Comprehensive side-by-side LLM comparison
Qwen3-Max offers 134.3K more tokens in context window than DeepSeek-V3.1. DeepSeek-V3.1 is $0.63 cheaper per million tokens. Both models have their strengths depending on your specific coding needs.
DeepSeek
DeepSeek-V3.1, released by DeepSeek in August 2025, is a hybrid large language model with 671 billion total parameters (37 billion active) that unifies the capabilities of DeepSeek-V3 and DeepSeek-R1 in a single model. It features a 128K token context window and supports both direct generation and extended reasoning modes selectable via the chat template. DeepSeek-V3.1 targets general-purpose tasks, coding, and complex reasoning under an open MIT license.
Alibaba / Qwen
Qwen3-Max, released by Alibaba in September 2025 as an API preview, is a large language model exceeding one trillion parameters built for complex reasoning and long-context tasks. It features a 262K token context window, hybrid thinking modes that allow switching between direct generation and extended chain-of-thought, and is available as a proprietary cloud API via Alibaba Cloud and Qwen Chat. Qwen3-Max targets demanding reasoning, multilingual analysis, and applications requiring frontier-level performance from the Qwen3 generation.
15 days newer

DeepSeek-V3.1
DeepSeek
2025-08-21
Qwen3-Max
Alibaba / Qwen
2025-09-05
Cost per million tokens (USD)
DeepSeek-V3.1
Qwen3-Max
Context window and performance specifications
Available providers and their performance metrics
DeepSeek-V3.1
DeepSeek
Qwen3-Max
DeepSeek-V3.1
Qwen3-Max
DeepSeek-V3.1
Qwen3-Max
OpenRouter