DialoGPT

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DialoGPT is an open-source, large-scale pretrained response generation model for dialogue systems. It enables developers to build conversational AI applications and chatbots, offering pre-trained models in various sizes.

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At a glance

Pricing

Open Source

Free tier

Yes

API

Skill level

Technical

About

What is DialoGPT?

DialoGPT is a large-scale pretrained response generation model developed by Microsoft, designed for building sophisticated dialogue systems and chatbots. Based on Huggingface PyTorch-transformer and OpenAI GPT-2, it offers small (117M), medium (345M), and large (762M) pre-trained models. The model was trained on 147 million multi-turn dialogues from Reddit discussion threads, achieving human-comparable response quality in single-turn conversations. While the project is no longer actively maintained and is superseded by GODEL, it remains a valuable resource for reproducibility and research in conversational AI. The repository provides source code, data extraction scripts, and model training code, supporting both single and multi-GPU training environments.

Best used for

Ideal for researchers and developers who need to implement advanced dialogue response generation and build conversational AI systems. Especially valuable for those working with large-scale pretraining models and requiring fine-tuning capabilities for specific dialogue tasks.

Common actions

generate dialogue responses

build chatbots

train conversational models

research dialogue systems

face swappingcollaborationopen-sourcedeepfakeworkflows"AI Agents"github copilotautomated workflowlow-code/no-code

Capabilities

Key features

Large-scale pretrained model
Multiple model sizes
Reddit-trained dialogue data
GPU-accelerated training
Huggingface Transformers integration
Dialogue response generation

Target Audience

ai researchersnlp engineersmachine learning studentschatbot developers

Integrations

Not yet documented

Pricing & Plans

Open Source

Free

FAQs

Is DialoGPT still actively maintained?

No, DialoGPT is no longer actively maintained. It has been superseded by GODEL, which offers improved performance according to Microsoft's research. Users are generally recommended to switch to GODEL for new projects, unless DialoGPT is needed for reproducibility.

What are the system requirements for running DialoGPT?

DialoGPT was developed on Ubuntu 16.04 and recommends a GPU with at least 12GB memory for efficient training. While it can run on CPU, GPU is recommended. The 762M model requires a GPU with over 16GB memory for efficient training.

Can DialoGPT generate toxic or inappropriate responses?

Yes, even with filtered Reddit data, DialoGPT can sometimes generate toxic or inappropriate responses. Microsoft does not provide a direct decoding script due to this, and is working on controlled decoding methods to prevent such outputs.

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