ZhaoYongrui / dify2openai

Turn Dify into OpenAI

D2O

Use Dify on your favorite OpenAI client.

This project converts the Dify API to the OpenAI API format, giving you access to Dify's LLMs, knowledge base, tools, and workflows within your preferred OpenAI clients.

Features

• Convert Dify API into an OpenAI API
• Support streaming and blocking
• Support Chat, Completion, Agent and Workflow bots API on dify

Deployment

Zeabur

Vercel

Note: Vercel's serverless functions have a 10-second timeout limit.

Local Deployment

1. Set the environment variable in the .env file

DIFY_API_URL=https://api.dify.ai/v1

2. Install dependencies

pnpm install

3. Run the project

pnpm start

Usage

const response = await fetch('http://localhost:3000/v1/chat/completions', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Authorization': 'Bearer YOUR_DFIY_API_KEY',
  },
  body: JSON.stringify({
    model: 'dify',
    messages: [
      { role: 'system', content: 'You are a helpful assistant.' },
      { role: 'user', content: 'Hello, how are you?' },
    ],
  }),
});

const data = await response.json();
console.log(data);

Environment Variable

This project provides some additional configuration items set with environment variables:

Environment Variable	Required	Description	Example
DIFY_API_URL	Yes	Your Dify API if you self-host it	https://api.dify.ai/v1
BOT_TYPE	Yes	The type of your dify bots	Chat,Completion,Workflow
INPUT_VARIABLE	No	The name of input variable in your own dify workflow bot	query,text
OUTPUT_VARIABLE	No	The name of output variable in your own dify workflow bot	text

Roadmap

Coming Soon

• Image support
• Audio-to-text
• Text-to-audio
• Docker support

Available Now

• Workflow Bot
• Variables support
• Continuous dialogue
• Zeabur & Vercel deployment
• Streaming & Blocking
• Agent & Chat bots

Contact

Feel free to reach out for any questions or feedback

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License

This project is licensed under the MIT License.