Meta-Models: An Architecture for Decoding LLM Behaviors Through Interpreted Embeddings and Natural Language
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Abstract (arXiv)
As Large Language Models (LLMs) become increasingly integrated into our daily lives, the potential harms from deceptive behavior underlie the need for faithfully interpreting their decision-making. While traditional probing methods have shown some effectiveness, they remain best for narrowly scoped tasks while more comprehensive explanations are still necessary. To this end, we investigate meta-models-an architecture using a "meta-model" that takes activations from an "input-model" and answers natural language questions about the input-model's behaviors. We evaluate the meta-model's ability to generalize by training them on selected task types and assessing their out-of-distribution performance in deceptive scenarios. Our findings show that meta-models generalize well to out-of-distribution tasks and point towards opportunities for future research in this area. Our code is available at https://github.com/acostarelli/meta-models-public .
Key facts. Cited by 5 papers in the map (data through 14 Oct 2026). Builds on 27 of its 39 references that are in the map. First posted on arXiv 3 Oct 2024.
Builds on
27 of 39 references.
References · 27
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- 2022Locating and Editing Factual Associations in GPTcited by 2,691
- 2023Sparse Autoencoders Find Highly Interpretable Features in Language Modelscited by 1,420
- 2016Understanding intermediate layers using linear classifier probescited by 1,353
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- 2023Explainability for Large Language Models: A Surveycited by 333
15 more
- 2023Emergent Linear Representations in World Models of Self-Supervised Sequence Modelscited by 319
- 2021Factual Probing Is [MASK]: Learning vs. Learning to Recallcited by 291
- 2024Patchscopes: A Unifying Framework for Inspecting Hidden Representations of Language Modelscited by 235
- 2019Detecting AI Trojans Using Meta Neural Analysiscited by 199
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- 2020The Multilingual Amazon Reviews Corpuscited by 143
- 2023How to Catch an AI Liar: Lie Detection in Black-Box LLMs by Asking Unrelated Questionscited by 83
- 2023Still No Lie Detector for Language Models: Probing Empirical and Conceptual Roadblockscited by 78
- 2024SelfIE: Self-Interpretation of Large Language Model Embeddingscited by 67
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- 2022Probing Classifiers are Unreliable for Concept Removal and Detectioncited by 41
- 2023FIND: A Function Description Benchmark for Evaluating Interpretability Methodscited by 32
- 2022Probing Pretrained Models of Source Codecited by 26
- 2022AST-Probe: Recovering abstract syntax trees from hidden representations of pre-trained language modelscited by 16
- 2021Hyper-Representations: Self-Supervised Representation Learning on Neural Network Weights for Model Characteristic Predictioncited by 9
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Citing papers per year: 2025: 4; 2026: 1.
5 papers.
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- 2025Thinking About Thinking: SAGE-nano's Inverse Reasoning for Self-Aware Language Modelscited by 1
- 2026On Emergent Capabilities and Model Mergingcited by 0
- 2026On Emergent Capabilities and Model Merging21 Sep 2026
- 2025Activation Oracles: Training and Evaluating LLMs as General-Purpose Activation Explainers17 Dec 2025
- 2025Large Language Models Reasoning Abilities Under Non-Ideal Conditions After RL-Fine-Tuning6 Aug 2025
- 2025Adversarial Activation Patching: A Framework for Detecting and Mitigating Emergent Deception in Safety-Aligned Transformers12 Jul 2025
- 2025Thinking About Thinking: SAGE-nano's Inverse Reasoning for Self-Aware Language Models30 Jun 2025