S03¶


Research	R0040 — RLHF Alternatives
Run	2026-04-01
Query	Q001
Search	S03

WebSearch — GRPO and RLVR methods for reasoning models

Summary¶

Field	Value
Source/Database	WebSearch
Query terms	GRPO group relative policy optimization DeepSeek alternative RLHF 2025; RLVR reinforcement learning verifiable rewards reasoning models 2025 2026
Filters	None
Results returned	20 (two searches combined)
Results selected	3
Results rejected	17

Selected Results¶

Result	Title	URL	Rationale
S03-R01	DeepSeekMath: Pushing the Limits of Mathematical Reasoning	https://arxiv.org/abs/2402.03300	Original GRPO paper -- primary source
S03-R02	RLVR: Makes Models Faster, Not Smarter	https://www.promptfoo.dev/blog/rlvr-explained/	Comprehensive RLVR analysis with critical assessment
S03-R03	Group Relative Policy Optimization (Cameron Wolfe)	https://cameronrwolfe.substack.com/p/grpo	Technical explanation of GRPO mechanics

Rejected Results¶

Result	Title	URL	Rationale
S03-R04	Training-Free GRPO	https://openreview.net/forum?id=tyUnYbE7Gi	Variant, not core GRPO
S03-R05	G2RPO-A: Guided Group Relative Policy Optimization	https://arxiv.org/html/2508.13023v1	Variant paper
S03-R06	TIC-GRPO	https://arxiv.org/pdf/2508.02833	Implementation variant
S03-R07	Revisiting GRPO	https://arxiv.org/html/2505.22257v1	Analysis paper, not primary
S03-R08	GTPO: Stabilizing GRPO	https://arxiv.org/html/2508.03772	Variant paper
S03-R09	RLVR Implicitly Incentivizes Correct Reasoning	https://arxiv.org/abs/2506.14245	Theoretical paper, less practical
S03-R10	Knowledge-to-Verification: RLVR in Knowledge-Intensive Domains	https://openreview.net/forum?id=EVS7SeKBqI	Domain extension, not core
S03-R11	RLVR-World	https://openreview.net/forum?id=jpiSagi8aV	World model application, not core
S03-R12	RLVR: The Training Breakthrough (Medium)	https://medium.com/@raktims2210/rlvr-the-training-breakthrough-that-will-make-reasoning-ai-verifiable-cf4209e79669	Popular article, less rigorous
S03-R13	Does RL Really Incentivize Reasoning Capacity in LLMs?	https://openreview.net/forum?id=4OsgYD7em5	Skeptical analysis, interesting but secondary
S03-R14	Reasoning Gym (NeurIPS 2025)	https://neurips.cc/virtual/2025/poster/121745	Benchmark tool, not a method
S03-R15	Bridging Perception and Reasoning: Token Reweighting	https://arxiv.org/html/2603.25077	Multimodal extension, not core
S03-R16	RLVR emergentmind topic	https://www.emergentmind.com/topics/reinforcement-learning-with-verified-rewards-rlvr	Aggregator, not primary
S03-R17	DeepSeekMath PDF	https://arxiv.org/pdf/2402.03300	Same paper as R01, PDF format

Notes¶

GRPO and RLVR searches combined here as they are closely related (GRPO is the standard optimizer used with RLVR). The variant papers (DAPO, DR-GRPO, GTPO, G2RPO-A) indicate an active research area building on GRPO's foundation.