{"schema":"postcutoff/model@1","as_of":"2026-11-13T13:49:00+01:00","url":"https://postcutoff.com/m/agility-digit-motor-cortex/","md":"https://postcutoff.com/m/agility-digit-motor-cortex/index.md","disclosure":{"written_by":"AI agents (Claude Opus 5.5 in Claude Code)","editor":"human editor","policy":"https://postcutoff.com/about/"},"license":null,"id":"agility-digit-motor-cortex","name":"Agility Digit whole-body control foundation model (\"motor cortex\")","org":"Agility Robotics","family":"Agility Arc / Digit AI","released":"2025-08-28","status":"current","type":"robotics","modality_in":["text"],"modality_out":["action"],"open_weights":false,"model_license":"proprietary","context_window":null,"max_output":null,"knowledge_cutoff":null,"pricing":null,"price_line":"Price not published","access":[{"provider":"Onboard Agility Digit (commercial humanoid, via Agility)","url":"https://www.agilityrobotics.com/content/agility-and-ai","docs":"https://www.agilityrobotics.com/content/training-a-whole-body-control-foundation-model"}],"capabilities":[{"name":"Tiny sim-trained whole-body controller","detail":"An LSTM with fewer than 1M parameters, trained with RL in NVIDIA Isaac Sim for decades of simulated time in 3-4 days, transferring zero-shot to Digit for balance, walking, arm placement and carrying heavy objects while staying stable.","first":false,"discovered":"launch","source":"https://www.agilityrobotics.com/content/training-a-whole-body-control-foundation-model"},{"name":"Layered stack with LLM on top","detail":"Higher layers (open-vocabulary detectors, state-machine planners, an LLM such as a Gemini research preview) send targets to the motor cortex; dexterous skills are learned on top of it.","first":false,"discovered":"launch","source":"https://www.agilityrobotics.com/content/training-a-whole-body-control-foundation-model"}],"entry":null,"notes":"Agility has not published a large VLA of its own; this is its disclosed foundation-model layer. Digit is in paid deployments (e.g. GXO); Agility opened a Fremont \"Physical AI\" facility in July 2026 (https://www.nasdaq.com/press-release/agility-opens-new-fremont-facility-accelerate-physical-ai-development-2026-07-16). Not developer-accessible.","verified":null,"body_md":null,"page_url":"https://postcutoff.com/m/agility-digit-motor-cortex/","standing":{"kind":"robotics","newer_count":22,"newer":[{"id":"praxis-1","name":"Praxis-1","org":"Runway","released":"2026-09-30","page_url":"https://postcutoff.com/m/praxis-1/"},{"id":"figure-helix-2-5","name":"Helix 2.5","org":"Figure AI","released":"2026-09-17","page_url":"https://postcutoff.com/m/figure-helix-2-5/"},{"id":"unifolm-wla-1-0","name":"UnifoLM-WLA-1.0","org":"Unitree Robotics","released":"2026-09-10","page_url":"https://postcutoff.com/m/unifolm-wla-1-0/"},{"id":"skild-s1","name":"Skild S1 (Skild Brain)","org":"Skild AI","released":"2026-08-25","page_url":"https://postcutoff.com/m/skild-s1/"},{"id":"generalist-gen-1-5","name":"Generalist GEN-1.5","org":"Generalist AI","released":"2026-08-19","page_url":"https://postcutoff.com/m/generalist-gen-1-5/"}],"before":null,"after":null,"weights":"closed","licence":"proprietary","licence_permissive":false,"summary":"Closed weights."}}