{"type":"raw_signal","id":"mps-in-pytorch-2-15-841c7d","slug":"mps-in-pytorch-2-15-841c7d","title":"MPS in PyTorch 2.15","description":"Hugging Face’s PyTorch team describes MPS backend changes in PyTorch 2.15 for Apple silicon.","retrieval_nugget":"Hugging Face’s PyTorch team describes MPS backend changes in PyTorch 2.15 for Apple silicon.","observed_at":"2026-10-20","record_date":"2026-10-20","date_kind":"observed_at","why_it_matters":"Hugging Face’s PyTorch team describes MPS backend changes in PyTorch 2.15 for Apple silicon. The release adds MPS support for `torch.float8_e4m3fn` tensors and scaled matrix multiplication, and introduces Metal implementations for operations including grouped matrix multiplication and softmax. In the authors’ reported tests, Qwen3.6-35B-A3B decoding on an M3 Ultra with `torch.compile` increased fr","novelty":"notable","verification_level":"source-linked","signal_type":"release","source_platform":"huggingface.co","topics":[],"entities":["Hugging Face","PyTorch","Apple MPS","Qwen3.6-35B-A3B","Wan2.2"],"related_patterns":[],"source_url":"https://huggingface.co/blog/mps-pytorch-2-15","source_urls":["https://huggingface.co/blog/mps-pytorch-2-15"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"signal:mps-in-pytorch-2-15-841c7d","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/signals/mps-in-pytorch-2-15-841c7d/","markdown":"https://newruntime.com/signals/mps-in-pytorch-2-15-841c7d.md","json":"https://newruntime.com/signals/mps-in-pytorch-2-15-841c7d.json"},"next_reads":[{"type":"collection","path":"/signals/","url":"https://newruntime.com/signals/","title":"Raw Signals","reason":"Open every source-linked raw signal.","media_type":"text/html","json_url":"https://newruntime.com/signals.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}