Developer trains RL policies in custom CUDA rigid-body simulator

Upstage, a South Korean AI startup backed by AMD, is considering a pre-listing funding round among several capital-market options, per co-founder comments to Bloomberg. No round size, valuation, or timeline was disclosed.

r/ClaudeAI thread asks what people tried Claude on, decided wasn't worth the round trip, and went back to doing by hand. No specific model version, benchmark, or product change is cited.

Alibaba Group is slated to lead a $300 million investment in AI training and benchmarking startup UniPat AI, valuing it at $2.5 billion. The company was founded by a former Alibaba intern.

Shield AI co-founder and president Brandon Tseng outlined the defense startup's growth strategy and expansion into APAC markets in a Bloomberg: The Asia Trade interview.

The model generates infinite one-shots for music production and turns text prompts into fully playable synths, treating timbre as a separately controllable attribute. The release includes the model weights, an inferencing pipeline, and a video walkthrough of the training process.