CAM agents, not humanoids on the mill

Week of 21–28 Aug 2026. Shop-floor news is CAM agents ahead of IMTS, not a humanoid in a cutting cell. Humanoid coverage was Beijing games plus a Reuters investigation that the machines are still too slow for most factory work.

What landed

27 Aug: Limitless CAM Agent

Limitless Labs said its CAM Agent (a physical-AI model trained on metal-cutting physics, CAD geometry, and machine constraints) will demo live at IMTS (14–19 Sept) and already runs inside Siemens NX, Mastercam, and PTC Creo.

Vendor claim: up to 50% less CNC programming time; jobs that took two hours done in under ten minutes. Named production customers include Sandvik and Iscar.

The same week, Cimatron said a Limitless-built CAM Agent will analyse part geometry and the shop’s own tool library and generate complete 3-axis toolpaths, with the programmer still reviewing inside Cimatron.

24 Aug: FANUC 5-axis programme

FANUC America launched a 5-axis integrated-technology programme: align the CNC, post-processor, CAD/CAM, and simulation so a part programme is machine-agnostic. Machine-tool builders and CAM partners must produce a standard evaluation part.

This is process discipline, not a robot on the mill.

21 Aug: Xiaomi on the EV line

Xiaomi showed a next-generation humanoid at the World Robot Conference after about four months on its EV line: self-tapping nuts, flexible panel sorting, box folding.

Early station run: three hours independent, 76-second cycle, 90.2% install success; by July, dual-side nuts at 98%, panels and boxes about 90%. Still a prototype; no independent robotics revenue.

Reuters, at the same plant, notes Xiaomi has said 91% of EV assembly is already automated and the body shop uses more than 700 industrial robots. Geely told Reuters robotic arms and automated vehicles “handle all key tasks on the active assembly line.”

21–26 Aug: Hyundai strike and 2028 robots

Hyundai’s Korean union staged its first full-day strike in a decade, seeking among other things job protections against AI and automation. Tentative deal on 25 Aug: pay, bonus, retirement age; on robotics, both sides said physical AI is essential and agreed to share information on new projects. Union ratification vote is 31 Aug.

Next day, CEO investor day: Atlas at Hyundai’s Georgia Metaplant from 2028; US robot production from 2028 at 30,000 units a year; 25,000 already committed, starting with Hyundai’s own plants.

27 Aug: last millimetre, not the sprint

Reuters from a Liuzhou training centre: novice trainers about 300 attempts for one usable movement, experienced about 50; simple tasks at roughly 20% of human speed. Conventional robot arms usually beat humanoids on uptime and control.

Industry estimate cited: about 500,000 hours of high-quality training data versus about 100 million needed. A Beijing researcher: the failure has moved “from the last 10 centimeters to the last 1 centimeter, even 1 millimeter.”

BBC (24 Aug): more than two million industrial robots already in Chinese factories; IFR’s Susanne Bieller: China can source a robot body in Shenzhen in under an hour, while the US still leads on the “brain.” At the World Humanoid Robot Games, Reuters (23 Aug) put the contrast as: robots can outrun humans; the test is whether they can plug in a cable.

21 Aug: Delta sells joints, not a humanoid

Delta, at Automation Taipei, showed an embodied-AI dual-arm cobot and a next-generation joint module (drive, motor, reducer, encoder, force sensor) for humanoid limbs. No humanoid product launch: Lisa Kao said current humanoids do not yet meet industrial reliability, speed, and precision.

Delta will sell components instead. The cobot pick-and-place list includes machine-tool loading/unloading and metal processing.

Gaps / contradictions

• Limitless time-savings and the Sandvik/Iscar “in production” line are vendor PR, not independently audited shop metrics.
• Xiaomi’s 98% is company data. A 2% miss still stops a line; this is not a shipping cell.
• Hyundai’s 30,000 / 25,000 figures are 2028 capacity and committed volume, not 2026 line hours. “World’s first large-scale” is a company line.
• No verified CNC-tending humanoid hours in this window. Live humanoid jobs remain handling, kitting, and light assembly.
• Do not treat last week’s Unitree IPO or Schaeffler AEON gym as new this week.

What to watch

1. IMTS 14–19 Sept: watch a CAM agent emit a 3-axis programme from the shop’s own tools, then survive a first-article.
2. Ask for hours, cycle time, and first-pass yield — not capacity slides or sprint times.
3. The last millimeter is still a machining problem, not a walking problem.
4. Joints, actuators, and gears get paid before any humanoid tends a mill.