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mini-lab
Features of prelude-2

Feature #2457

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

Fires on
0.50% of tokens
Mostly in
agent
Layer
after block 4

Where it fires

  • agent 74%
  • story 16%
  • chat 6%
  • python 3%
  • worksheet 2%

Makes the model say

exclamation Python x prelude pythonitems<|tool_call_start|> upon

Makes it not say

were ` to not but was for know

Strongest examples

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

  1. story 9.18
    is 257.<|assistant_end|><|bos|>Once upon a time there was an old man. He
  2. story 8.96
    small town. All the kids were so happy to go. There was an ancient tree in the
  3. agent 8.85
    running in OpenCode, a coding agent harness.<|system_end|><|user_start|>"There's an error in main.
  4. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  5. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  6. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  7. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  8. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  9. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  10. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  11. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in
  12. agent 8.8
    <|system_end|><|system_start|>You are an AI agent running in