Who Is Behind the Harness? Fingerprinting LLMs through Agentic Behavior
This work presents LIDAR (LLM Identification from Decisions and Actions at Runtime), an active black-box fingerprinting method for coding-agent execution that achieves high Top-1 accuracy and MRR and outperforms four existing fingerprinting and API-auditing baselines.
Chu-Yi Wang, Xiao-Hui Xie, Tong-Ze Wang et al.
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