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researcher

Christian Kästner

4 papers hereh-index 381 citations4 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • middle author2
  • last author2

Across the 4 of 4 papers where every author was matched, so the position is known.

fields
  • cs.CL2
  • cs.SE2
same name
  • Christian Kästner — 32 papers, h 67
  • Christian Kästner — 5 papers, h 3
  • Christian Kästner — 5 papers, h 3

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
20232026
most citedBeyond Testers' Biases: Guiding Model Testing with Knowledge Bases using LLMs

2 citations · 2 across the 3 of their papers we have counts for

collaborators
Showing cs.SEShow all

2 papers · 1 filter

cs.SE2026

Better Harnesses, Smaller Models: Building 90% Cheaper Agents via Automated Harness Adaptation

Chenyang Yang, Xinran Zhao, Tongshuang Wu +1

Frontier LLM agents are automating many business tasks, but their high inference cost makes large-scale deployment unsustainable. Small language models (SLMs) offer a cheaper alter…

cs.SE2023

(Why) Is My Prompt Getting Worse? Rethinking Regression Testing for Evolving LLM APIs

Wanqin Ma, Chenyang Yang, Christian Kästner

Large Language Models (LLMs) are increasingly integrated into software applications. Downstream application developers often access LLMs through APIs provided as a service. However…

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