Issues

• Qwen3.5 0.8B/2B/4B: lm_head never loaded under impl=custom (tied embeddings), training silently gets zero gradients

  PrimeIntellect-ai/prime-rl#3700 · Filter by author AryanMadhavVerma opened on Sep 27, 2026

• solve_rates assumes binary rewards; expose a correctness threshold?

  PrimeIntellect-ai/prime-rl#3566 · Filter by author erkancamli opened on Sep 17, 2026

• CPU-offloaded checkpoint restore loses optimizer group counters and settings

  PrimeIntellect-ai/prime-rl#3561 · Filter by author llucid-97 opened on Sep 16, 2026

• Hosted Training: eval rollouts ignore enable_thinking = false

  PrimeIntellect-ai/prime-rl#3532 · Filter by author zafstojano opened on Sep 11, 2026
  1

• Unable to run deepswe environment eval run in hosted and local

  PrimeIntellect-ai/prime-rl#3530 · Filter by author TheSeriousProgrammer opened on Sep 11, 2026

• Consider removing TARGET_LAG now that off-policyness includes in-queue staleness

  PrimeIntellect-ai/prime-rl#3310 · Filter by author mikasenghaas opened on Aug 19, 2026

• Verify evals on Papers with Code

  PrimeIntellect-ai/prime-rl#3281 · Filter by author NielsRogge opened on Aug 16, 2026

• [Feature Request] CriPO: criterion-level credit assignment for rubric-based RL

  PrimeIntellect-ai/prime-rl#3278 · Filter by author Mantissagithub opened on Aug 15, 2026
  2

• Custom training-example selection: what should I build on?

  PrimeIntellect-ai/prime-rl#3173 · Filter by author rawwerks opened on Aug 1, 2026
  3

• [Feature Request] Include advantage values in rollout trace records (traces.jsonl)

  PrimeIntellect-ai/prime-rl#3170 · Filter by author Alex-Shan opened on Jul 31, 2026

• README trainer validation command fails because torchrun environment variables are not set

  PrimeIntellect-ai/prime-rl#3146 · Filter by author KoyunChen opened on Jul 28, 2026

• wandb_gql import fails with W&B SDK >=0.27.1 - ModuleNotFoundError

  PrimeIntellect-ai/prime-rl#3087 · Filter by author TM23-sanji opened on Jul 19, 2026

• Multi-run checkpoints can be marked stable without restartable policy weights

  PrimeIntellect-ai/prime-rl#3037 · Filter by author peter941221 opened on Jul 15, 2026
  1

• RL loss importance ratio can overflow to non-finite gradients

  PrimeIntellect-ai/prime-rl#2972 · Filter by author morluto opened on Jul 7, 2026

• FFT resume fails on Qwen3.5-4B: missing optimizer state for untrained visual params

  PrimeIntellect-ai/prime-rl#2676 · Filter by author mikasenghaas opened on May 30, 2026
  

• Unify max off-policy steps to measure trainer step − oldest inference policy version

  PrimeIntellect-ai/prime-rl#2674 · Filter by author mikasenghaas opened on May 30, 2026
  

• Support env var overrides in config (precedence over class defaults)

  PrimeIntellect-ai/prime-rl#2568 · Filter by author mikasenghaas opened on May 20, 2026
  1

• Probe OPD teacher for returning logprobs

  PrimeIntellect-ai/prime-rl#2555 · Filter by author mikasenghaas opened on May 19, 2026
  

• Phase out W&B in favor of Prime Platform for training logging

  PrimeIntellect-ai/prime-rl#2514 · Filter by author mikasenghaas opened on May 16, 2026
  

• Respect verifiers env group-scoring capabilities for advantages

  PrimeIntellect-ai/prime-rl#2410 · Filter by author willccbb opened on May 4, 2026
  1

• Enable vLLM router for single-node deployments

  internal-only
  PrimeIntellect-ai/prime-rl#2323 · Filter by author mikasenghaas opened on Apr 19, 2026
  3

• JSON logging of metrics to disk

  internal-only
  PrimeIntellect-ai/prime-rl#2322 · Filter by author mikasenghaas opened on Apr 19, 2026

• Unified inference pool class

  internal-only
  PrimeIntellect-ai/prime-rl#2321 · Filter by author mikasenghaas opened on Apr 19, 2026

• Nemotron CP

  PrimeIntellect-ai/prime-rl#2299 · Filter by author samsja opened on Apr 17, 2026

• fa4 CP

  internal-only
  PrimeIntellect-ai/prime-rl#2297 · Filter by author samsja opened on Apr 17, 2026