{"type":"post","id":"ace-step-1-5-the-most-powerful-local-c356d6","slug":"ace-step-1-5-the-most-powerful-local-c356d6","title":"ACE-Step-1.5: The most powerful local music generation model that outperforms almost all commercial…","description":"ACE-Step has published ACE-Step 1.5 XL, a 4B DiT variant of its local music-generation project.","retrieval_nugget":"ACE-Step has published ACE-Step 1.5 XL, a 4B DiT variant of its local music-generation project.","published_at":"2026-10-23","updated_at":"2026-10-23","record_date":"2026-10-23","date_kind":"published_at","topics":["generative-media","multimodal"],"entities":["ACE-Step","ACE-Step 1.5 XL","ACE-Step 1.5"],"related_patterns":["generative-media-becomes-application-infrastructure"],"novelty_label":"new_fact","what_changed":"The GitHub repository reflects the ACE-Step 1.5 XL model release, distinct from prior coverage of the research paper and a GGUF runtime conversion.","prior_refs":["memory:c04b07e3-4db1-83b9-a44e-34c8c911024a","memory:ffbc2ebc-8d67-8e18-a1af-0b7e6305d220"],"source_url":"https://github.com/ace-step/ACE-Step-1.5","source_urls":["https://github.com/ace-step/ACE-Step-1.5"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:ace-step-1-5-the-most-powerful-local-c356d6","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/posts/ace-step-1-5-the-most-powerful-local-c356d6/","markdown":"https://newruntime.com/posts/ace-step-1-5-the-most-powerful-local-c356d6.md","json":"https://newruntime.com/posts/ace-step-1-5-the-most-powerful-local-c356d6.json"},"next_reads":[{"type":"topic","path":"/topics/generative-media/","url":"https://newruntime.com/topics/generative-media/","title":"Generative Media","reason":"Explore the generative-media topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/generative-media.md","json_url":"https://newruntime.com/topics/generative-media.json"},{"type":"topic","path":"/topics/multimodal/","url":"https://newruntime.com/topics/multimodal/","title":"Multimodal","reason":"Explore the multimodal topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/multimodal.md","json_url":"https://newruntime.com/topics/multimodal.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.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"}]}