Prisma: An Open Source Toolkit for Mechanistic Interpretability in Vision and Video
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Abstract (arXiv)
Robust tooling and publicly available pre-trained models have helped drive recent advances in mechanistic interpretability for language models. However, similar progress in vision mechanistic interpretability has been hindered by the lack of accessible frameworks and pre-trained weights. We present Prisma (Access the codebase here: https://github.com/Prisma-Multimodal/ViT-Prisma), an open-source framework designed to accelerate vision mechanistic interpretability research, providing a unified toolkit for accessing 75+ vision and video transformers; support for sparse autoencoder (SAE), transcoder, and crosscoder training; a suite of 80+ pre-trained SAE weights; activation caching, circuit analysis tools, and visualization tools; and educational resources. Our analysis reveals surprising findings, including that effective vision SAEs can exhibit substantially lower sparsity patterns than language SAEs, and that in some instances, SAE reconstructions can decrease model loss. Prisma enables new research directions for understanding vision model internals while lowering barriers to entry in this emerging field.
Key facts. Cited by 20 papers in the map (data through 7 Oct 2026). Builds on 31 of its 57 references that are in the map. First posted on arXiv 28 Apr 2025.
Builds on
31 of 57 references.
References · 31
- 2021Learning Transferable Visual Models From Natural Language Supervisioncited by 33,456
- 2020An Image is Worth 16x16 Words: Transformers for Image Recognition at Scalecited by 29,915
- 2023DINOv2: Learning Robust Visual Features without Supervisioncited by 7,764
- 2021Emerging Properties in Self-Supervised Vision Transformerscited by 6,893
- 2021ViViT: A Video Vision Transformercited by 1,610
- 2022Interpretability in the Wild: a Circuit for Indirect Object Identification in GPT-2 smallcited by 1,130
- 2022Toy Models of Superpositioncited by 928
- 2023Progress measures for grokking via mechanistic interpretabilitycited by 822
- 2023Towards Automated Circuit Discovery for Mechanistic Interpretabilitycited by 700
- 2024Scaling and evaluating sparse autoencoderscited by 530
- 2024Revisiting Feature Prediction for Learning Visual Representations from Videocited by 490
- 2021Intriguing Properties of Vision Transformerscited by 446
19 more
- 2024Sparse Feature Circuits: Discovering and Editing Interpretable Causal Graphs in Language Modelscited by 412
- 2024Jumping Ahead: Improving Reconstruction Fidelity with JumpReLU Sparse Autoencoderscited by 283
- 2023Interpreting CLIP's Image Representation via Text-Based Decompositioncited by 189
- 2024Transcoders Find Interpretable LLM Feature Circuitscited by 186
- 2024Improving Dictionary Learning with Gated Sparse Autoencoderscited by 171
- 2019REPAIR: Removing Representation Bias by Dataset Resamplingcited by 157
- 2022From Attribution Maps to Human-Understandable Explanations through Concept Relevance Propagationcited by 141
- 2019Why Can't I Dance in the Mall? Learning to Mitigate Scene Bias in Action Recognitioncited by 117
- 2024AtP*: An efficient and scalable method for localizing LLM behaviour to componentscited by 100
- 2024Sparse autoencoders reveal selective remapping of visual concepts during adaptationcited by 66
- 2024Interpreting the Second-Order Effects of Neurons in CLIPcited by 36
- 2025Steering CLIP's vision transformer with sparse autoencoderscited by 33
- 2023Analyzing Vision Transformers for Image Classification in Class Embedding Spacecited by 26
- 2023Towards Evaluating Explanations of Vision Transformers for Medical Imagingcited by 22
- 2024Understanding Video Transformers via Universal Concept Discoverycited by 22
- 2018Video Time: Properties, Encoders and Evaluationcited by 19
- 2022Is Appearance Free Action Recognition Possible?cited by 16
- 2022Quantifying and Learning Static vs. Dynamic Information in Deep Spatiotemporal Networkscited by 7
- 2024Interpretability in Action: Exploratory Analysis of VPT, a Minecraft Agentcited by 4
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Citing papers per year: 2025: 10; 2026: 10.
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- 2026Sanity Checks for Sparse Autoencoders: Do SAEs Beat Random Baselines?cited by 10
- 2025From Behavioral Performance to Internal Competence: Interpreting Vision-Language Models with VLM-Lenscited by 9
- 2025Adversarial Attacks Leverage Interference Between Features in Superpositioncited by 7
- 2025Too Late to Recall: Explaining the Two-Hop Problem in Multimodal Knowledge Retrievalcited by 6
- 2025From Noise to Narrative: Tracing the Origins of Hallucinations in Transformerscited by 4
- 2025A Geometric Unification of Concept Learning with Concept Conescited by 3
- 2025DB-KSVD: Scalable Alternating Optimization for Disentangling High-Dimensional Embedding Spacescited by 2
- 2025Visual Exploration of Feature Relationships in Sparse Autoencoders with Curated Conceptscited by 2
- 2026Sparse CLIP: Co-Optimizing Interpretability and Performance in Contrastive Learningcited by 2
- 2025Interpreto: An Explainability Library for Transformerscited by 1
- 2026Seeing Through Circuits: Faithful Mechanistic Interpretability for Vision Transformerscited by 1
- 2026VFUSE: Virulent Feature Understanding with Sparse autoEncoderscited by 1
8 more
- 2025CircuitProbe: Tracing Visual Temporal Evidence Flow in Video Language Modelscited by 0
- 2025The Deleuzian Representation Hypothesiscited by 0
- 2026DreamReader: An Interpretability Toolkit for Text-to-Image Modelscited by 0
- 2026Contrastive Semantic Projection: Faithful Neuron Labeling with Contrastive Examplescited by 0
- 2026When Confidence Lacks Concepts: Interpretable OOD Detection via Representation Perturbationscited by 0
- 2026IRIS: A Visual Cortex-Inspired Framework for Analyzing Orientation Selectivity in Vision Transformerscited by 0
- 2026Multimodal Model Diffing for Feature Discovery and Controlcited by 0
- 2026SCOUT: Semantic Concept Discovery for Open-Vocabulary Editing of face Recognition Templatescited by 0
- 2026SCOUT: Semantic Concept Discovery for Open-Vocabulary Editing of face Recognition Templates17 Aug 2026
- 2026Multimodal Model Diffing for Feature Discovery and Control10 Aug 2026
- 2026IRIS: A Visual Cortex-Inspired Framework for Analyzing Orientation Selectivity in Vision Transformers5 Aug 2026
- 2026When Confidence Lacks Concepts: Interpretable OOD Detection via Representation Perturbations15 Jun 2026
- 2026VFUSE: Virulent Feature Understanding with Sparse autoEncoders8 Jun 2026
- 2026Contrastive Semantic Projection: Faithful Neuron Labeling with Contrastive Examples24 Apr 2026
- 2026Seeing Through Circuits: Faithful Mechanistic Interpretability for Vision Transformers15 Apr 2026
- 2026DreamReader: An Interpretability Toolkit for Text-to-Image Models2 Mar 2026
- 2026Sanity Checks for Sparse Autoencoders: Do SAEs Beat Random Baselines?15 Feb 2026
- 2026Sparse CLIP: Co-Optimizing Interpretability and Performance in Contrastive Learning27 Jan 2026
- 2025The Deleuzian Representation Hypothesis17 Dec 2025
- 2025Interpreto: An Explainability Library for Transformers10 Dec 2025
8 more
- 2025A Geometric Unification of Concept Learning with Concept Cones8 Dec 2025
- 2025Too Late to Recall: Explaining the Two-Hop Problem in Multimodal Knowledge Retrieval2 Dec 2025
- 2025Visual Exploration of Feature Relationships in Sparse Autoencoders with Curated Concepts8 Nov 2025
- 2025Adversarial Attacks Leverage Interference Between Features in Superposition13 Oct 2025
- 2025From Behavioral Performance to Internal Competence: Interpreting Vision-Language Models with VLM-Lens2 Oct 2025
- 2025From Noise to Narrative: Tracing the Origins of Hallucinations in Transformers8 Sep 2025
- 2025CircuitProbe: Tracing Visual Temporal Evidence Flow in Video Language Models25 Jul 2025
- 2025DB-KSVD: Scalable Alternating Optimization for Disentangling High-Dimensional Embedding Spaces24 May 2025
- 2025From Behavioral Performance to Internal Competence: Interpreting Vision-Language Models with VLM-Lenscited by 9
- 2025Too Late to Recall: Explaining the Two-Hop Problem in Multimodal Knowledge Retrievalcited by 6
- 2026Sparse CLIP: Co-Optimizing Interpretability and Performance in Contrastive Learningcited by 2
- 2026Multimodal Model Diffing for Feature Discovery and Controlcited by 0
- 2026Multimodal Model Diffing for Feature Discovery and Control10 Aug 2026
- 2026Sparse CLIP: Co-Optimizing Interpretability and Performance in Contrastive Learning27 Jan 2026
- 2025Too Late to Recall: Explaining the Two-Hop Problem in Multimodal Knowledge Retrieval2 Dec 2025
- 2025From Behavioral Performance to Internal Competence: Interpreting Vision-Language Models with VLM-Lens2 Oct 2025
- 2026Sanity Checks for Sparse Autoencoders: Do SAEs Beat Random Baselines?cited by 10
- 2025Adversarial Attacks Leverage Interference Between Features in Superpositioncited by 7
- 2025From Noise to Narrative: Tracing the Origins of Hallucinations in Transformerscited by 4
- 2025A Geometric Unification of Concept Learning with Concept Conescited by 3
- 2025DB-KSVD: Scalable Alternating Optimization for Disentangling High-Dimensional Embedding Spacescited by 2
- 2025Visual Exploration of Feature Relationships in Sparse Autoencoders with Curated Conceptscited by 2
- 2025Interpreto: An Explainability Library for Transformerscited by 1
- 2026Seeing Through Circuits: Faithful Mechanistic Interpretability for Vision Transformerscited by 1
- 2026VFUSE: Virulent Feature Understanding with Sparse autoEncoderscited by 1
- 2025CircuitProbe: Tracing Visual Temporal Evidence Flow in Video Language Modelscited by 0
- 2025The Deleuzian Representation Hypothesiscited by 0
- 2026Contrastive Semantic Projection: Faithful Neuron Labeling with Contrastive Examplescited by 0
12 most cited of 15 All 15 (JSON)
- 2026SCOUT: Semantic Concept Discovery for Open-Vocabulary Editing of face Recognition Templates17 Aug 2026
- 2026IRIS: A Visual Cortex-Inspired Framework for Analyzing Orientation Selectivity in Vision Transformers5 Aug 2026
- 2026When Confidence Lacks Concepts: Interpretable OOD Detection via Representation Perturbations15 Jun 2026
- 2026VFUSE: Virulent Feature Understanding with Sparse autoEncoders8 Jun 2026
- 2026Contrastive Semantic Projection: Faithful Neuron Labeling with Contrastive Examples24 Apr 2026
- 2026Seeing Through Circuits: Faithful Mechanistic Interpretability for Vision Transformers15 Apr 2026
- 2026Sanity Checks for Sparse Autoencoders: Do SAEs Beat Random Baselines?15 Feb 2026
- 2025The Deleuzian Representation Hypothesis17 Dec 2025
- 2025Interpreto: An Explainability Library for Transformers10 Dec 2025
- 2025A Geometric Unification of Concept Learning with Concept Cones8 Dec 2025
- 2025Visual Exploration of Feature Relationships in Sparse Autoencoders with Curated Concepts8 Nov 2025
- 2025Adversarial Attacks Leverage Interference Between Features in Superposition13 Oct 2025
12 newest of 15 All 15 (JSON)