Retriever: Composing the Perception-Reasoning-Action Loop for Long-Horizon Manipulation
July 10, 2026
Open SourceRobot AgentsPlanningRuntime Systems
Retriever is an open-source Python programming model and runtime for robot agents whose perception, planning, learned skills, and control run at different rates. It makes timing and data handoff explicit in the agent graph, supporting deployment, step-by-step debugging, and deterministic replay.