API
Americanabbreviation
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American Petroleum Institute. Also A.P.I.
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Computers. application programming (or program) interface: a set of protocols used by programmers to create applications for a specific operating system or to interface between the different modules of an application.
abbreviation
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The EU said it began its investigation, in December 2025, after Meta banned third-party general-purpose AI assistants from the WhatsApp for Business API.
From BBC • Jun. 9, 2026
Companies typically release an API alongside a new model, or within a few weeks of releasing it, to maximize its relevance among developers.
From The Wall Street Journal • Jun. 4, 2026
He was tackling a new, high-stakes project: merging OpenAI’s ChatGPT, Codex coding tools and API into one super app.
From The Wall Street Journal • May 30, 2026
Citing its recent string of compute deals, the company raised usage limits for its Claude Code tool and API rate limits for the Claude Opus reasoning model.
From Barron's • May 6, 2026
This is a glimpse of the API at work in the game.
From "Warcross" by Marie Lu
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
