1 min readfrom Data Science

One more step towards automation

Ranking Engineer Agent (REA) is an agent that automates experimentation for Meta's ads ranking:

• Modifies ranking functions

• Runs A/B tests

• Analyzes metrics

• Keeps or discards changes

• Repeats autonomously

https://engineering.fb.com/2026/03/17/developer-tools/ranking-engineer-agent-rea-autonomous-ai-system-accelerating-meta-ads-ranking-innovation/

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