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AI Daily Brief — 4 October 2025

Saturday’s only story was Sora. Altman’s Oct 4 follow-up formally locked in the opt-in pivot for rights-holders plus revenue-sharing — acknowledging that “we are going to have to somehow make money for video generation.” The Sora iOS app surged to #1 free on the US App Store with ~98K installs Oct 4 alone, on its way to 1M downloads in under 5 days (faster than ChatGPT’s launch pace). Through Oct 4-5, Sora-generated clips of copyrighted characters, dead celebrities and unconsented likenesses spread across TikTok and Instagram; the MPA and Hollywood agencies escalated complaints; safety experts said OpenAI had effectively “rebranded deepfakes as a light-hearted plaything.” Everything else stayed dark — China labs quiet, no arXiv breakouts, no fresh infra deals before Monday’s AMD–OpenAI 6 GW landing.

Top stories

  • Altman formally pivots Sora 2 to opt-in. Saturday blog post conceding rights-holders will get “more granular, opt-in control” over how their characters appear, plus revenue-sharing for permitted IP. via TechCrunch
  • Altman explicitly ties pivot to monetization. “We are going to have to somehow make money for video generation” — first hint of an economic model for the viral app, with rights-holder revenue-sharing as the proposed mechanism. via Copyright Lately
  • Sora app passes 1M downloads in under 5 days. #1 free on the US App Store by Oct 4, topping Photo & Video category, ~98K installs Saturday alone. Beats ChatGPT’s launch pace despite invite-only access. via CNBC
  • Sora deepfake / IP backlash builds. Through Oct 4-5, clips of copyrighted characters, dead celebrities and unconsented likenesses spread across TikTok and Reels. MPA and agencies escalated; safety experts said OpenAI “rebranded deepfakes as a light-hearted plaything.” via Deadline
  • Altman concedes monetization tradeoff. Sherwood framed Saturday’s post as OpenAI retreating after embarrassing Sora outputs (including AI-generated Altman with Pokemon captioned “I hope Nintendo doesn’t sue us”) flooded social feeds. via Sherwood News

Who shipped

Nobody Saturday. Anthropic, Google DeepMind, Meta, xAI, DeepSeek, Alibaba, Qwen all dark. OpenAI shipped only a blog post.

Open-source pulse

No verifiable open-source or China-lab releases (DeepSeek, Qwen, Kimi, GLM, MiniMax) on Saturday. The week’s Sep 29-30 wave (Sonnet 4.5, V3.2-Exp, GLM-4.6, Ring-1T) continued to drive evaluation.

Money, infra & hardware

Quiet weekend before AMD-OpenAI’s 6 GW Instinct MI450 deal lands Monday Oct 6 alongside OpenAI Dev Day. No infra news broke Saturday itself.

Quiet corners

arXiv quiet (Saturday cycle). Research conversation that weekend was practical — Sora’s physics simulation claims, Cameo feature, multi-shot consistency — rather than driven by a new preprint. No EU AI Act movement.

By the numbers

  • ~98K — Sora app installs on Oct 4 alone
  • 1M / <5 days — Sora downloads vs launch (faster than ChatGPT)
  • #1 — Sora app’s US App Store rank
  • 1 day — between Altman’s Friday “Sora update #1” and Saturday formalization
  • Most-mentioned company: OpenAI
  • Quietest segment: everything except Sora

Compiled by AI Feed’s editor from verified web sources for 4 October 2025.