# Dify

Add DeepRelay as an OpenAI-compatible model provider.

- Provider type: OpenAI-compatible
- Base URL: `https://deeprelayapi.cloud/v1`
- API key: `sk-dr...`
- Model: `deepseek-v4-pro`

In Dify, open workspace model provider settings, add a custom/OpenAI-compatible provider, save the key, then test the model in a simple workflow.