AI models / Meta
Meta models
Explore Meta AI models and Llama, with five answers about Facebook’s founding, Meta’s name change and the difference between models and apps.
On this workbench
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A little background
About Meta
Meta’s AI work includes the Llama model family and the Meta AI assistant. This category explains the company background and the distinction between a model and a consumer app. For business use, compare the exact tool and workflow you intend to adopt.
Company facts checked .
Official websiteFive things to know
When was Meta founded?
The company began as Facebook in February 2004. It adopted the Meta company name in October 2021.
Sources: Meta company timeline · Facebook becomes Meta
Who founded the company now called Meta?
Mark Zuckerberg launched Facebook with co-founders including Dustin Moskovitz, Chris Hughes and Eduardo Saverin, as recorded in Meta’s company timeline.
Sources: Meta company timeline
Why did Facebook change its company name to Meta?
The 2021 announcement described a broader company identity intended to cover its apps, technologies and work on social experiences beyond Facebook.
Sources: Facebook becomes Meta
What is Llama?
Llama is Meta’s collection of AI models. Meta first launched Llama in 2023.
Sources: Meta: Llama background
Is Meta AI the same as Llama?
Meta AI is an assistant experience; Llama is a model family. For example, Meta’s 2025 app launch described that version of Meta AI as built with Llama 4.
Sources: Introducing the Meta AI app