List your company

Step-level Correctness Discrimination on ProcessBench (GSM8K, MATH, Olympiad Bench, Omni Math)

0.242GSM8K Error RateRLHFlow-PRM-Deepseek-8B
0.222880.351940.4810.61006Jan 19, 2026

Evaluation results

MethodLinks
RLHFlow-PRM-Deepseek-8BCategory=MCE-based PRM, Backbone=Deepseek-8B2026.010.2420.9840.3880.2140.80.3380.1010.510.1690.1090.5190.1690.266
Math-Shepherd-PRM-7BCategory=MCE-based PRM, Backbone=7B2026.010.3240.9170.4790.180.820.2950.150.7110.2480.1420.730.2380.315
Qwen2.5-Math-7B-MCCategory=MCE-based PRM, Labeling=Monte Carlo Estimation, Backbone=7B2026.010.3320.9270.4870.2150.7780.3250.1260.6010.2060.1290.5460.1990.304
RLHFlow-PRM-Mistral-8BCategory=MCE-based PRM, Backbone=Mistral-8B2026.010.3380.990.5040.2170.7220.3340.0820.4310.1380.0960.4520.1580.284
EurusPRM-Stage1Category=Other PRM Baseline, Stage=Stage 12026.010.4690.420.4430.3330.3820.3560.2390.1980.2170.2190.2450.2310.312
EurusPRM-Stage2Category=Other PRM Baseline, Stage=Stage 22026.010.5120.440.4730.3640.350.3570.2570.180.2120.2310.1910.2090.313
Qwen2.5-Math-7B-MCRDCategory=Filtered-integrated PRM, Labeling=Reflection-aware label correction, Backbone=7B2026.010.5560.9450.6760.4190.7850.5210.2250.6120.2880.2080.5570.2850.443
Skywork-PRM-Qwen2.5-7BCategory=Other PRM Baseline2026.010.6180.8290.7080.4380.6220.5360.1790.3190.2290.140.4190.210.421
Qwen2.5-72B-InstructCategory=Critic Model (LLM-as-a-judge)2026.010.6280.9690.7620.4630.9310.6180.3870.9260.5460.3660.9090.5220.612
Qwen2.5-Math-7B-NAITCategory=Other PRM Baseline, Training=Noise-Aware Iterative Training, Backbone=7B2026.010.6550.9510.7790.5520.7980.6460.3580.6050.4410.3290.6190.4280.574
GPT-4o-0806Category=Critic Model (LLM-as-a-judge)2026.010.70.9120.7920.5440.7660.6360.4580.5840.5140.4520.6560.5350.619
Qwen2.5-Math-PRM-7BCategory=Filtered-integrated PRM2026.010.720.9640.8240.680.9040.7760.5570.8550.6750.5520.830.6630.735