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Last checked Nov 1, 2026
OpenAI develops frontier AI models and products — ChatGPT, the OpenAI API, and multimodal systems — and pairs research with a fast-shipping product organization. Interviews lean toward realistic engineering tasks over contest-style puzzles, with a high bar for speed and correctness. (from our editorial profile)
(from our editorial profile)Source: openai.com
OpenAI's developer and product line includes ChatGPT, GPT-5, Sora and the OpenAI API, according to a company profile page. The same profile reports 910M weekly active users and more than 9M paying business customers.
Source: researchorg.comOpenAI closed a $122 billion round on March 31, 2026, at an $852 billion post-money valuation. Reports in late October 2026 say it is seeking up to $20 billion in a new round at a $1.25 trillion post-money valuation, which is still in progress.
Source: cnbc.comReporting describes Anthropic as a rival that briefly outpaced OpenAI early in 2026, and notes that Anthropic closed a $65 billion round at a $965 billion valuation in May.
Source: techcrunch.comHow this page is made: facts come from the company's own site, Wikidata and a web search, and every section links the page it was read on. Anything without a source is left out rather than guessed. It can still be out of date or wrong, so check anything you would act on.