GPT2-XL Conversational

GPT2-XL Conversational

A chatbot demo that pairs GPT-2 XL conversational models from ethzanalytics with grammar correction models. For people who want to try a small open chat model in a browser.

Made by ethzanalytics on Hugging Face. These notes are Mindket's, written from its Space page and README; the app's own files and license are on Hugging Face.

About

What it is: GPT2-XL Conversational is a chat demo from ethzanalytics. It names several conversational GPT-2 models, including an XL one tuned for dialogue, plus two grammar models. The code files cover conversation, grammar improvement and constrained generation. The README carries only the standard Space settings text.

Who it suits: It suits people who want to chat with a small open model and developers who want to see how conversation and grammar checking can be combined.

Industry | Who uses it | How they use it | Example
Research | NLP researchers | Try conversational GPT-2 models | Chat with the demo and note how replies read
Development | Chatbot builders | Study how replies get grammar-checked | Read converse.py and grammar_improve.py
Education | Students | See a small open chatbot in an app | Ask it a few everyday questions

You can skip it if you need a modern assistant, since this is a GPT-2 based demo.

Where to use it:

• A web browser, on the Space's page at Hugging Face
• Your own computer, on Windows, macOS or Linux

Use case | Who | What they get back
Chat with a small model | Anyone | Conversational replies from a GPT-2 based bot
Study the pipeline | Developers | Code for chat, grammar fixes and constrained generation

How to set it up:

• Nothing to install if you use the Space online
• Python, if you run a copy on your own computer
• The Python packages in requirements.txt

1. Open the Space's page on Hugging Face to use it online.
2. To run a copy, install huggingface_hub and download the Space into a folder.
3. Move into that folder and install Gradio, then the listed packages.
4. Start the app with Python.

pip install -U huggingface_hub
hf download ethzanalytics/gpt2-xl-conversational --repo-type space --local-dir gpt2-xl-conversational
cd gpt2-xl-conversational
pip install gradio
pip install -r requirements.txt
python app.py

How to use it: Open the Space and type a message to the bot. The README gives no steps, so follow the page's own controls. On your own copy, start the app with this command and open the local page Gradio prints. Models are fetched from Hugging Face, so the first run may take a while.

python app.py

Example: Open the Space online and type a short greeting, then a follow-up question. You get conversational replies from the GPT-2 based model, with grammar clean-up if the app applies it.

For newcomers and experts: If you are new, open the Space online and keep your messages short. Small models of this kind can drift off topic or repeat themselves.

If you know the field, the Space lists the GPT-2 XL dialogue model, a tiny distilgpt2 conversational model, base GPT-2 and two grammar models. A symspell folder in the repository suggests spelling correction too. The README does not say how the pieces are wired together.

You type a message
A conversational GPT-2 model writes a reply
Grammar tools may tidy the reply
The page shows the answer

Good to know:

• License: apache-2
• Cost to run: none named. The online Space runs on Hugging Face.
• Data it reaches: the messages you type, and the models it names on Hugging Face.
• Limits: the README gives no accuracy or safety claims, so treat replies as casual demo output.

On Hugging Face, 13 November 2026

• Likes: 8
• Built with: gradio
• License: apache-2.0

Links

• Space: https://huggingface.co/spaces/ethzanalytics/gpt2-xl-conversational
• Files: https://huggingface.co/spaces/ethzanalytics/gpt2-xl-conversational/tree/main

Try it

Open the Space in your browser, or copy it to your own Hugging Face account from its page. Nothing in this kit runs by itself.