Cloud computing serves as a transformational shift that provides businesses of all sizes access to a versatile constellation of on-demand virtual IT resources over the internet. 

Key offerings include databases, infrastructure, platforms, software, and storage that scale seamlessly to meet operational requirements. This dynamism liberates organisations from prolonged in-house development by enabling rapid provisioning and agile delivery models. Capabilities range from fundamental utilities like computing power and data warehouses to turnkey AI, data analytics and business process automation tools. By simplifying access to resources that concentrate immense computing capacity and cutting-edge functionalities, the cloud facilitates unprecedented options to drive innovation, increase efficiency and disrupt traditional industries. 

As executives across sectors pioneer digital transformation initiatives, migrating operations to the cloud provides much-needed agility through on-demand services that align resources to workloads on-the-go. Transitioning to a cloud-first approach thereby grants businesses the versatility to reinvent customer engagement models, propel offerings with data-driven insights, strengthen competitive positioning and future-proof business continuity even amidst disruptions. By serving as the launch pad for diverging from legacy systems, the cloud accelerates innovation cycles in meeting rapidly evolving consumer and operational needs – cementing a competitive edge for organisations regardless of size and industry.

Artificial Intelligence (AI) stands as a transformative force across sectors, prompting businesses to the best way to deploy it across their systems. Which is the optimal deployment method: the adaptability of the cloud or the control of on-premise infrastructure? With technology offering various options, each carrying distinct advantages and challenges, the decision profoundly influences scalability, cost, security, and operational efficiency. 

Exploring the intricate realm of AI deployment uncovers a spectrum of considerations, evaluating the merits and drawbacks while spotlighting the pivotal role of security in defining the optimal approach for AI-driven organisations. When all is said and done, here are the top 10 reasons that make cloud the right choice in most cases.  

Cloud-Based AI Advantages:

1. Cost-Effective Scaling: Cloud services facilitate cost-effective scalability for machine learning models sans a hefty initial investment, fostering flexibility.
2. Reduced Initial Investment: Cloud-based AI eliminates the need for substantial hardware, which is particularly beneficial for resource-limited businesses.
3. Ease of Deployment: Rapid deployment in the cloud streamlines setup processes, promoting innovation and swift project initiation.
4. Security Improvements: Cloud providers invest in stringent security protocols, offering cutting-edge encryption and authentication mechanisms.
5. Accessibility and Collaboration: Cloud-based AI encourages easy access and seamless collaboration among multiple users, enhancing project efficiency.
6. Compliance Adherence: Cloud services often align with industry standards, ensuring robust adherence to data protection regulations.
7. Constant Updates: Routine updates and patches by cloud providers reduce vulnerabilities, minimising the risk of data breaches.
8. Distributed Backup: Cloud-stored data across multiple locations minimises the risk of data loss due to physical disasters or hardware failures.
9. Expertise and Monitoring: Cloud providers employ dedicated security experts for continuous threat monitoring and response.
10. Scalability and Interoperability: Cloud-based AI seamlessly integrates with existing systems, enabling smooth operations and scalability.

Disadvantages of On-Premise AI for Contrast:
In addition to the advantages of going with the cloud, there are also disadvantages associated with on-premise deployment, including: 

• Higher Initial Investment: Setting up on-premise AI demands substantial hardware, software, and skilled personnel investments.
• Limited Scalability: Scaling on-premise infrastructure might pose challenges, particularly during sudden computational needs.
• Maintenance and Upkeep: Responsibility for hardware maintenance and upgrades adds operational overheads.
• Technological Obsolescence: Rapid AI hardware advancements may render on-premise setups outdated quicker than cloud-based alternatives.
• Resource Dependency: Ensuring robust security requires skilled personnel and resources, straining company resources.
• Physical Security Concerns: On-premise setups are vulnerable to physical threats such as theft or natural disasters.

As you can see, the deployment of AI in the cloud includes an interplay of considerations. The choice between cloud-based and on-premise methods hinges on an organisation's unique needs, aspirations, and risk tolerance. However, cloud-based solutions offer scalability, ease of deployment, and advanced security measures. 

As businesses delve into an AI-driven future, aligning deployment strategy with security readiness will define their capacity to harness AI's potential while mitigating risks. Pursuing the ideal AI deployment avenue ultimately hinges on understanding trade-offs, needs, and the evolving tech landscape. The cloud emerges as a promising gateway to leverage AI's transformative power, offering a pathway to innovation, scalability, and enhanced security.