Comprehensive side-by-side LLM comparison
Claude Opus 4.1 offers 96.0K more tokens in context window than DeepSeek-V3.2. DeepSeek-V3.2 is $88.63 cheaper per million tokens. Claude Opus 4.1 supports multimodal inputs. Claude Opus 4.1 is available on 3 providers. Both models have their strengths depending on your specific coding needs.
Anthropic
Claude Opus 4.1, released by Anthropic in August 2025, is a large language model from the Claude 4 family optimized for demanding reasoning, multi-step coding, and extended analysis tasks. It features a 200K token context window, 32K maximum output tokens, native image understanding, and extended thinking capabilities. Opus 4.1 targets complex problem-solving, multi-turn reasoning workflows, and applications requiring deep analysis with integrated tool use.
DeepSeek
DeepSeek-V3.2, released by DeepSeek on December 1, 2025, is a large language model with 685 billion total parameters featuring integrated thinking in tool-use and support for both reasoning and direct generation modes. It features a 128K token context window and introduced large-scale agent training across 1,800+ environments. DeepSeek-V3.2 targets agentic workflows, complex instruction following, and coding tasks under an open MIT license.
3 months newer

Claude Opus 4.1
Anthropic
2025-08-05

DeepSeek-V3.2
DeepSeek
2025-12-01
Cost per million tokens (USD)
Claude Opus 4.1
DeepSeek-V3.2
Context window and performance specifications
Claude Opus 4.1
2025-01
Available providers and their performance metrics
Claude Opus 4.1
Anthropic
AWS Bedrock
Google Cloud Vertex AI
DeepSeek-V3.2
Claude Opus 4.1
DeepSeek-V3.2
Claude Opus 4.1
DeepSeek-V3.2
DeepSeek