RLHF

Pronounced “ar-el-aitch-eff”. Check its meaning and usage context with sources.

RLHF
ar-el-aitch-eff

Official source

The answer in 30 seconds

RLHF stands for Reinforcement Learning from Human Feedback. It uses human preference signals to train or optimize a model toward responses that better match a chosen set of criteria.

A training approach that uses human feedback to shape model behavior.

RLHFWhat does it stand for?

Meanings by domain

AI model training

Reinforcement Learning from Human Feedback

Training that uses human preference signals

A model-training approach that uses human feedback or preferences as a signal for optimizing behavior.

Official source

Domains and contexts

Usage contexts in the published data

Model trainingGenerative AIAlignment research

Review notes

Points that prevent overclaiming

RLHF is a training approach, not a single algorithm; data collection, preference criteria, and optimization choices affect the result.

RLHFFrequently asked questions

Expansions and usage

What does RLHF stand for?
It can stand for Reinforcement Learning from Human Feedback (Training that uses human preference signals). The intended meaning depends on the surrounding context.

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Sources and verification

Verification date and sources

Status

Official source

Last verified

Aug 21, 2026

This entry is based on researched sources and item-level verification notes.

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