© 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

    date of birth (negative activations)

    python-code · gemini-2.5-flash-lite

    loop iteration or indexing

    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
     break
    -0.02
     set
    -0.02
    _si
    -0.02
    0
    -0.01
    ap
    -0.01
    il
    -0.01
    ",↵
    -0.01
    O
    -0.01
     "
    -0.00
     else
    -0.00
    Positive Logits
    _end
    0.03
    oal
    0.03
    end
    0.03
     end
    0.03
     goal
    0.03
    arget
    0.03
     destination
    0.02
     target
    0.02
    instance
    0.02
    right
    0.02
    Activations Density 20.475%

    No Known Activations

    PrevNext
    Close
    Circuit Sparsity
    No connected neurons data available
    Explanations

    return statement and for loop (negative activations)

    python-code · gemini-2.5-flash-lite

    assignment or definition of variable `l`

    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
    atus
    -0.03
    dict
    -0.02
    line
    -0.02
    olve
    -0.02
    ode
    -0.02
     en
    -0.01
    ual
    -0.01
     Re
    -0.01
     S
    -0.00
    '
    0.00
    Positive Logits
    lat
    0.02
    itude
    0.02
     lat
    0.02
     d
    0.02
    ge
    0.02
    prese
    0.02
     },↵
    0.01
     un
    0.01
    ss
    0.01
    an
    0.01
    Activations Density 75.931%

    No Known Activations