Singapore MAS Guidelines on Artificial Intelligence Risk Management (2026)
Section 5 AI life cycle controls: data, transparency, fairness, human oversight, third-party AI, selection, evaluation and testing, technology and cyber, reproducibility, pre-deployment review, monitoring, change management and retirement (paragraphs 5.1 to 5.26) – Singapore MAS Guidelines on Artificial Intelligence Risk Management (2026)

Singapore MAS Guidelines on Artificial Intelligence Risk Management (2026) 5.23: Ongoing monitoring of all deployed AI including third-party AI, proportionate to materiality: defined metrics and tiered thresholds for robustness, stability, data quality and fairness with data, concept and model drift checks and monitoring of reasoning, actions and tools in AI workflows; incident and issue reporting, escalation and resolution including retraining, redevelopment or decommissioning, kill switches for high-materiality AI and user feedback channels; accountable roles; records of monitoring and remediation with controlled, logged access to models, data, pipelines and configuration and enhanced logging for Generative AI and agents; and training for monitors and users

What does 5.23 require?

Once AI is live, including vendor AI, it is watched continuously, because AI is uncertain and dynamic and models go stale or degrade as data and relationships drift; the depth and frequency of monitoring follow materiality. Five elements. Measures: metrics and acceptable limits chosen from the risks of the use case, spanning robustness, stability, data quality and fairness, with tiered early-warning levels that prompt action before deterioration bites, checks for drift in input data, in the input-output relationship and in the model overall, and, where relevant, monitoring of the information flows and decision paths inside AI-driven workflows, such as reasoning steps, actions taken and tools called. Incidents and issues: processes for reporting, tracking, escalating and resolving breaches and anomalies, with remedies ranging from retraining and tuning to rebuilding or retiring the model, kill switches or overrides for high-materiality AI, and channels through which users can give feedback and report problems. Roles: responsibility for monitoring and incident handling assigned, including one accountable person. Records: monitoring activity, results, issues, incidents and remediation documented; access to models, training data, pipelines and configuration tightly controlled and logged; and, for Generative AI and agents, richer logging considered, such as prompts and responses with the model version and reasoning used. Training: monitors trained to monitor and manage incidents well, and users trained and alert enough to report AI behaving unexpectedly.

Maintained by Gerard Blokdyk

Other controls in Section 5 AI life cycle controls: data, transparency, fairness, human oversight, third-party AI, selection, evaluation and testing, technology and cyber, reproducibility, pre-deployment review, monitoring, change management and retirement (paragraphs 5.1 to 5.26) – Singapore MAS Guidelines on Artificial Intelligence Risk Management (2026)

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