Production operations
Fallback
A safe alternative when the preferred AI path cannot continue.
Definition
A fallback may route to another model, a deterministic process, a human queue or a controlled refusal.
Why it matters
Fallbacks limit service and risk impact when models, tools, evidence or controls fail.
Related concepts
- Guardrail
A technical or procedural control that constrains system behaviour.
- Human in the loop
A person reviews, approves or corrects AI-assisted work.
- Availability
The proportion of time a service can successfully respond.