The keyword "ChatGPT" functions primarily as a proper noun. As a unique, trademarked name for a specific artificial intelligence language model, it identifies a particular entity, similar to other brand names like Google or Kleenex. In this capacity, it can act as the subject, direct object, or object of a preposition within a sentence.
Beyond its primary classification, the term also serves as a noun adjunct (or attributive noun), where it functions adjectivally to modify another noun. In this role, it describes the origin, type, or nature of the noun it precedes. Examples include "a ChatGPT response," "the ChatGPT interface," or "ChatGPT technology." A third, more recent grammatical evolution is its use as a verb through the linguistic process of anthimeria, or "verbing." In colloquial usage, one might say, "I will ChatGPT the summary for my report." This informal application denotes the action of using the AI to generate text or find information.
For the purpose of an article, determining which part of speech to emphasize is a strategic choice. While its formal identity is a proper noun, analyzing its function as a noun adjunct is crucial for discussing its technological and cultural integration. Highlighting its emerging use as a verb provides a powerful point for analyzing its profound impact on language and behavior, signifying that the tool has become synonymous with the action it performs.