This comprehensive survey examines ChatGPT's architecture, training processes, and widespread applications across multiple industries.

• Provides detailed analysis of LLM architecture and functioning
• Explores integration across customer service, education, and healthcare domains
• Examines capabilities and limitations in real-world applications
• Highlights cross-industry impacts and future potential

Medical Impact: ChatGPT's integration into healthcare is transforming patient support, medical information access, and potentially clinical workflows, while raising important considerations about accuracy and regulatory compliance in medical contexts.

ChatGPT or A Silent Everywhere Helper: A Survey of Large Language Models