⚖️ Pairwise Annotations: Scores are hard, preferences are easy.

Agents handle tasks that are tough to score but easy to compare: support responses where tone matters, code refactors where both work but one feels cleaner, product specs where "good" is subjective.

In practice,… pic.twitter.com/SEvnmXTEcZ

— LangChain (@LangChain) 17 décembre 2025

Pairwise Annotations: Scores are hard, preferences are easy. Agents handle tasks that are tough to score but easy to compare: support responses where tone matters, code refactors where both work but one feels cleaner, product specs where "good" is subjective. In practice,

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