providers:4
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Mistral Small 3 24B Instruct
Avg Score:40.9%(+14.8%)
Providers:2