# MuJoCo Playground reproduces four-fingered dexterous in-hand reorientation and deploys ONNX inference

- Source: Guyuehome
- Published: 2026-10-17T15:29:00.000Z
- RoboHot: https://robohot.news/en/items/h2hfrrkplsbsysq5q7nm342qk
- Original: https://www.guyuehome.com/detail?id=2104745680145772545

## Summary

Based on the MJX parallel reinforcement learning stack in MuJoCo Playground, the four-fingered dexterous in-hand reorientation task was reproduced, using official ONNX weights to deploy the C engine and complete eight rounds of real inference along with failure boundary analysis.