Yes, developers can use ChatGPT commercially. OpenAI provides an API that developers can use to integrate GPT-3’s language capabilities into their own applications. The API can be used for a wide range of purposes, including chatbots, language translation, text completion, and more. However, it is subject to OpenAI’s API terms of service, which include commercial usage restrictions and limitations. Before using ChatGPT commercially, it’s recommended to review the API’s terms of service and ensure that your use case is compliant.