RAD-LAD: Rule and Language Grounded Autonomous Driving in Real-Time
On the map: End-to-end autonomous driving → Reasoning VLA and VLM driving policies
Abstract (arXiv)
We present LAD, a real-time language--action planner with an interruptible architecture that produces a motion plan in a single forward pass (~20 Hz) or generates textual reasoning alongside a motion plan (~10 Hz). LAD is fast enough for real-time closed-loop deployment, achieving ~3x lower latency than prior driving language models while setting a new learning-based state of the art on nuPlan Test14-Hard and InterPlan. We also introduce RAD, a rule-based planner designed to address structural limitations of PDM-Closed. RAD achieves state-of-the-art performance among rule-based planners on nuPlan Test14-Hard and InterPlan. Finally, we show that combining RAD and LAD enables hybrid planning that captures the strengths of both approaches. This hybrid system demonstrates that rules and learning provide complementary capabilities: rules support reliable maneuvering, while language enables adaptive and explainable decision-making.
Key facts. Cited by 3 papers in the map (data through 7 Oct 2026). Placed in Reasoning VLA and VLM driving policies, one of 9 directions in End-to-end autonomous driving. Builds on 45 of its 52 references that are in the map. First posted on arXiv 30 Mar 2026.
Builds on
45 of 52 references.
Closest ancestors · 3
Same direction, newest first
- 2025A Survey on Vision-Language-Action Models for Autonomous Driving30 Jun
- 2025AutoVLA: A Vision-Language-Action Model for End-to-End Autonomous Driving with Adaptive Reasoning and Reinforcement Fine-Tuning16 Jun
- 2024EMMA: End-to-End Multimodal Model for Autonomous Driving30 Oct
Other references · 42
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30 more
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Built on by
Citing papers per year: 2026: 3.
3 papers.
Similar, not cited
Close in wording, no citation either way
- 2024AD-H: Language-guided Autonomous Driving with Hierarchical Agents
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- 2025Towards Human-Centric Autonomous Driving: A Fast-Slow Architecture Integrating Large Language Model Guidance with Reinforcement Learning
- 2025FASIONAD++ : Integrating High-Level Instruction and Information Bottleneck in FAt-Slow fusION Systems for Enhanced Safety in Autonomous Driving with Adaptive Feedback
- 2025ReAL-AD: Towards Human-Like Reasoning in End-to-End Autonomous Driving
- 2025Drive-R1: Bridging Reasoning and Planning in VLMs for Autonomous Driving with Reinforcement Learning
- 2025LiloDriver: A Lifelong Learning Framework for Closed-loop Motion Planning in Long-tail Autonomous Driving Scenarios
- 2025Align2Act: Instruction-Tuned Models for Human-Aligned Autonomous Driving