Comprehensive side-by-side LLM comparison
DeepSeek-V3.2 Thinking offers 3.9K more tokens in context window than GPT-OSS-20B. DeepSeek-V3.2 Thinking is $Infinity cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
DeepSeek
DeepSeek-V3.2-Exp (DeepSeek-V3.2 Thinking), released by DeepSeek in September 2025, is the experimental preview release of the DeepSeek-V3.2 model featuring 685 billion total parameters and integrated thinking capabilities. It introduced the architecture and training approaches that became the foundation of the final V3.2 release, including thinking in tool-use and hybrid reasoning modes.
OpenAI
GPT-OSS-20B is an open-weight large language model with 20 billion parameters from OpenAI's open-source model initiative. It targets deployments requiring a smaller, efficient model that can run on consumer or mid-tier hardware while maintaining strong reasoning and coding capabilities relative to its size.
1 month newer

GPT-OSS-20B
OpenAI
2025-08-05

DeepSeek-V3.2 Thinking
DeepSeek
2025-09-29
Cost per million tokens (USD)
DeepSeek-V3.2 Thinking
GPT-OSS-20B
Context window and performance specifications
Available providers and their performance metrics
DeepSeek-V3.2 Thinking
DeepSeek
GPT-OSS-20B
DeepSeek-V3.2 Thinking
GPT-OSS-20B
DeepSeek-V3.2 Thinking
GPT-OSS-20B
Hugging Face