Comprehensive side-by-side LLM comparison
GPT OSS 20B leads with 1.3% higher average benchmark score. DeepSeek-V3 0324 offers 65.5K more tokens in context window than GPT OSS 20B. GPT OSS 20B is $1.17 cheaper per million tokens. GPT OSS 20B is available on 4 providers. Both models have their strengths depending on your specific coding needs.
DeepSeek
DeepSeek-V3 0324 is a language model developed by DeepSeek. It achieves strong performance with an average score of 70.4% across 5 benchmarks. It excels particularly in MATH-500 (94.0%), MMLU-Pro (81.2%), GPQA (68.4%). It supports a 328K token context window for handling large documents. The model is available through 1 API provider. Released in 2025, it represents DeepSeek's latest advancement in AI technology.
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.
4 months newer
DeepSeek-V3 0324
DeepSeek
2025-03-25
GPT OSS 20B
OpenAI
2025-08-05
Cost per million tokens (USD)
DeepSeek-V3 0324
GPT OSS 20B
Context window and performance specifications
Average performance across 11 common benchmarks
DeepSeek-V3 0324
GPT OSS 20B
Available providers and their performance metrics
DeepSeek-V3 0324
Novita
GPT OSS 20B
DeepSeek-V3 0324
GPT OSS 20B
DeepSeek-V3 0324
GPT OSS 20B
Groq
Novita
OpenAI
ZeroEval