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OpenFoundry

The fastest developer experience for building on open source AI.

OpenFoundry is an open source platform that helps engineers build, deploy, and scale their open source AI stack 10x faster. Ship your AI stack with just one line of code. You could think of us as an open source alternative to Hugging Face. Learn more and check out a demo of this in action in our Launch YC post: https://www.ycombinator.com/launches/KhY-openfoundry-developer-infrastructure-for-open-source-ai
OpenFoundry
Founded:2024
Team Size:2
Location:San Francisco
Group Partner:Dalton Caldwell

Active Founders

Tyler Lehman, Founder

I'm the CEO and co-founder of OpenFoundry. I was previously a PM at Meta, where I built API products and developer platforms for WhatsApp and Instagram. Before that, I worked on business and product analytics at Airbnb and LinkedIn. I also spent a few years as a consultant at Bain and as a full stack software engineer building information management software for libraries and universities.
Tyler Lehman
Tyler Lehman
OpenFoundry

Arthur Chi, Founder

I'm the CTO and co-founder of OpenFoundry. I previously worked on the Slack Connect platform used by more than 350K businesses. Before that I worked at Yelp building self-serve ads for small businesses.
Arthur Chi
Arthur Chi
OpenFoundry

Company Launches

tl;dr

Hi everyone! We’re Tyler Lehman and Arthur Chi from OpenFoundry. We’re building the fastest developer experience for building on open source AI. Imagine Hugging Face if it were built from the ground up for startups instead of ML researchers.

Our first product (live on GitHub) is a command-line tool to deploy open source models onto your own cloud with a single line of code.

Here’s a demo where we ship Microsoft’s Phi-2 model to our cloud. A couple of lines of code to deploy, and in just minutes the server is ready for inference.

đź”® Open source AI is the future

AI is the new layer in the tech stack. It’s as big a shift as cloud and mobile were two decades ago. We believe open source AI will dominate this market. Open source is catching up to the competition, and there’s a compelling business case for it: it’s faster & cheaper for many use cases, it can be self-hosted, and it reduces platform risk.

❌ But there’s a big problem: the developer experience is rough

As great as open source models have become, the developer experience around them is bad. You have to cobble many components together and must trudge through poor documentation, flaky APIs, hacked-together solutions, and clunky cloud configs. All of this slows developers down.

In contrast, closed source companies like OpenAI provide an easy developer platform that just works out of the box with almost zero effort.

We’ve talked to many startups who are interested in moving more of their workloads onto open source models, but they feel stuck with their expensive closed source solutions because it’s so painful to switch.

✅ We’re solving this by making the experience effortless

OpenFoundry makes working with open source AI awesome so that it’s as easy to fine-tune, deploy, and scale products on open source models as it is on OpenAI.

With OpenFoundry, you’ll be able to:

  • Ship to your cloud in just a few lines of code [We’re starting here!]
  • Find the best models, datasets, and practices for your use cases
  • Prototype and fine-tune in minutes

Within the first week of launching we already have customers putting critical workloads into production with our first product. Several customers have even asked to invest in us, which we see as a clear sign that we’re building something important that people want.

💪 We’ve done this before

We built developer tools and communities at our previous jobs! Prior to YC, Tyler built developer platforms for Instagram and WhatsApp that are used by more than a million developers. Arthur built large-scale APIs at Slack for products used by more than 350K customers.

We’ve spent the last several months building products with open source AI and know first-hand the challenges of getting everything to work together. We’re excited to build a first-class developer experience to make building on AI faster.

🎤 Our ask

We’re excited to talk to more startups building with AI who are already using open source models or are interested in learning how to build on them!

We’d love to chat! You can reach us at:

You can also find us at openfoundry.ai and github.com/openfoundry-ai.

YC Sign Photo

YC Sign Photo