Caddy配置文件

example.com {
  handle /custom/path {
    rewrite /custom/path /v1/chat/completions
    @cors {
        method OPTIONS
    }
    header @cors {
        Access-Control-Allow-Origin: "*"
        Access-Control-Allow-Methods: "*"
        Access-Control-Allow-Headers: "*"
    }
    @post {
      method POST
    }
    reverse_proxy @post https://api.openai.com {
      header_up -*
      header_up User-Agent "curl/8.7.1"
      header_up Host {upstream_hostport}
      header_up Authorization {http.request.header.authorization}
      header_up Content-Type {http.request.header.content-type}
      header_down Access-Control-Allow-Origin "*"
    }
  }
  handle {
    abort
  }
}

说明

• header_up -* 删除所有请求头
• abort 拒绝所有其他请求

参考

• OPENAI API 代理折腾日记 (opens new window)