phantom-kv removes LLM refusals via hot-swappable KV cache, no weight edits needed

cyb3rops · x · 2026-09-22

Developer lordx64 shipped phantom-kv, a refusal-removal system for LLMs that touches zero weights. Instead of editing the model, it loads a small learned bank of key/value tensors into the model's KV cache as context.

The effect turns 'uncensoring' from a permanent checkpoint edit into a per-request, hot-swappable capability mode: unload the cache and the base model is byte-identical again. A /pill {blue, red, black} demo is included in the thread.

Related event: phantom-kv removes LLM refusals via 18MB KV cache injection(3 posts)→

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