Bing
Bing is Microsoft’s internet search service, launched in 2009 and a key technology behind its search partnership with YahooYahooYahoo is an internet brand founded by Jerry Yang and David Filo in 1994, with email, search, news, finance, sports, and advertising businesses. It developed from a web directory into a portal, underwent major acquisitions and security incidents, and sold its operating business in 2017, when the original listed company became Altaba. Apollo-managed funds acquired the brand’s operating business in 2021. Yahoo launched the AI answer service Scout in 2026.Open the full entry.
Contents5 sections
Key facts
May 28, 2009Brand unveiled
Microsoft unveiled Bing, scheduling worldwide deployment for June 3 and initially emphasizing shopping, travel, local-business, and health-information searches.[1]
July 29, 2009Yahoo search partnership
The companies announced a ten-year partnership under which Bing would power Yahoo search while Yahoo retained its own user experience.[2]
February 7, 2023Generative AI introduced
Microsoft previewed a new Bing combining an OpenAIOpenAIOpenAI is an artificial intelligence research and product organization founded in 2015 that develops the GPT model series, ChatGPT, Codex and a developer API, and conducts research on image, speech, video and intelligent agents. After its 2025 restructuring, the nonprofit OpenAI Foundation continues to control the for-profit OpenAI Group PBC. Its growth has involved large-scale fundraising and compute partnerships, and has also been accompanied by controversies over governance, copyright, privacy and AI safety.Open the full entry model, web search, generated answers, and interactive chat, alongside integration with Edge.[3]
Product design: Retrieval and generation
The new experience grounded answers in web information and provided source links, combining conventional search results with follow-up conversation.[3]