1.File->Settings

2.安装插件codegpt

3.注册deepseek开发者账号，DeepSeek开放平台

4.按下图指示创建API KEY

5.回到idea配置api信息，File->Settings->Tools->CodeGPT->Providers->Custom OpenAI

API key填写deepseek的api key

Chat Completions分页下

URL: https://api.deepseek.com/v1/chat/completions

mode: deepseek-reasoner或deepseek-chat

Code Completions分页下

URL: https://api.deepseek.com/beta/v1/completions

model: deepseek-reasoner或deepseek-chat

deepseek-chat为DeepSeek-V3

deepseek-reasoner为DeepSeek-R1