Comprehensive side-by-side LLM comparison
GPT-5 leads with 17.3% higher average benchmark score. GPT-5 offers 200.3K more tokens in context window than DeepSeek-V3 0324. DeepSeek-V3 0324 is $9.83 cheaper per million tokens. GPT-5 supports multimodal inputs. Overall, GPT-5 is the stronger choice for coding tasks.
DeepSeek
DeepSeek-V3-0324 represents a specific release iteration of DeepSeek-V3, developed to incorporate ongoing improvements and refinements. Built to provide enhanced stability and performance based on deployment learnings, it continues the evolution of the DeepSeek-V3 architecture with iterative enhancements.
OpenAI
GPT-5 represents the next generation of OpenAI's foundational models, developed to advance the frontier of AI capabilities in reasoning, knowledge, and general intelligence. Built to push beyond the limitations of GPT-4, it incorporates architectural and training improvements designed to enhance performance across diverse tasks and domains.
4 months newer

DeepSeek-V3 0324
DeepSeek
2025-03-25

GPT-5
OpenAI
2025-08-07
Cost per million tokens (USD)

DeepSeek-V3 0324

GPT-5
Context window and performance specifications
Average performance across 1 common benchmarks

DeepSeek-V3 0324

GPT-5
GPT-5
2024-09-30
Available providers and their performance metrics

DeepSeek-V3 0324
Novita

GPT-5

DeepSeek-V3 0324

GPT-5

DeepSeek-V3 0324

GPT-5
OpenAI
ZeroEval