Comprehensive side-by-side LLM comparison
DeepSeek-V3.2-Exp leads with 19.9% higher average benchmark score. DeepSeek-V3.2-Exp offers 35.8K more tokens in context window than o1-mini. DeepSeek-V3.2-Exp is $14.32 cheaper per million tokens. Overall, DeepSeek-V3.2-Exp is the stronger choice for coding tasks.
DeepSeek
DeepSeek-V3.2-Exp was introduced as an experimental release, designed to test new architectural innovations and training methodologies. Built to explore the boundaries of mixture-of-experts design, it serves as a research preview for techniques that may be incorporated into future stable releases.
OpenAI
o1-mini was created as a faster, more cost-effective reasoning model, designed to bring extended thinking capabilities to applications with tighter latency and budget constraints. Built to excel particularly in coding and STEM reasoning while maintaining affordability, it provides a more accessible entry point to reasoning-enhanced AI assistance.
1 year newer

o1-mini
OpenAI
2024-09-12

DeepSeek-V3.2-Exp
DeepSeek
2025-09-29
Cost per million tokens (USD)

DeepSeek-V3.2-Exp

o1-mini
Context window and performance specifications
Average performance across 1 common benchmarks

DeepSeek-V3.2-Exp

o1-mini
Available providers and their performance metrics

DeepSeek-V3.2-Exp
Novita
ZeroEval

o1-mini

DeepSeek-V3.2-Exp

o1-mini

DeepSeek-V3.2-Exp

o1-mini
Azure
OpenAI