Pinocchio: Fast Uncertainty Estimates for Black-Box Language Models
Pinocchio introduces an external calibrator for black-box LLM API models with 0.862 AUROC and zero-shot transfer to thirteen unseen models.
This paper introduces Pinocchio, an external calibrator for black-box LLM API models, achieving 0.862 AUROC and zero-shot transfer across thirteen unseen models.
- Pinocchio is an external calibrator for black-box LLM API models.
- It achieves 0.862 AUROC with zero-shot transfer to thirteen unseen models.
- The model uses only a single forward pass and requires no access to model logits or weights.
- Organizations
- Thirteen Unseen Models
- AI models
- Pinocchio
From the original article
1 min read at arxiv.orgIn high-stakes decision-making applications of large language models (LLMs), practitioners require not only accurate LLMs but also uncertainty estimates for their predictions. Existing approaches to uncertainty estimation for LLMs require access to log-probabilities output by the model or require fine-tuning access.
By Kevin David Hayes · arxiv.org
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