Artificial intelligence as a service (AIAAS) services featuring software using artificial intelligence (AI) for generating leads, automating business processes, and facilitating customer interactions; Providing temporary use of online non-downloadable chatbot software using large language models (LLMs) for simulating conversations across commercial, operational, and support scenarios; Customizing computer software by configuring, implementing, and optimizing pre-trained AI models and chatbots for integration into business automation systems, customer service workflows, internal operations, and digital user experiences