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mini-lab
Features of prelude-2

Feature #1529

Fires on “ number” (not labeled yet: read the examples)

Fires on
0.26% of tokens
Mostly in
agent
Layer
after block 4

Where it fires

  • agent 56%
  • chat 20%
  • python 14%
  • story 10%
  • worksheet 0%

Makes the model say

_ who loved they book(ion

Makes it not say

<|user_end|> Truecalculatorg boyrite closer<|assistant_start|>

Strongest examples

On text the dictionary never trained on. The underlined token is where it fires most.

  1. chat 3.15
    1 function: `tail(items)`.<|assistant_end|><|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  2. agent 3.13
    OpenCode, a coding agent harness.<|system_end|><|user_start|>explain product from number_utils.py
  3. chat 3.09
    ⏎```<|assistant_end|><|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  4. chat 3.06
    pass now.<|assistant_end|><|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  5. chat 3.03
    088<|think_end|>1088<|assistant_end|><|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  6. chat 3.02
    return a ** b⏎```⏎<|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  7. chat 3.02
    a + " " + b⏎```⏎<|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  8. chat 3.0
    , ready for another day of fun together.<|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  9. chat 2.97
    story, or some numbers to add?<|assistant_end|><|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  10. chat 2.96
    198<|think_end|>198<|assistant_end|><|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  11. chat 2.91
    <|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>
  12. chat 2.91
    <|bos|><|system_start|>Answer with the number only.<|system_end|><|user_start|>