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Linguistic Loopholes in LLM Unlearning: From a 174-Language Benchmark to Coverage-Aware Unlearning

Unlearning a fact in one language does not guarantee its removal in others as changing the query or even the requested answer language can reopen seemingly forgotten knowledge -- a cross-lingual loophole. The most straightforward solution to this challenge -- unlearning in all languages -- is neither scalable nor desirable as it amplifies damage to unrelated model capabilities. We introduce the…

We haven't written up this one. arXiv cs.AI has the full story — the link below goes straight to it.

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What happens when an LLM loop runs away: the guardrail pattern

Nobody budgets for the runaway loop. Every AI SaaS has a line item for "expected LLM spend" and nobody has a line item for "the Friday night a bug turned our agent into a money printer." I've seen the…

  • Implement guardrail pattern to prevent runaway LLM loops
  • Price every call using pricing table per model
  • Maintain pre-aggregated spend ledger for fast cost checks

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