n8n-nodes-gradio-client

This is an n8n community node that allows you to connect to Gradio Spaces and call their API functions.

Features

• Call any Gradio Space API function
• Support for HuggingFace authentication
• File upload support
• Intelligent polling with configurable timeouts
• Get Space info to check availability

Installation

npm install n8n-nodes-gradio-client

Usage

Basic Function Call

1. Add the Gradio Client node to your workflow
2. Enter the Space URL (e.g., https://username-spacename.hf.space)
3. Set the API name (e.g., /predict)
4. Provide input parameters as a JSON array

File Uploads

To upload files:

1. Enable file upload in the File Upload Options
2. Specify the parameter index where the file should go
3. Set the binary property name containing your file
4. Optionally set a custom filename

Authentication

For private spaces:

1. Toggle "Requires Authentication" to true
2. Add HuggingFace credentials to n8n
3. The node will automatically use the Bearer token

Example Use Cases

• Text-to-Speech: Connect to Chatterbox TTS or similar models
• Image Generation: Call DALL-E, Stable Diffusion spaces
• LLM Inference: Connect to Llama, Mistral, or other language models
• Any Gradio API: Works with any properly configured Gradio Space

Development

# Install dependencies
npm install

# Build the node
npm run build

# Development mode with watch
npm run dev

License

MIT