© Neuronpedia 2026
    Privacy & TermsBlogGitHubSlackTwitterContact
    Neuronpedia logo - a computer chip with a rounded viewfinder border around it
    Neuronpedia
    Jacobian LensNEW
    Natural Language
    Autoencoders
    MAY 26    Assistant AxisJAN 26Circuit TracerAPR 26SteerSAE EvalsExportsinterp-engineNEW Community BlogPrivacy & TermsContact
    Side-by-side compare needs a wider screen.
    Open other featureClose compare
    PrevNext
    Close
    Circuit Sparsity
    No connected neurons data available
    Explanations

    sum variable initialization and accumulation

    python-code · gemini-2.5-flash-lite

    function call parenthesis (negative activations)

    python-code · gemini-2.5-flash-lite
    Auto-Interp Tools
    Top Features by Cosine Similarity
    Configuration
    Prompts (Dashboard)
    16,384 prompts, 256 tokens each
    Dataset (Dashboard)
    neuronpedia/python-code-simplified
    No Configuration Found
    Embeds
    IFrame
    Link
    Negative Logits
    udent
    -0.09
    [str
    -0.08
    hicle
    -0.07
     student
    -0.06
     best
    -0.06
    mmand
    -0.06
    his
    -0.06
    _move
    -0.06
     move
    -0.06
    ['
    -0.05
    Positive Logits
    rue
    0.05
    div
    0.05
    á
    0.04
    (current
    0.04
    graph
    0.04
    Æ
    0.04
    [current
    0.03
    gram
    0.03
    blem
    0.03
     current
    0.03
    Activations Density 100.000%

    No Known Activations

    PrevNext
    Close
    Circuit Sparsity
    No connected neurons data available
    Explanations

    grid arguments grid row column

    python-code · gemini-2.5-flash-lite

    print function calls (negative activations)

    python-code · gemini-2.5-flash-lite
    Auto-Interp Tools
    Top Features by Cosine Similarity
    Configuration
    Prompts (Dashboard)
    16,384 prompts, 256 tokens each
    Dataset (Dashboard)
    neuronpedia/python-code-simplified
    No Configuration Found
    Embeds
    IFrame
    Link
    Negative Logits
    air
    -0.04
     dictionary
    -0.04
    dict
    -0.03
    direction
    -0.03
     dict
    -0.03
    ctionary
    -0.03
    100
    -0.02
    _dict
    -0.02
    .keys
    -0.02
    .items
    -0.02
    Positive Logits
    udok
    0.13
    uzzle
    0.12
    udoku
    0.11
     solve
    0.09
    uzz
    0.09
    div
    0.07
     top
    0.07
    lauses
    0.07
    dom
    0.06
     obstac
    0.06
    Activations Density 100.000%

    No Known Activations