Research
S3AC proposes a critic-based actor-critic method for long-chain-of-thought LLM reasoning
The method adds a critic-training recipe and Difficulty-Aware Prompt Sampling. Reported results cover models from 1.5B to 397B parameters and outperform the GRPO-X variant.
Every outlet that ran it 1 article
Hugging Face PapersResearchLead
S3AC: Stabilized, Selective, and Scalable Actor-Critic for LLM Reasoning