API means Application Programming Interface. It's mostly used in casual online conversation. It's casual and generally safe with friends and online. It's standard online vocabulary; nothing inherently concerning about hearing it.
Application Programming Interface.
"Api.php" redirects here.
For an overview of other APIs exposed by MediaWiki, see [API](https://www.mediawiki.org/wiki/Special:MyLanguage/API "Special:MyLanguage/API")[API](https://www.mediawiki.org/wiki/API "API").
Application Programming Interface. A contract that lets one program talk to another — endpoints, parameters, responses. Modern APIs are typically HTTP + JSON.
"If they don't have a public API, scrape it."
API means Application Programming Interface. It's mostly used in casual online conversation. It's casual and generally safe with friends and online. It's standard online vocabulary; nothing inherently concerning about hearing it.
Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.
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The vocabulary of software engineers, AI researchers, and anyone living in a terminal or on GitHub — from LLM to MCP, CORS to vibe coding, agentic to enshittification.
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When someone is locked into pure function-and-output headspace — no emotion, no small talk, just requests and responses. Being in api mode means you're operating like a machine: input comes in, output goes out, zero chit-chat overhead. It's the productivity state where your brain routes around feelings entirely. Used approvingly when someone is laser-focused and dismissively when someone is being robotic or cold. Dev culture exported the phrase, but it spread to anyone who goes full task-mode during crunch or when they just really don't want to deal with people right now.
Model Context Protocol — Anthropic's open standard for connecting LLMs to tools and data sources. Standardizes how an LLM can talk to databases, APIs, and local services.
Model Context Protocol — Anthropic's open spec for letting LLMs talk to external tools and data sources via a uniform interface. The plumbing layer for agentic AI in 2025-2026.
# API key API key Identifier for authenticating with an API | | | | --- | --- | | [](https://en.wikipedia.…
API means Application Programming Interface. It's mostly used in casual online conversation. It's casual and generally safe with friends and online. It's standard online vocabulary; nothing inherently concerning about hearing it.
"API" is slang. It means: Application Programming Interface. Register: casual. Use it in: casual conversation and online posts. Avoid in: formal writing and professional emails.
“"Api.php" redirects here.”
“For an overview of other APIs exposed by MediaWiki, see [API](https://www.mediawiki.org/wiki/Special:MyLanguage/API "Special:MyLanguage/API")[API](https://www.mediawiki.org/wiki/API "API").”
“# API key API key Identifier for authenticating with an API | | | | --- | --- | | [](https://en.wikipedia.org/wiki/File:Question_book-new.svg) | This article **needs additional citations for [verification](https://en.wikipedia.org/wiki/Wikipedia:Verifiability "Wikipedia:Verifiability")**.”
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(computing) : a high-level language for numerically controlled machine tools.