edge case
/ˈedʒ keɪs/
an unusual but valid situation near a task's boundaries where normal assumptions may fail
edge case in a sentence
“An empty spreadsheet is an edge case the extraction prompt still needs to handle.”
Origin of edge case
Old English ecg boundary + Latin casus event
Related Words
delimiter
a character or marker that clearly separates instructions, examples, or data
prompt template
a reusable prompt structure with placeholders for task-specific information
clarification question
a focused question that resolves missing or ambiguous information before work continues
instruction hierarchy
the order of authority that determines which instruction wins when directions conflict
zero-shot prompting
asking a model to perform a task without giving an example in the prompt
few-shot prompting
providing a small number of examples in the prompt to demonstrate the desired behavior