# SimPO: Simple Preference Optimization with a Reference-Free Reward

> Research article (Advances in Neural Information Processing Systems 37, 2024) · cited 16× · AI/ML

**Wikidata**: [openalex:W4415795501](https://www.wikidata.org/wiki/openalex:W4415795501)  
**Source**: https://4ort.xyz/entity/simpo-simple-preference-optimization-with-a-reference-free-reward