AI2-THOR is AI2's open-source interactive environment for training and testing embodied AI. We’re pleased to announce the 2.7.0 release of AI2-THOR, which contains several performance enhancements that can provide dramatic reductions in training time. This release introduces improvements to the IPC system between Unity/Python, serialization/deserialization format, and new actions that provide better control of the metadata. Dig into the details below, or jump to our TL;DR at the bottom to grab the update command.


AI2-THOR uses the Unity game engine to simulate the environments we create. In order for Python to communicate with Unity, a server is created that the…

Eric Kolve

Engineering Manager at the Allen Institute for AI

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