# chat-template

Published articles for chat-template.

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## The 4 Things Qwen-3's Chat Template Teaches Us

DevFeed: [The 4 Things Qwen-3's Chat Template Teaches Us](<https://devfeed.tech/articles/the-4-things-qwen-3-s-chat-template-teaches-us-7451.md>)

Original publisher: [Read original article](<https://huggingface.co/blog/qwen-3-chat-template-deep-dive>)

Author: Caleb Fahlgren

Published: 2025-04-30T00:00:00Z

Content type: article

Language: en

Sources: [Hugging Face - Blog](<https://devfeed.tech/sources/hugging-face-blog.md>)

Topics: [qwen](<https://devfeed.tech/topics/qwen.md>), [Template](<https://devfeed.tech/topics/template.md>), [Chain-of-thought](<https://devfeed.tech/topics/chain-of-thought.md>), [Artificial Intelligence](<https://devfeed.tech/topics/ai.md>), [JSON](<https://devfeed.tech/topics/json.md>), [Code](<https://devfeed.tech/topics/code.md>)

Tags: [chain-of-thought](<https://devfeed.tech/tags/chain-of-thought.md>), [chat-template](<https://devfeed.tech/tags/chat-template.md>), [code](<https://devfeed.tech/tags/code.md>), [hugging-face](<https://devfeed.tech/tags/hugging-face.md>), [json](<https://devfeed.tech/tags/json.md>), [llms](<https://devfeed.tech/tags/llms.md>), [qwen](<https://devfeed.tech/tags/qwen.md>), [reasoning](<https://devfeed.tech/tags/reasoning.md>), [tool](<https://devfeed.tech/tags/tool.md>), [workflows](<https://devfeed.tech/tags/workflows.md>)

### AI overview

The article examines Qwen-3's more sophisticated Jinja chat template and compares it with earlier Qwen models. It explains optional reasoning control, rolling checkpoint preservation during tool calls, conditional JSON serialization, and the absence of a default system prompt in Qwen-3 and QwQ.

### Source excerpt

We're on a journey to advance and democratize artificial intelligence through open source and open science.