GoalLadder: Incremental Goal Discovery with Vision-Language Models
On the map: Multimodal LLMs / vision-language models → Embodied and 3D vision-language models
Abstract (arXiv)
Natural language can offer a concise and human-interpretable means of specifying reinforcement learning (RL) tasks. The ability to extract rewards from a language instruction can enable the development of robotic systems that can learn from human guidance; however, it remains a challenging problem, especially in visual environments. Existing approaches that employ large, pretrained language models either rely on non-visual environment representations, require prohibitively large amounts of feedback, or generate noisy, ill-shaped reward functions. In this paper, we propose a novel method, GoalLadder, that leverages vision-language models (VLMs) to train RL agents from a single language instruction in visual environments. GoalLadder works by incrementally discovering states that bring the agent closer to completing a task specified in natural language. To do so, it queries a VLM to identify states that represent an improvement in agent's task progress and to rank them using pairwise comparisons. Unlike prior work, GoalLadder does not trust VLM's feedback completely; instead, it uses it to rank potential goal states using an ELO-based rating system, thus reducing the detrimental effects of noisy VLM feedback. Over the course of training, the agent is tasked with minimising the distance to the top-ranked goal in a learned embedding space, which is trained on unlabelled visual data. This key feature allows us to bypass the need for abundant and accurate feedback typically required to train a well-shaped reward function. We demonstrate that GoalLadder outperforms existing related methods on classic control and robotic manipulation environments with the average final success rate of ~95% compared to only ~45% of the best competitor.
Key facts. Cited by 3 papers in the map (data through 7 Oct 2026). Placed in Embodied and 3D vision-language models, one of 16 directions in Multimodal LLMs / vision-language models. Builds on 32 of its 41 references that are in the map. First posted on arXiv 19 Jun 2025.
Builds on
32 of 41 references.
Closest ancestors · 5
Same direction, newest first
- 2024RL-VLM-F: Reinforcement Learning from Vision Language Foundation Model Feedback6 Feb
- 2024Vision-Language Models Provide Promptable Representations for Reinforcement Learning5 Feb
- 2023Vision-Language Models as a Source of Rewards14 Dec
- 2023What's "up" with vision-language models? Investigating their struggle with spatial reasoning30 Oct
- 2023Vision-Language Models are Zero-Shot Reward Models for Reinforcement Learning19 Oct
Other references · 27
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15 more
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Citing papers per year: 2025: 1; 2026: 2.
3 papers.
Similar, not cited
Close in wording, no citation either way
- 2019From Language to Goals: Inverse Reinforcement Learning for Vision-Based Instruction Following
- 2024From Goal-Conditioned to Language-Conditioned Agents via Vision-Language Models
- 2025A Vision-Language-Action-Critic Model for Robotic Real-World Reinforcement Learning
- 2026VLGOR: Visual-Language Knowledge Guided Offline Reinforcement Learning for Generalizable Agents
- 2026PRTS: A Primitive Reasoning and Tasking System via Contrastive Representations
- 2025Training-free Generation of Temporally Consistent Rewards from VLMs
- 2023Towards A Unified Agent with Foundation Models
- 2026MARVL: Multi-Stage Guidance for Robotic Manipulation via Vision-Language Models