MASHBOX Steer
See which neurons fire as a model reads your text, then turn them up or down and watch its replies change.
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Also in MASHBOX for Mac


Resources
Research we read while building MASHBOX Steer.
- neuron-explorer, Lyra
- Neural Networks Are Already Clean, Cammarata, Goodfire, 2026
- Goodfire Ember SDK
- Steering Language Models With Activation Engineering, Turner et al., 2023
- Steering Llama 2 via Contrastive Activation Addition, Panickssery et al., 2023
- Representation Engineering: A Top-Down Approach to AI Transparency, Zou et al., 2023
- Inference-Time Intervention, Li et al., 2023
- Improving Activation Steering in Language Models with Mean-Centring, Jorgensen et al., 2023
- Refusal in Language Models Is Mediated by a Single Direction, Arditi et al., 2024
- Scaling Monosemanticity, Templeton et al., 2024
- Evaluating feature steering: a case study in mitigating social biases, Anthropic, 2024
- ReFT: Representation Finetuning for Language Models, Wu et al., 2024
- Analysing the Generalisation and Reliability of Steering Vectors, Tan et al., 2024
- Programming Refusal with Conditional Activation Steering, Lee et al., 2024
- Improving Instruction-Following in Language Models through Activation Steering, Stolfo et al., 2024
- AxBench: Steering LLMs? Even Simple Baselines Outperform Sparse Autoencoders, Wu et al., 2025
- Improved Representation Steering for Language Models, Wu et al., 2025
- Persona Vectors, Chen et al., 2025
- SteerMoE: Steering MoE LLMs via Expert (De)Activation, 2025
- Activation Steering with a Feedback Controller, 2025
- Non-identifiability of steering vectors, 2026
- Activation Steering for Aligned Open-ended Generation without Sacrificing Coherence, 2026
- Steering-induced emergent misalignment, 2026
- From Golden Gate Bridge to Broken JSON, Maziyar Panahi, Hugging Face, 2026
- Neuronpedia
- repeng, Theia Vogel
- llama.cpp control vectors, ggml-org
- EmoSteer-TTS, 2025
- Accent steering in zero-shot TTS, 2026
- Verbalizable Representations Form a Global Workspace in Language Models, Gurnee et al., 2026
- J++ Lens and Drift Calibrator, Neuronpedia and MIT Media Lab, 2026
- Natural Language Autoencoders Produce Unsupervised Explanations of LLM Activations, Fraser-Taliente et al., 2026
- Natural Language Autoencoders Identify Without Explaining, 2026
- Activation Oracles: Training and Evaluating LLMs as General-Purpose Activation Explainers, Karvonen et al., 2025
- HeadVis, Anthropic, 2026
- Emotion Concepts and their Function in a Large Language Model, Sofroniew et al., 2026
- Circuits Updates, June 2026 (turn-averaged SAEs), Anthropic, 2026
- Circuits Updates, May 2026 (features through downstream connections), Anthropic, 2026
- Circuit Tracing: Revealing Computational Graphs in Language Models, Ameisen et al., 2025
- Qwen-Scope: Turning Sparse Features into Development Tools for Large Language Models, Deng et al., 2026
- Gemma Scope 2: SAEs and Transcoders for Gemma 3, Google DeepMind
- The Assistant Axis, Lu et al., Anthropic Fellows, 2026
- Meandering on Manifolds: The Neural Geometry of Stories Over Time, Bigelow et al., Goodfire, 2026
- Steering Along Manifolds to Control Neural Networks, Wurgaft et al., Goodfire, 2026
- From Stories to Features: Scaling Concept Vectors for AI Alignment and Interpretability, 2026
- Comparing Sparsified MLPs and Transcoders: Many Transcoder Features Are Neurons in Disguise, 2026
- The Router Already Knows, 2026
- Sparse Autoencoders for Interpretable Emotion Control in Text-to-Speech, Du et al., 2026
- A Geometric Perspective on Composable Emotion Steering in Text-to-Speech Models, 2026
- Controlling Speaking Rate in Autoregressive TTS via Activation Steering, 2026
- EmoRES-TTS: Residual-Enhanced Vector Steering for Emotional Speech Generation, 2026
- Towards Interpretable Framework for Neural Audio Codecs via Sparse Autoencoders, 2026
- Read-Best Is Not Steer-Best: A Probing-Steering Layer Dissociation in Omni-Modal Large Language Models, 2026
- Steering Follows Geometry, Not Labels: Emotion Directions in a Full-Duplex Speech Model, 2026
- SteerSpeech: Activation Steering for Emotion Control in Generated Speech, 2026
- Steering intonational tunes in text-to-speech synthesis, 2026
- Parasitic Co-Denoising: Unlocking 3D Human Motion Generation in a Frozen Video Diffusion Model, 2026
- UMAP: Uniform Manifold Approximation and Projection for Dimension Reduction, McInnes, Healy and Melville, 2018
- Density-Based Clustering Based on Hierarchical Density Estimates (HDBSCAN), Campello, Moulavi and Sander, 2013
- interpreting GPT: the logit lens, nostalgebraist, 2020
- Towards Monosemanticity: Decomposing Language Models With Dictionary Learning, Bricken et al., 2023
- Negative Results for SAEs On Downstream Tasks and Deprioritising SAE Research, Smith et al., Google DeepMind, 2025