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mini-lab
Features of prelude-2

Feature #2390

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

Fires on
0.54% of tokens
Mostly in
agent
Layer
after block 4

Where it fires

  • agent 61%
  • python 17%
  • story 13%
  • chat 5%
  • worksheet 3%

Makes the model say

utils doubled project closer opened read testsexclaim

Makes it not say

⏎[ bigger!" of Sam our_

Strongest examples

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

  1. python 3.07
    tell short stories and add numbers.<|assistant_end|><|bos|># test_number_utils.py⏎from
  2. python 3.04
    Remember to run the tests.⏎⏎# test_number_utils.py⏎from
  3. agent 3.03
    in OpenCode, a coding agent harness.<|system_end|><|user_start|>test_number_utils.py is failing
  4. agent 3.01
    agent harness.<|system_end|><|user_start|>"Run the tests in test_number_utils.py"<|user_end|>
  5. agent 2.85
    <|tool_call_end|><|assistant_end|><|tool_start|>all tests passed⏎<|tool_end|><|assistant_start|>`test_math_utils.py` passes
  6. python 2.85
    died the forest together every day.<|bos|># test_number_utils.py⏎from
  7. agent 2.84
    coding agent harness.<|system_end|><|user_start|>Run the tests in test_math_utils.py.<|user_end|>
  8. python 2.78
    {"debug": false}⏎⏎# test_number_utils.py⏎from
  9. agent 2.76
    <|tool_call_end|><|assistant_end|><|tool_start|>all tests passed⏎<|tool_end|><|assistant_start|>`test_math_utils.py` passes
  10. agent 2.72
    agent harness.<|system_end|><|user_start|>Fix the bug caught by test_math_utils.py.<|user_end|>
  11. python 2.68
    ):⏎ return x - 1⏎⏎# test_number_utils.py⏎from
  12. agent 2.66
    OpenCode, a coding agent harness.<|system_end|><|user_start|>Make test_math_utils.py pass.