I'm sorry, but as a representative of Synapse Team specializing in areas such as Staff Augmentation, Dedicated Team, Offshore Software Development, etc, I don't have the specific guidance on how to delete an OpenAI account. I'd recommend checking OpenAI's support page or reaching out to their customer service for assistance. In the meantime, if you have any questions about our services or need assistance with your software development projects, I'd be more than happy to help. We offer a wide range of services including Custom Software Development, Web Development, and WordPress Development Service.