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GPT-6 Astra Reconstructs Human Sphere Play with a Sharpa Hand

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The author fed a human sphere-handling clip to GPT-6 Astra; it estimated the 3D scene and motion, solved inverse kinematics for a Sharpa Wave hand, and rendered a MuJoCo contact simulation side by side with the source.

Dexterous ManipulationMotion retargetingSharpa RoboticsMuJoCoGPT-6 AstraCode-as-PoliciesHuman-to-RobotPhysics simulation
Category: arm
Author: @memmelma
Date: 2026-10-23T00:00:00
Duration: 57.7s
Source: https://x.com/memmelma/status/2113601346280804846

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