Should I use a public AI API, a privately hosted model, or a managed platform?

Contrasting

Start from Cloud First and consider public cloud, but choose private or tightly controlled hosting when data sensitivity or model control requires it. Public APIs still send data to a provider; private hosting keeps data in an environment you own.

Warning Conflicting or tensioned advice across sources

Technology Code of Practice: consider public cloud first. AI Playbook: private hosting keeps organisational data in an environment you own.

How to navigate this: Document why private hosting is needed when departing from Cloud First defaults.

From the guidance

Contrasting Technology Code of Practice

Position: Consider using public cloud solutions first under Cloud First policy.

Consider using public cloud solutions first as stated in the Cloud First policy.

Contrasting AI Playbook for the UK Government

Position: Private hosting keeps data in an environment you own.

By running a model in your own private cloud infrastructure, you ensure that data never leaves an environment that you own.

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