Comprehensive side-by-side LLM comparison
Claude Opus 4 leads with 12.0% higher average benchmark score. Claude Opus 4 offers 65.9K more tokens in context window than DeepSeek-R1-0528. DeepSeek-R1-0528 is $87.35 cheaper per million tokens. Claude Opus 4 supports multimodal inputs. Overall, Claude Opus 4 is the stronger choice for coding tasks.
Anthropic
Claude Opus 4 was developed as the flagship model in the Claude 4 generation, designed to push the boundaries of AI capability in complex reasoning, analysis, and multi-step problem-solving. Built to handle the most demanding enterprise tasks, it represents Anthropic's highest tier of intelligence and capability.
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.
6 days newer

Claude Opus 4
Anthropic
2025-05-22

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

Claude Opus 4

DeepSeek-R1-0528
Context window and performance specifications
Average performance across 4 common benchmarks

Claude Opus 4

DeepSeek-R1-0528
Performance comparison across key benchmark categories

Claude Opus 4

DeepSeek-R1-0528
Available providers and their performance metrics

Claude Opus 4
Anthropic
Bedrock
ZeroEval

Claude Opus 4

DeepSeek-R1-0528

Claude Opus 4

DeepSeek-R1-0528

DeepSeek-R1-0528
DeepInfra
DeepSeek
Novita