© 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

    function definition start (negative activations)

    python-code · gemini-2.5-flash-lite

    elif or else keyword

    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
    ',
    -0.04
    :
    -0.04
    ",
    -0.04
    ;
    -0.03
    .strip
    -0.03
    ~
    -0.03
    ","
    -0.03
    :↵
    -0.02
    ,
    -0.02
     ",
    -0.02
    Positive Logits
    {
    0.02
    re
    0.01
    (neighbor
    0.01
    ck
    0.01
    dividual
    0.01
    es
    0.01
    (input
    0.01
     whi
    0.01
    _index
    0.00
     index
    0.00
    Activations Density 53.688%

    No Known Activations

    PrevNext
    Close
    Circuit Sparsity
    No connected neurons data available
    Explanations

    list method calls after variable (negative activations)

    python-code · gemini-2.5-flash-lite

    import `random` or `math`

    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
    (N
    -0.08
    qrt
    -0.07
    (len
    -0.07
    (map
    -0.05
    idth
    -0.04
    reshold
    -0.04
     x
    -0.04
    _size
    -0.04
    _len
    -0.04
    len
    -0.04
    Positive Logits
    atus
    0.07
    ost
    0.06
     conne
    0.05
    _for
    0.05
    200
    0.05
     spe
    0.04
     re
    0.03
    ).
    0.03
    form
    0.03
    ut
    0.03
    Activations Density 99.528%

    No Known Activations