Comprehensive side-by-side LLM comparison
GPT-5 leads with 17.9% higher average benchmark score. GPT-5 offers 265.9K more tokens in context window than DeepSeek-R1-0528. DeepSeek-R1-0528 is $8.60 cheaper per million tokens. GPT-5 supports multimodal inputs. Overall, GPT-5 is the stronger choice for coding tasks.
DeepSeek
DeepSeek-R1-0528 represents a specific release iteration of the DeepSeek-R1 model, developed to incorporate refinements and improvements from ongoing training. Built to provide enhanced reasoning capabilities based on accumulated insights, it continues the evolution of DeepSeek's reasoning-focused architecture.
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.
2 months newer

DeepSeek-R1-0528
DeepSeek
2025-05-28

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

DeepSeek-R1-0528

GPT-5
Context window and performance specifications
Average performance across 7 common benchmarks

DeepSeek-R1-0528

GPT-5
Performance comparison across key benchmark categories

DeepSeek-R1-0528

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

DeepSeek-R1-0528
DeepInfra
DeepSeek
Novita

DeepSeek-R1-0528

GPT-5

DeepSeek-R1-0528

GPT-5

GPT-5
OpenAI
ZeroEval