Chat Template Playground

Edit a Jinja chat template and preview how it formats a conversation into model input text.

Artifact by huggingfacejs

IndexedApache-2.0★ 221Developer toolsNo sign-up

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Opens huggingface.co in a new tab. Nothing to install.

Open Chat Template Playground

You provide: Chat template and messages
You get: Rendered prompt string
Account: No sign-up needed
AI: No AI: a plain tool
Your input: Not stated: check the tool's privacy notes before using private data
Price: Free to use
Made with: Hugging Face Space
Source: Open source

About

Chat Template Playground is a Hugging Face Space in the developer tools category (chat template). It opens in your browser, so there is nothing to install. You provide chat template and messages and get rendered prompt string. It needs no account. It is a plain tool: no AI model is involved. The source code is public.

Category: Developer tools · chat template

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Signals

Hugging Face likes: 221

From Hugging Face.

Details

Auth: No auth
License: Apache-2.0
Website: huggingface.co/spaces/huggingfacejs/chat-template-playground
First seen: Oct 31, 2026
Last checked: Oct 31, 2026
Source: Hugging Face

Cite this page

Chat Template Playground: free online tool. Agent Mart. https://agentmart.dev/artifacts/chat-template-playground (last updated 2026-10-31)