{"type":"rich","version":"1.0","provider_name":"Transistor","provider_url":"https://transistor.fm","author_name":"Lenny’s AI Builders","title":"Meta just gave away its best model for free - i tested the catch | LAB 0023","html":"<iframe width=\"100%\" height=\"180\" frameborder=\"no\" scrolling=\"no\" seamless src=\"https://share.transistor.fm/e/36ddf7ce\"></iframe>","width":"100%","height":180,"duration":880,"description":"Meta just gave away Muse Spark Open, which it calls its most capable US open-weight model. the catch: to run it yourself you need two Mac Studios (or rent it on OpenRouter from $1.25 per million tokens in). so i put it on BuilderBench, my own benchmark, against Meta's paid Muse Wonder Full.\n\nthe result: Meta's free model scored 27.68. its own paid Muse Wonder Full scored 42.52 and Google's Gemini 4 Argon 45.68 - same tasks only (the desk tasks weren't run), rated by me.\n\nalso this week: Opus 5.5 fast mode with no waitlist ($8 in / $40 out per million tokens), Claude Code Review for Team and Enterprise, ChatGPT driving your Chrome (and GPT-Live 1.1), Dan Shipper's \"the newsletter is dead\" and Marc Lou's MailCheap, and Nick Cammarata on reading an AI's mind.\n\nthe practical: Felix Rieseberg's \"deeper version, not a bigger one\" prompt, tested on my newsletter with a blind judge from a different AI.\nFelix's article: https://felixrieseberg.com/how-to-be-more-ambitious-a-tutorial-for-humans-with-models/\n\nchapters\n0:00 Meta's free model has a catch\n0:22 Muse Spark Open: free weights, two Mac Studios\n2:01 this is the LAB\n2:17 everything got cheaper, faster or free\n2:27 Opus 5.5 fast mode, no waitlist\n3:58 Claude Code Review goes live\n5:21 sponsor: Threadify\n6:43 ChatGPT now drives your Chrome\n7:50 the newsletter is dead + MailCheap\n10:47 reading an AI's mind\n12:14 ask for a deeper version, not a bigger one\n13:55 Meta's free model on my bench: the score\n14:33 outro\n\nthanks to today's sponsor, my software Threadify - your lead generation agent:\nhttps://www.threadify.app/home?utm_source=youtube&utm_medium=video&utm_campaign=lab-0023&utm_content=sponsor\n\nwant to sponsor a future episode? sponsors@lennysaibuilders.com\n\nwatch the full episode: https://youtu.be/UapnTPlIO04","thumbnail_url":"https://img.transistorcdn.com/P0B9fKUWl01KOkVXqQcDv5YBEKR1sflq-Hk71z-fa_U/rs:fill:0:0:1/w:400/h:400/q:60/mb:500000/aHR0cHM6Ly9pbWct/dXBsb2FkLXByb2R1/Y3Rpb24udHJhbnNp/c3Rvci5mbS84MzAx/ZGNmYzY1MmEwNjBk/NzUzN2NmODM3ZWUx/YzMzZi5wbmc.webp","thumbnail_width":300,"thumbnail_height":300}