© 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

    variable assignment or loop

    python-code · gemini-2.5-flash-lite

    `def` keyword or `optimizer` (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
    6
    -0.03
     depth
    -0.03
    mmand
    -0.03
     P
    -0.03
     sim
    -0.03
    x
    -0.02
    P
    -0.02
    _line
    -0.02
     sc
    -0.02
     visited
    -0.02
    Positive Logits
    apac
    0.07
    ong
    0.06
    _cost
    0.05
     cost
    0.05
    apacity
    0.04
    out
    0.04
    ove
    0.03
    100
    0.02
    rice
    0.02
    ross
    0.02
    Activations Density 100.000%

    No Known Activations

    PrevNext
    Close
    Circuit Sparsity
    No connected neurons data available
    Explanations

    try keyword (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
    ='
    -0.02
    isit
    -0.02
    o
    -0.01
    Ã
    -0.01
    je
    -0.01
    Å
    -0.01
    uel
    -0.01
    que
    -0.01
    e
    -0.00
    os
    -0.00
    Positive Logits
    ch
    0.03
    >
    0.01
     of
    0.00
    '
    0.00
    #
    0.00
    &
    0.00
    %
    0.00
    *
    0.00
    )
    0.00
    !
    0.00
    Activations Density 99.819%

    No Known Activations