'system', 'content' => $systemContent ], [ 'role' => 'user', 'content' => $userContent ] ]; $param['max_tokens'] = '4096'; $param['temperature'] = '1'; $param['frequency_penalty'] = '0'; $param['presence_penalty'] = '0'; $param['model'] = 'deepseek-chat'; $param['response_format'] = '{ "type": "json_object" }'; $result = $this->accessToken->httpRequest(self::CHAT, $param); return str_replace(['```json', '```'], '', $result['data']['choices'][0]['message']['content']); } }