© 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

    modulo operator (%) or parentheses (() (negative activations)

    python-code · gemini-2.5-flash-lite

    list index/slice

    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
     for
    -0.02
    (len
    -0.02
     any
    -0.02
    for
    -0.02
     len
    -0.02
     ""
    -0.02
    join
    -0.02
    '.
    -0.02
     sum
    -0.01
     zip
    -0.01
    Positive Logits
    ;
    0.02
     -
    0.02
    -
    0.01
     [-
    0.01
    ):↵
    0.01
    ]):↵
    0.01
     -=
    0.01
     at
    0.01
     initial
    0.01
     <=
    0.01
    Activations Density 72.280%

    No Known Activations

    PrevNext
    Close
    Circuit Sparsity
    No connected neurons data available
    Explanations

    function call parenthesis (negative activations)

    python-code · gemini-2.5-flash-lite

    except or with followed by open

    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
    ron
    -0.06
     heap
    -0.05
     heapq
    -0.05
    .pop
    -0.04
     Tuple
    -0.03
    queue
    -0.03
    left
    -0.03
    orted
    -0.03
    erge
    -0.03
     sorted
    -0.03
    Positive Logits
    [(
    0.04
     representing
    0.03
    ","
    0.03
     between
    0.02
     heuristic
    0.02
    ['
    0.02
    ["
    0.02
    .set
    0.02
     weights
    0.02
    ][
    0.02
    Activations Density 87.741%

    No Known Activations