REIN trains reasoning models with reflection-veracity and abstention rewards, letting them answer or abstain in a single pass, and reports large drops in a false-endorsement metric across four benchmarks.
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REIN: Bridging the Gap between Reasoning and Reliability via Reflection and Abstention Alignment
REIN trains reasoning models with reflection-veracity and abstention rewards, letting them answer or abstain in a single pass, and reports large drops in a false-endorsement metric across four benchmarks.