Comprehensive side-by-side LLM comparison
DeepSeek-V3.2-Exp leads with 49.1% higher average benchmark score. DeepSeek-V3.2-Exp offers 208.9K more tokens in context window than GPT-3.5 Turbo. DeepSeek-V3.2-Exp is $1.32 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
GPT-3.5 Turbo was developed as an optimized version of GPT-3.5, designed to provide a balance of capability and efficiency for conversational and completion tasks. Built to serve as a cost-effective option for applications requiring reliable language understanding and generation, it became widely adopted for chatbots, content generation, and general-purpose AI assistance.
2 years newer

GPT-3.5 Turbo
OpenAI
2023-03-21

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

DeepSeek-V3.2-Exp

GPT-3.5 Turbo
Context window and performance specifications
Average performance across 1 common benchmarks

DeepSeek-V3.2-Exp

GPT-3.5 Turbo
GPT-3.5 Turbo
2021-09-30
Available providers and their performance metrics

DeepSeek-V3.2-Exp
Novita
ZeroEval

GPT-3.5 Turbo

DeepSeek-V3.2-Exp

GPT-3.5 Turbo

DeepSeek-V3.2-Exp

GPT-3.5 Turbo
Azure
OpenAI