Research and product notes

Security research, API guides and updates from Excession Labs.

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  1. What are abliterated models?

    What abliterated models are, how they differ from uncensored fine-tunes, what can change in quality, and when to use a hosted API or model download.

  2. The alleged Anthropic Numbat leak is likely fake

    The alleged Anthropic Numbat leak on Hugging Face is likely fake: parts of the model match randomly generated numbers exactly, so they were never trained. We tested it in 90 KB without running its code.

  3. Introducing Incursion

    Incursion by Excession Labs is a terminal agent for authorized offensive security work. A planner splits the job, workers run in parallel, and each finding comes back with its evidence. This post tells what it does and how to start.