Comprehensive side-by-side LLM comparison
o1 leads with 12.3% higher average benchmark score. DeepSeek-V3 0324 offers 27.7K more tokens in context window than o1. DeepSeek-V3 0324 is $73.58 cheaper per million tokens. Overall, o1 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
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.
3 months newer

o1
OpenAI
2024-12-17

DeepSeek-V3 0324
DeepSeek
2025-03-25
Cost per million tokens (USD)

DeepSeek-V3 0324

o1
Context window and performance specifications
Average performance across 2 common benchmarks

DeepSeek-V3 0324

o1
Available providers and their performance metrics

DeepSeek-V3 0324
Novita

o1

DeepSeek-V3 0324

o1

DeepSeek-V3 0324

o1
Azure
OpenAI