Episode 21: AI Cloud Essentials Podcast
As AI workloads grow in scale and complexity, traditional data infrastructure is struggling to keep pace. Organizations need more than powerful GPUs—they need high-performance storage, real-time data access, and scalable infrastructure designed to support modern AI training, inference, and agentic applications.
In this episode of AI Cloud Essentials, host Ritu Jyoti sits down with Alon Horev, Co-Founder and CEO of VAST Data, to explore how VAST Data and CoreWeave are working together to rethink the data layer for AI. Learn how their partnership brings together AI-native cloud infrastructure and advanced data capabilities to help organizations improve efficiency, optimize costs, and scale increasingly demanding workloads.
The conversation explores why traditional storage architectures are being challenged by massive GPU clusters, how multi-tenancy and flexible consumption models can improve infrastructure utilization, and why real-time data streaming is becoming essential for the next generation of agentic AI applications.
What you’ll learn
- Why AI workloads require a new approach to data infrastructure
- How VAST Data and CoreWeave are co-engineering infrastructure for AI
- How high-performance storage and data access support large-scale GPU workloads
- Why efficiency, multi-tenancy, and flexible consumption models matter for AI infrastructure
- How data requirements differ across training, inference, and reinforcement learning
- Why real-time data streaming is becoming critical for agentic AI
Guest: Alon Horev, Co-Founder and CEO of VAST Data
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We are rapidly seeing growth of AI adoption and AI workflows that require performance, data
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streaming, and vast scale of data. VAST is building an AI operating system, basically serving the
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infrastructure software infrastructure that's needed to build AI applications. Partnerships are
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a blessing, as well as a little bit of a challenge to kind of navigate. When we met CoreWeave for the
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first time, both companies were much smaller. We basically came together and envisioned what would
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be the best, you know, infrastructure for AI that we could innovate and co engineer together. In the
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age of deployment of so much power and compute and data, we have no excuse for
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not being efficient. We're 1300 people pretty much spread across the globe. And I get to work with
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the likes of CoreWeave on building the future of AI infrastructure.
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So in today's hyper-connected tech landscape, no single platform can power the entire AI stack
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alone. Agentic AI workflows that require high performance, real-time data streaming, and vast
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amount of data at scale. So I'm super excited about talking about the unique partnership
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between CoreWeave and VAST Data. And I'm joined by Alon from Vast Data today. Welcome, Alon. Thank
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you. Happy to be here. Awesome. Could you please introduce yourself and VAST Data to the audience?
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Sure. Uh, nice to meet you. I'm Alon Horev, co-founder and CEO at VAST Data. VAST is building an
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AI operating system. Basically serving the infrastructure software infrastructure that's
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needed to build AI applications. We're mostly known for storage, which is what we started with.
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So we deliver storage services, storage software that's powering a lot of the model
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training and inference that's happening out there today. We are 1300 people pretty much spread
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across the globe, and I get to work with the likes of CoreWeave on building the future of
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AI infrastructure. That's exciting. So let's start the discussion. I'm sure our audience is going to
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love it. My first question to you is what was the business driver or the essential business
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requirement that brought this partnership together? So I think, you know, when we met CoreWeave for
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the first time, both companies were much smaller. We were about 30 people back then.
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But it was clear that the massive need for AI infrastructure
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is arising, right? And with that need for compute and networking, there's also a need for
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having fast access to data. And we basically came together and envisioned what
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would be the best infrastructure for AI that we could co innovate and co-engineer
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together. The folks at CoreWeave had lots of experience building and deploying systems,
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including storage in their past. So they already were able to reflect to us requirements and
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things that they felt would be innovative, but also appreciate some of the things that we've
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already done. And that's how we started. We knew that we wanted to apply first-principle thinking
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and build something that's truly innovative, that can beat other solutions at every metric, from
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latency to throughput to scalability. But also solve for some some unsolved problems like
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how do we reimagine multi-tenancy and isolation in the new world of infrastructure, doing bare
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metal hosting? So we had a bunch of ideas that each one of us brought together as we kicked off
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this partnership. Yeah, that's great to hear because in the era of AI, it is
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so data-hungry, and making sure that data is rightly governed and rightly served
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across different environments is so, so fundamental. So before we go further along, I was
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wondering, you know, partnerships are a blessing as well as a little bit of a
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challenge to kind of navigate. So my question to you is that in order to bring in operational
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fusion, how did you all integrate for velocity? Meaning how did you align the cultures, code bases
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and stats to remove friction for the end-user? That's a great question. You know, the way I
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look at partnerships is that they have to be strategic. They need to make sense now,
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but they also need to make sense in a year from now and into the future. And that requires
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alignment in various ways. First of all, it needs to be an alignment of DNA. How do the
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organizations operate? How do they innovate? How do they engineer? And we have our engineering team
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working very closely with the CoreWeave engineering team, where we really architect
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solutions together, right? And then we execute upon them and we measure ourselves upon them. And it
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starts with DNA, but it continues into an operational mindset of how do we deliver working
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solutions to our joint customers, and really being able to operate as an extension of CoreWeave's
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engineering power, right? CoreWeave would not have selected us if we weren't able to run at
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the pace that CoreWeave is running on its own and being able to only amplify CoreWeave's
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velocity and not pull it back. So I think it starts with the DNA and it continues
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with both an operational mindset, but also a good execution plan and an interlock between the
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engineering team. So do you have executive sponsorship, regular cadence of interactions and
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mitigating all the issues that came along? We do. We have a lot of that. But I would also
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say that we have alignment at various levels of the organizations that you actually don't need
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to have an escalation to a high top executive to get something resolved. This is where
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alignment happens, where we know how the infrastructure behaves together with CoreWeave.
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And we want to be proactive and we want to be understand how things are behaving and whether
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customers are happy, even without asking them or hearing them complain, even before something like
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that happens. Both organizations are very proactive in monitoring and engaging, and the same
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also applies to how we come up with new solutions to interesting challenges and come up with
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innovation. And I think that's part of the recipe for a good partnership. Did you ever run
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into some kind of code-stack discrepancies, or any kind of software mismatch that you had
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to kind of navigate? I think with any integration there are obstacles, right? And this is where being
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able to collaborate very deeply and move fast together towards the same goal, which is
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how do we build the best AI infrastructure that we can humanly
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imagine? It's understandable that we're going to bump into challenges, but it's also the
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opportunity because when we're building together, we have an opportunity to build something that's
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extremely differentiated for both sides. So I think I think challenges are good. And you meet
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them along the way. And as you integrate, you design and you finalize APIs for how data path
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and control plane and monitoring and know how all of those things work. But they eventually
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contribute, for example, to CoreWeave's user experience to get a single pane of glass that has all the
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information that the user needs to understand how the infrastructure is behaving. Got it. Got it. So
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my next question is that, as we all know, this is all being done for the interest and
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the common benefit of the end user. Right. So could you talk to me about how did the two
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technologies and this partnership create compounding value for the end-user? I think
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there are several angles here that I would say the first one is really about
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efficiency in the age of deployment of so much power and compute and data
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we have no excuse for not being efficient. We really need to be efficient in how we use
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hardware and how we use the power, because that translates to billions of dollars of savings. And
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this is why VAST has invested years and years into algorithms and data structures that allow us to
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compress data and allow us to use and leverage a very dense QLC Flash. These technologies did
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not exist before we started working on them, and I think that attributes to efficiency.
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Then there's scalability, because the workloads that we're seeing today are unprecedented in terms
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of their scale. You can see one job running on top of 200,000 GPUs, right? Imagine one process that's
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so distributed that it needs to run on so many machines at the same time and access vast amounts
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of information, hundreds of petabytes at a time. The innovation and engineering work that was
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required to to enable that has been massive, and that's what we've been working on for
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ten years. So I think these are new challenges that came because of of new AI
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workloads. This is how large scale training looks like. And inference is also disaggregated these
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days and scales across machines. And these are the things that we are delivering together that are
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very different in terms of how infrastructure was built in a general-purpose cloud or in a
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more legacy type environments that were focused on general purpose CPU workloads. Yeah. I think you
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very well said that, you know, it was primarily about efficiency. And, you know, as we know, because
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in the era of AI, cost has been a big inhibitor and people are struggling to realize ROI.
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So any sort of efficiency in terms of seamless experience, it would have definitely equated to
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some cost reduction, time to value, time to insight. Is there any specific metric beyond efficiency
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that comes to your mind, or do they all kind of correlate? So there are additional metrics.
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And I think one of them is not necessarily a metric but a trait. Fungibility. And fungibility is
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a very big deal in the cloud because it allows creating alignment between how customers want to
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consume and how cloud service providers sell. Customers want to pay on what they're using, right?
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The notion of spot instances or allocating and provisioning and releasing things like virtual
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machines or GPUs or even storage is one of the things that the big clouds have really
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innovated with. And now we see the same challenge and opportunity in this space that we're
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working on right now, which are clouds for AI. So the opportunity for CoreWeave, by
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deploying multi-tenant environments, is for those customers that need more flexibility and more
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flexible consumption models and also utilization models. That's a big opportunity, right? So CoreWeave
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has to solve this for the networking, to provide strong isolation. They need to provide that kind
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of multi-tenant experience to the GPU nodes. And we're doing that for the data side as well. So
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being able to provision capacity and provision performance unlocks flexibility and fungibility
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for the end customers. That's extremely important. And you will still have large
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customers, frontier labs, large enterprises that are going to be able to make large
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commitments in advance. But so many of the customers out there want to have the flexibility
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to not pay for everything in advance. And there's a big win-win situation for all three parties
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involved by enabling that kind of efficiency model. Great. Is there a
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specific industry or geography where you're seeing more traction versus the other?
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You know, so VAST started before AI was a big deal, right? We started the same month when OpenAI
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was incorporated. And we were initially focusing on high-performance computing and analytics on
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large enterprises, internet companies, because we knew that lots of data in one place with fast
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access has lots of value for big data analytics. Now, it's also very obvious that for AI, it's
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even more intense and it gets even bigger. So obviously AI is growing at an exponential pace,
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and we see that through our customers that grow with us and adopt the platform. But we also
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continue to see other sides of the market continuing to evolve and then apply the same
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principles of AI. Customers like, you know, CC Bio. The Chan Zuckerberg Foundation was a customer of
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ours, but also operates inside of CoreWeave. The same principles of going from classic machine
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learning to adopting AI and leveraging neural nets, leveraging LLMs to tackle other segments and
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other challenges in the market, beyond just classic text generation, is what we're now
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seeing with our customers in the farming industry, healthcare, autonomous driving, animation, so many
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different and fascinating initiatives, that we see classic machine learning and classic methods
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completely transformed and reimagined through this lens of AI. So we are seeing a big investment
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into AI, but not just through the frontier labs and the infrastructure providers. We also see that
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through the end customers that are investing deeply in individual initiatives. Great. So,
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this is a fascinating set of insights. And I'd like to kind of close the discussion because we
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want to know that you have learned a lot of lessons partnering with CoreWeave in
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the last couple of months, years. What is the journey forward? What does
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the future vision look like? What did you learn based on your best practices? What is your
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kind of call to action to anybody who's listening to us? Or where do you see the journey going ahead?
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So that's obviously my perspective. But I see two vectors. I think one of them is scaling.
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Every time you increase, you know, the size of a company or the size of an operation, you need
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to optimize, and you need to reimagine how it is that you architect this entire process. So this
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vector of growth for CoreWeave seems to be massive. And, you know, the revenue backlog speaks for itself.
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But at the same time, there is an opportunity to serve more and deliver more value to those end
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customers instead of just, you know, leasing out raw GPUs. A lot of those customers are trying
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to solve similar problems. There is an opportunity to deliver more value to them, to give them more
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managed services, to take more off their plate in terms of deploying inference, deploying frameworks
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they would use for training, fine tuning, reinforcement learning. CoreWeave is becoming an
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expert, and IS an expert, in all of those other aspects of of the AI development lifecycle. And
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the way we approach it is that data comes in different shapes and forms, right? We started with
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training and we stored checkpoints and data sets and home directories. But now when you look at
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inference, there are so many different other modalities of data. You store vectors to do
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similarity search. You store events for event streaming, because all of your users or
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agents are generating so much data. You start to accelerate how inference is running today. So we
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have those joint opportunities in delivering more value, delivering higher-order services that would
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enable CoreWeave to deliver more value to its customers, to increase its margins, and to be
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differentiated in the market. And this is a principle that also applies to us. The same
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platform, the same software running on the same flash can support more modalities of data. So we
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started with file, but now it's also object and block and event streaming at a database. And we
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are very aligned with CoreWeave, just providing more value to our customers over time. Great. Thank
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you Alon. This is fantastic. And I cannot agree more that, you know, in the era of agenetic AI, real
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time data availability, context retrieval, and all different types of data ingestion is very, very
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critical to autonomous agent architecture. This is going to be fascinating journey for the two of
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you all. And I look forward to seeing where we are heading now. Thank you. Thank you very much.
