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mini-lab
Features of prelude-2

Feature #1141

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

Fires on
1.19% of tokens
Mostly in
agent
Layer
after block 4

Where it fires

  • agent 92%
  • python 5%
  • story 2%
  • chat 1%
  • worksheet 0%

Makes the model say

thatoldStringThat with tofrom J exclaim

Makes it not say

lot returnsway READMErementobread test

Strongest examples

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

  1. agent 3.52
    .py. It adds up all
  2. agent 3.52
    .py.<|user_end|><|assistant_start|><|tool_call_start|>read
  3. agent 3.52
    main.py.<|user_end|><|assistant_start|><|tool_call_start|>s
  4. agent 3.3
    .py, what does positive return
  5. agent 3.3
    .py, lines 1-
  6. agent 3.3
    .py, lines 1-
  7. agent 3.23
    a coding agent harness.<|system_end|><|user_start|>Execute app.py.<|user_end|><|assistant_start|><|tool_call_start|>s
  8. agent 3.22
    <|user_start|>Add a function num_chars(s) to strings.py. It returns the number
  9. agent 3.21
    agent harness.<|system_end|><|user_start|>Write a new function reverse in text.py that returns s reversed
  10. agent 3.14
    file run.py, lines 1-
  11. agent 3.1
    coding agent harness.<|system_end|><|user_start|>Create a function last in lists.py. It returns the last
  12. agent 3.09
    coding agent harness.<|system_end|><|user_start|>Create a function add in mathlib.py. It returns the sum