Comprehensive side-by-side LLM comparison
GPT-4.1 offers 818.2K more tokens in context window than DeepSeek-R1. DeepSeek-R1 is $7.26 cheaper per million tokens. GPT-4.1 supports multimodal inputs. DeepSeek-R1 is available on 5 providers. Both models have their strengths depending on your specific coding needs.
DeepSeek
DeepSeek-R1 was developed as a reasoning-focused language model, designed to combine chain-of-thought reasoning with reinforcement learning techniques. Built to excel at complex problem-solving through trial-and-error learning and deliberate analytical processes, it demonstrates the power of efficient training methods in open-source model development.
OpenAI
GPT-4.1 represents an iterative improvement in the GPT-4 series, developed to refine the foundational capabilities established by GPT-4. Built to incorporate learnings and optimizations from the deployment of previous versions, it continues the evolution of OpenAI's flagship model line with enhanced reliability and performance.
2 months newer

DeepSeek-R1
DeepSeek
2025-01-20

GPT-4.1
OpenAI
2025-04-14
Cost per million tokens (USD)

DeepSeek-R1

GPT-4.1
Context window and performance specifications
GPT-4.1
2024-06-01
Available providers and their performance metrics

DeepSeek-R1
DeepInfra
DeepSeek
Fireworks
Together
ZeroEval

DeepSeek-R1

GPT-4.1

DeepSeek-R1

GPT-4.1

GPT-4.1
OpenAI