Issues

• Question about Video Data SFT in Post-Training Tutorial

  nvidia-cosmos/cosmos-reason2#56 · Filter by author Ethan-Lee-Sunghoon opened on May 11, 2026

• recurrent CUDA OOM during SFT of Cosmos-Reason2-32B

  nvidia-cosmos/cosmos-reason2#54 · Filter by author FrancescoAgnelli3 opened on May 5, 2026

• Issue reproducing official Cosmos-Reason2-2B results on Physical AI Bench (pai_reason) – ~6 point gap

  nvidia-cosmos/cosmos-reason2#52 · Filter by author JonnaMat opened on Feb 18, 2026

• Boundix Box Prediction

  nvidia-cosmos/cosmos-reason2#51 · Filter by author mohamedamr13 opened on Feb 12, 2026

• Put it in a virtual simulator for testing? Did you encounter any problems?

  nvidia-cosmos/cosmos-reason2#41 · Filter by author 920711Benny opened on Jan 27, 2026
  

• Question about Cosmos-RL

  nvidia-cosmos/cosmos-reason2#38 · Filter by author IceIce1ce opened on Jan 20, 2026
  

• [BUG] Vision Processor misinterprets total_pixels as longest_edge, causing overflow and 400 BadRequest

  nvidia-cosmos/cosmos-reason2#37 · Filter by author saurabhnair1999 opened on Jan 16, 2026
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