Comprehensive side-by-side LLM comparison
Claude 3.5 Sonnet offers 137.9K more tokens in context window than DeepSeek-R1. DeepSeek-R1 is $15.26 cheaper per million tokens. Claude 3.5 Sonnet supports multimodal inputs. DeepSeek-R1 is available on 5 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
This upgraded version of Claude 3.5 Sonnet was released with significant improvements in coding and agentic tool use. Built to deliver enhanced performance in software engineering tasks, it brought substantial gains in reasoning and problem-solving while introducing the groundbreaking computer use capability in public beta, allowing it to interact with computer interfaces like a human.
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.
3 months newer

Claude 3.5 Sonnet
Anthropic
2024-10-22

DeepSeek-R1
DeepSeek
2025-01-20
Cost per million tokens (USD)

Claude 3.5 Sonnet

DeepSeek-R1
Context window and performance specifications
Available providers and their performance metrics

Claude 3.5 Sonnet
Anthropic
Bedrock

Claude 3.5 Sonnet

DeepSeek-R1

Claude 3.5 Sonnet

DeepSeek-R1

DeepSeek-R1
DeepInfra
DeepSeek
Fireworks
Together
ZeroEval