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Diff Risk Score: AI-driven risk-aware software development

Aug 06, 2025

Sources: https://engineering.fb.com/2025/08/06/developer-tools/diff-risk-score-drs-ai-risk-aware-software-development-meta/, Meta

Meta has developed the Diff Risk Score (DRS), an AI-powered technology designed to assess the likelihood of code changes leading to production incidents, referred to as SEVs. Utilizing a fine-tuned Llama LLM, DRS analyzes code changes alongside relevant metadata to generate a risk score. This innovation aims to enhance software development by making it more risk-aware.