Comprehensive side-by-side LLM comparison
DeepSeek-R1 leads with 6.3% higher average benchmark score. GPT-4o offers 8.4K more tokens in context window than DeepSeek-R1. DeepSeek-R1 is $9.76 cheaper per million tokens. GPT-4o supports multimodal inputs. Overall, DeepSeek-R1 is the stronger choice for coding tasks.
DeepSeek
DeepSeek-R1, released by DeepSeek on January 20, 2025, is a large reasoning model with 671 billion total parameters (37 billion active in its MoE architecture) designed for extended chain-of-thought reasoning. It features a 128K token context window and demonstrated strong performance on mathematics, coding, and scientific reasoning benchmarks at its release. DeepSeek-R1 targets complex analytical tasks, competitive programming, and applications requiring deep deliberative reasoning under an open MIT license.
OpenAI
GPT-4o, released by OpenAI in May 2024, is a multimodal large language model from the GPT-4 family that natively processes text, image, and audio inputs in a single end-to-end model. It features a 128K token context window and demonstrated competitive performance across coding, reasoning, and vision benchmarks at its release. GPT-4o targets general-purpose assistant applications, vision-enabled workflows, and use cases requiring low-latency multimodal understanding.
8 months newer

GPT-4o
OpenAI
2024-05-13

DeepSeek-R1
DeepSeek
2025-01-20
Cost per million tokens (USD)
DeepSeek-R1
GPT-4o
Context window and performance specifications
Average performance across 1 common benchmarks
DeepSeek-R1
GPT-4o
Performance comparison across key benchmark categories
DeepSeek-R1
GPT-4o
GPT-4o
2024-04
Available providers and their performance metrics
DeepSeek-R1
DeepSeek
GPT-4o
DeepSeek-R1
GPT-4o
DeepSeek-R1
GPT-4o
OpenAI