Unverified50% confidenceFactExact time
Reasoning models such as DeepSeek V4 Flash perform extended reasoning within a region wrapped by special tokens (such as <think> and </think>), which is referred to as the 'thinking block'.
1
Sources
50%
Confidence
Long-term
Relevance
8/10/2026
First Seen
Sources
DeepSeek V4 Flash工具调用死循环问题解析与解决方案
Related Claims
UnverifiedDeepSeek's new model is divided into a thinking mode (corresponding to the old Reasoner, such as the Flash version) and a non-thinking mode (corresponding to the old Chat, such as the Pro version).68% similarUnverifiedDeepSeek 系列使用 <think> 与 </think> 标签来分隔思维链与最终答案68% similarUnverifiedDeepSeek V4 Flash has chain-of-thought reasoning capability and tool calling support, and is compatible with tools such as MCP.68% similarUnverifiedDeepSeek-V4 Latent Reasoning is a Show HN project from the Hacker News community that advocates shifting the reasoning process from explicit language space to implicit latent space.68% similarUnverifiedUnsloth has added full support for the DeepSeek-V4-Flash model, along with the ability to toggle Thinking (chain-of-thought) on and off.68% similar
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