Comprehensive side-by-side LLM comparison
DeepSeek-R1-0528 leads with 17.3% higher average benchmark score. o1 offers 37.9K more tokens in context window than DeepSeek-R1-0528. DeepSeek-R1-0528 is $72.35 cheaper per million tokens. Overall, DeepSeek-R1-0528 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
o1 was developed as part of OpenAI's reasoning-focused model series, designed to spend more time thinking before responding. Built to excel at complex reasoning tasks in science, coding, and mathematics, it employs extended internal reasoning processes to solve harder problems than traditional language models through careful step-by-step analysis.
5 months newer

o1
OpenAI
2024-12-17

DeepSeek-R1-0528
DeepSeek
2025-05-28
Cost per million tokens (USD)

DeepSeek-R1-0528

o1
Context window and performance specifications
Average performance across 4 common benchmarks

DeepSeek-R1-0528

o1
Performance comparison across key benchmark categories

DeepSeek-R1-0528

o1
Available providers and their performance metrics

DeepSeek-R1-0528
DeepInfra
DeepSeek
Novita

DeepSeek-R1-0528

o1

DeepSeek-R1-0528

o1

o1
Azure
OpenAI