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Devstral Small 1.1 vs GPT OSS 20B
Comprehensive side-by-side LLM comparison
GPT OSS 20B leads with 39.1% higher average benchmark score. GPT OSS 20B offers 6.1K more tokens in context window than Devstral Small 1.1. Both models have similar pricing. GPT OSS 20B is available on 4 providers. Overall, GPT OSS 20B is the stronger choice for coding tasks.
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Mistral AI
Devstral Small 1.1 is a language model developed by Mistral AI. The model shows competitive results across 1 benchmarks. Notable strengths include SWE-Bench Verified (53.6%). It supports a 256K token context window for handling large documents. The model is available through 1 API provider. 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.
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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.
25 days newer
Devstral Small 1.1
Mistral AI
2025-07-11
GPT OSS 20B
OpenAI
2025-08-05
Pricing Comparison
Cost per million tokens (USD)
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Devstral Small 1.1
Input:$0.10
Output:$0.30
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GPT OSS 20B
Input:$0.05
Output:$0.20($0.15 cheaper)
Performance Metrics
Context window and performance specifications
Average performance across 8 common benchmarks
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Devstral Small 1.1
Average Score:6.7%
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GPT OSS 20B
Average Score:45.8%(+39.1%)
Provider Availability & Performance
Available providers and their performance metrics
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Devstral Small 1.1
1 providers
Mistral AI
Throughput: 137.1 tok/s
Latency: 0.23ms
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GPT OSS 20B
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Devstral Small 1.1
Avg Score:6.7%
Providers:1
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GPT OSS 20B
Avg Score:45.8%(+39.1%)
Providers:4