{"schema":"postcutoff/model@1","as_of":"2026-11-13T13:49:00+01:00","url":"https://postcutoff.com/m/skild-s1/","md":"https://postcutoff.com/m/skild-s1/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":"skild-s1","name":"Skild S1 (Skild Brain)","org":"Skild AI","family":"Skild Brain","released":"2026-08-25","status":"current","type":"robotics","modality_in":["video","image","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":"Skild AI (commercial partners; early-access sign-up)","url":"https://www.skild.ai/blogs/s1"}],"capabilities":[{"name":"In-context learning from one video, long-horizon","detail":"Learns tasks never seen in pretraining (potting a plant, cooking pancakes, pour-over coffee, kit assembly) from a single video prompt with no fine-tuning, for tasks up to ~10 minutes long; Skild calls this the first robotics foundation model to show in-context learning on such long unseen tasks.","first":true,"discovered":"launch","source":"https://www.skild.ai/blogs/s1"},{"name":"Video prompting beats language prompting","detail":"66% success on unseen tasks vs 9% for an equivalently trained language-prompted policy (~7x); 96% on seen tasks; one demo video worth ~380 post-training episodes; 11 minutes from demonstration to autonomous execution in the plant-potting example.","first":false,"discovered":"launch","source":"https://www.skild.ai/blogs/s1"},{"name":"Omni-bodied brain","detail":"Skild Brain is pitched as one model controlling quadrupeds, humanoids, arms and mobile manipulators without prior knowledge of the body; S1 trains on teleop, human video, simulation and data-capture gloves.","first":false,"discovered":"launch","source":"https://www.therobotreport.com/skild-ai-unveils-s1-flagship-robot-foundation-model/"}],"entry":"2026-08-25-skild-ai-s1","notes":"Announced on X 2026-08-25 (https://x.com/SkildAI/status/2092300842900865389); press 2026-08-31; NVIDIA blog 2026-09-10 (https://blogs.nvidia.com/blog/skild-ai-s1-physical-ai/) cites a $100M revenue run rate 10 months after first commercial deployment, 60+ deployment partnerships and Blackwell assembly work with Foxconn. Skild raised a $1.4B Series C at >$14B (2026-01-14, led by SoftBank). No public API, pricing or weights; company says S1 is \"already at work with our commercial partners\" and plans wider real-world rollout by 2027. Results are company-reported.","verified":null,"body_md":null,"page_url":"https://postcutoff.com/m/skild-s1/","standing":{"kind":"robotics","newer_count":3,"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/"}],"before":null,"after":null,"weights":"closed","licence":"proprietary","licence_permissive":false,"summary":"Closed weights."}}