Comprehensive side-by-side LLM comparison
Both models show comparable benchmark performance. Claude Opus 4.1 offers 2.6K more tokens in context window than DeepSeek-V3.2-Exp. DeepSeek-V3.2-Exp is $89.32 cheaper per million tokens. Claude Opus 4.1 supports multimodal inputs. Claude Opus 4.1 is available on 4 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Opus 4.1 represents an iteration within the Claude 4 Opus line, built to deliver refined performance in complex reasoning and analysis tasks. Developed as part of Anthropic's flagship tier, it incorporates improvements to the foundational capabilities that define the Opus family of models.
DeepSeek
DeepSeek-V3.2-Exp was introduced as an experimental release, designed to test new architectural innovations and training methodologies. Built to explore the boundaries of mixture-of-experts design, it serves as a research preview for techniques that may be incorporated into future stable releases.
1 month newer

Claude Opus 4.1
Anthropic
2025-08-05

DeepSeek-V3.2-Exp
DeepSeek
2025-09-29
Cost per million tokens (USD)

Claude Opus 4.1

DeepSeek-V3.2-Exp
Context window and performance specifications
Average performance across 4 common benchmarks

Claude Opus 4.1

DeepSeek-V3.2-Exp
Performance comparison across key benchmark categories

Claude Opus 4.1

DeepSeek-V3.2-Exp
Available providers and their performance metrics

Claude Opus 4.1
Anthropic
Bedrock
ZeroEval

Claude Opus 4.1

DeepSeek-V3.2-Exp

Claude Opus 4.1

DeepSeek-V3.2-Exp

DeepSeek-V3.2-Exp
Novita
ZeroEval