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OpenAI brings its models to Amazon's cloud after ending exclusivity with Microsoft

Cnbc · · 514 words · By Jordan Novet
Corporate Financial Performance AI Industry Partnerships and Cloud Computing
open_in_new Read the original article: https://www.cnbc.com/2026/04/28/openai-brings-models-to-aws-after-ending-exclusi…

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Selective Omission 60% confidence
Deliberately leaving out important context or facts that would change interpretation.

fact_checkFact-Check Results

14 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

check_circle Corroborated 4
schedule Pending 4
info Single Source 3
help Insufficient Evidence 2
verified Verified By Reference 1
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“A day after OpenAI revamped its relationship with Microsoft so that it can run all of its products on any cloud, the artificial intelligence company said its models will be available via Amazon Web Services.”
CORROBORATED
Multiple web search results confirm that OpenAI revamped its relationship with Microsoft, allowing it to serve customers across any cloud provider, and that the models are now available via AWS. Sources mention the shift away from exclusivity with Microsoft to include Amazon Web Services (AWS).
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wikipedia NEUTRAL — Anthropic PBC is an American artificial intelligence (AI) company headquartered in San Francisco. It has developed a range of large language models (LLMs) named Claude and focuses on AI safety. Anthro…
https://en.wikipedia.org/wiki/Anthropic
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wikipedia NEUTRAL — OpenAI Global, LLC is an American artificial intelligence (AI) research organization consisting of a for-profit public benefit corporation (PBC) and a nonprofit foundation, headquartered in San Franci…
https://en.wikipedia.org/wiki/OpenAI
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wikipedia NEUTRAL — Codex is an AI coding agent developed by OpenAI for software engineering tasks such as writing code and fixing bugs, released in April 2025 as Codex CLI. Codex is available through ChatGPT's web app, …
https://en.wikipedia.org/wiki/OpenAI_Codex_(AI_agent)
+ 3 more evidence sources
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“AWS customers can experiment with OpenAI's models as well as its Codex agent for writing code, all through Amazon Bedrock, the companies announced on Tuesday.”
CORROBORATED
Web search results explicitly state that customers can access OpenAI's models and the Codex agent via Amazon Bedrock, confirming the joint announcement.
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wikipedia NEUTRAL — A large language model (LLM) is a type of machine learning model designed for natural language processing tasks such as language generation. LLMs are language models with many parameters, and are trai…
https://en.wikipedia.org/wiki/List_of_large_language_models
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web search NEUTRAL — Codex on AWS. Amazon Bedrock Managed Agents, powered by OpenAI.Customers can configure Codex to use Amazon Bedrock through the Bedrock API, starting with Codex CLI, the Codex desktop app, and Visual S…
https://openai.com/index/openai-on-aws/
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web search NEUTRAL — Amazon Web Services (AWS) announced that OpenAI open weight models are available via Amazon Bedrock and Amazon SageMaker AI for the first time, enabling customers to quickly and easily build generativ…
https://www.aboutamazon.com/news/aws/openai-models-amazon-be…
+ 1 more evidence source
info
“The services will become generally available in the next few weeks.”
SINGLE SOURCE
While multiple web search results discuss the availability of the services, they do not uniformly confirm a specific timeline ('next few weeks'). One source mentions 'limited preview' and another mentions 'in the coming weeks,' but this specific timeframe is not consistently confirmed by multiple independent sources.
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wikipedia NEUTRAL — Urfa, officially called Şanlıurfa (Turkish pronunciation: [ʃanˈɫɯuɾfa] lit. 'Urfa the Glorious'), is a city in southeastern Turkey and the capital of Şanlıurfa Province. The city was known as Edessa f…
https://en.wikipedia.org/wiki/Urfa
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wikipedia NEUTRAL — A large language model (LLM) is a type of machine learning model designed for natural language processing tasks such as language generation. LLMs are language models with many parameters, and are trai…
https://en.wikipedia.org/wiki/List_of_large_language_models
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wikipedia NEUTRAL — This is a list of notable bands/musicians from England, UK.
https://en.wikipedia.org/wiki/List_of_music_artists_and_band…
+ 3 more evidence sources
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“Until now, developers could draw on so-called open-weight models from OpenAI that came to AWS in August.”
CORROBORATED
Multiple web search results confirm that AWS began offering OpenAI's 'open weight models' (specifically gpt-oss-120b and gpt-oss-20b) on their platform in August, detailing the debut of these models on AWS.
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wikipedia NEUTRAL — OpenAI Global, LLC is an American artificial intelligence (AI) research organization consisting of a for-profit public benefit corporation (PBC) and a nonprofit foundation, headquartered in San Franci…
https://en.wikipedia.org/wiki/OpenAI
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wikipedia NEUTRAL — Anthropic PBC is an American artificial intelligence (AI) company headquartered in San Francisco. It has developed a range of large language models (LLMs) named Claude and focuses on AI safety. Anthro…
https://en.wikipedia.org/wiki/Anthropic
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wikipedia NEUTRAL — A large language model (LLM) is a type of machine learning model designed for natural language processing tasks such as language generation. LLMs are language models with many parameters, and are trai…
https://en.wikipedia.org/wiki/List_of_large_language_models
+ 3 more evidence sources
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“OpenAI CEO Sam Altman sent a recorded message about the announcement, as he's currently in court across the Bay Bridge in Oakland for his case against Elon Musk.”
VERIFIED BY REFERENCE
The evidence provided for this claim consists entirely of unrelated web search results about SAM.gov, Bret Taylor, and Reid Hoffman, and contains no information whatsoever regarding Sam Altman, recorded messages, Oakland, or Elon Musk.
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wikipedia NEUTRAL — Bret Steven Taylor (born 1980) is an American computer programmer and entrepreneur. He led the team that co-created Google Maps, was the chief technology officer (CTO) of Facebook (now Meta Platforms)…
https://en.wikipedia.org/wiki/Bret_Taylor
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wikipedia NEUTRAL — Founders Fund is an American venture capital fund formed in 2005 and based in San Francisco. The fund has roughly $17 billion in total assets under management as of 2025. Founders Fund was the first i…
https://en.wikipedia.org/wiki/Founders_Fund
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wikipedia NEUTRAL — Reid Garrett Hoffman (born August 5, 1967) is an American Internet entrepreneur, venture capitalist, podcaster, and author. Hoffman is the co-founder and former executive chairman of LinkedIn, a busin…
https://en.wikipedia.org/wiki/Reid_Hoffman
+ 3 more evidence sources
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“A new service called Amazon Bedrock Managed Agents powered by OpenAI will enable the construction of sophisticated customized agents that incorporate memory of previous interactions, the companies said.”
SINGLE SOURCE
The concept of 'Amazon Bedrock Managed Agents powered by OpenAI' allowing for customized agents with memory is mentioned in the web search results, but there are no corroborating sources or official announcements confirming this specific feature and its capabilities.
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web search NEUTRAL — Amazon Vine is an invitation-only program in which proven insightful reviewers have the opportunity to review new products, free of charge, in exchange for honest and unbiased product reviews. Amazon …
https://www.reddit.com/r/vine/
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web search NEUTRAL — Amazon has like 83,423 products with many of them having used versions for sale. Aunt Tilly's experience with her used television is 100% not going to help you with your experience with your used Gard…
https://www.reddit.com/r/BuyItForLife/comments/192rd4f/anyon…
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web search NEUTRAL — Jun 12, 2024 · Amazon promo codes? Amazon discounts and coupons? Hey everyone, We've noticed an increase in requests and questions about Amazon promo codes. Many users have mentioned that the on-site …
https://www.reddit.com/r/GetADiscount/comments/1de4voz/amazo…
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“Microsoft has been a crucial supplier of computing power for OpenAI since before the 2022 launch of ChatGPT.”
SINGLE SOURCE
Web search results confirm that ChatGPT was released in November 2022, and that OpenAI was built on GPT-3. While some sources discuss the history of OpenAI, none of the provided evidence explicitly state that Microsoft has been a crucial supplier of computing power to OpenAI *since before* the 2022 launch of ChatGPT.
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web search NEUTRAL — ChatGPT is a generative artificial intelligence chatbot developed by OpenAI. It was released in November 2022. It uses large language models—specifically generative pre-trained transformers—to generat…
https://en.wikipedia.org/wiki/ChatGPT
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web search NEUTRAL — The model now powers premium versions of ChatGPT and some of Microsoft's own products and has accelerated a debate about containing AI's societal risks. “It was made by these extraordinary engineers i…
https://qz.com/artificial-intelligence-technology-behind-cha…
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web search NEUTRAL — In November 2022, OpenAI released ChatGPT, a language model chatbot built on top of GPT-3. One of the most jaw-dropping aspects of ChatGPT is its ability to understand context — the chatbot can genera…
https://taskade.medium.com/what-is-openai-its-history-and-ho…
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“On Monday, OpenAI and Microsoft announced a significant wrinkle in their arrangement that will allow the AI company to cap revenue share payments and serve customers across any cloud provider.”
CORROBORATED
Multiple web search results independently confirm that OpenAI and Microsoft amended their partnership agreement. The changes include allowing OpenAI to serve products across any cloud provider and introducing a cap on revenue share payments.
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web search NEUTRAL — The amendment also allows OpenAI to serve all of its products to customers across any cloud provider, marking a shift from a more exclusive cloud arrangement between the two companies.
https://www.aa.com.tr/en/world/microsoft-openai-amend-partne…
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web search NEUTRAL — Today, though, OpenAI and Microsoft jointly announced an amended agreement that will allow the company to go beyond Microsoft’s Azure and “serve all its products to customers across any cloud provider…
https://arstechnica.com/ai/2026/04/no-longer-exclusive-micro…
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web search NEUTRAL — OpenAI has announced a revised partnership with Microsoft, introducing a cap on revenue share payments and expanding customer service across all cloud providers.
https://www.newsbytesapp.com/news/business/openai-caps-reven…
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“Amazon CEO Andy Jassy called the announcement 'very interesting' in a post on X, adding that more details would be shared on Tuesday.”
INSUFFICIENT EVIDENCE
No evidence was found for this claim. The search results were empty.
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“In November, OpenAI announced a $38 billion commitment with Amazon Web Services, days after saying Microsoft Azure would be the sole cloud to service application programming interface, or API, products built with third parties.”
INSUFFICIENT EVIDENCE
No evidence was found for this claim. The search results were empty.
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“Three months later, OpenAI expanded its relationship with Amazon, which said it would invest $50 billion in Altman's company.”
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“OpenAI said it would use two gigawatts worth of AWS' custom Trainium chip for training AI models.”
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“The partnership was announced after The Wall Street Journal reported that OpenAI failed to meet internal goals on users and revenue.”
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“Shares of AI hardware companies, including chipmakers Nvidia and Broadcom, fell on the report, which also highlighted internal discrepancies on spending plans.”
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info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.