The Overnight

The Overnight — 2026-08-29

Tencent open-sources Hy4, MiniMax ARR hits $800M, robots sweep the games

What China's AI world did while the West was asleep. · 2026-08-29

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The Number

  • DeepSeek-V4-Flash cache-miss input runs $0.22/M off-peak against V4-Pro's $0.66/M, per DeepSeek's pricing docs on 2026-08-28.
  • MiniMax reports revenue up 283.1% year on year in its first half-year report since listing, per its filing via 智东西, 2026-08-28.
  • Time's 2026 AI 100 lists 11 Chinese names, down from 13 last year, per 智东西, 2026-08-28.
  • Qwen3-Coder-30B-A3B lists at $0.07/M prompt on OpenRouter as of 2026-08-28.

Top of the Fold

  • Tencent open-sources Hy4 preview at 770B params, 49B active, 1M context, a jump from Hy3's 295B, with company-stated coding scores it places ahead of DeepSeek V4 Pro 0824, per 智东西, 2026-08-28.
  • MiniMax says ARR crossed $800M in August with B-side revenue at 80% and July token consumption 20x January's, founder Yan Junjie's read being that minimizing unit-intelligence cost is the only path to maximizing intelligence, per 智东西, 2026-08-28.
  • Zhipu ships GLM-5.3-Flash running on SenseTime's domestic compute stack, extending the late-August flash-tier price war, per 量子位, 2026-08-28.
  • Alibaba launches a rebuilt Qoder agent workbench aimed at non-coders, pushing its coding stack past developers into product and ops roles, per 智东西, 2026-08-28.

Untranslated

  • 智元 swept the World Humanoid Robot Games with 18 golds and top spot on both medal tables, and 夕小瑶's on-site read is that every medal came from unmodified mass-production units, the same models running its 龙旗 factory line, per 夕小瑶科技说, 2026-08-28.
  • 越疆 showed a "one brain, many bodies" line splitting a single job across humanoid, quadruped, and cobot arms, 虎嗅's framing being a search for embodied AI's "minimum sufficient form" over the full-humanoid narrative, per 虎嗅, 2026-08-28.
  • 自变量机器人 released WALL-SS, a coarse-to-fine autoregressive world model built to kill "magnet grasping," where a robot's gripper misses yet the object still rises, per 极客公园, 2026-08-28.
  • A Stanford preprint with Andrew Ng drops intermediate reasoning tokens to cut long-thinking cost up to 3x, circulating in Chinese research channels, per PaperWeekly, 2026-08-28.

The Backstory

  • 智元 chairman 邓泰华 made his first Time AI 100 appearance while staying off-stage, one of nine Chinese names on the list for the first time, per 量子位, 2026-08-28.

The Kicker

  • Shanghai's Xujiahui opened the country's first tap-to-rent robot store, where a phone tap unlocks a 宇树 machine to walk, dance, or perform, per 雷峰网, 2026-08-28.