Ollama Raises $65 Million Series B to Power Open-Weight AI Models
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Ollama Raises $65 Million Series B to Power Open-Weight AI Models

The round, led by Theory Ventures, will help the developer platform expand its cloud infrastructure.

7/10/2026
Ghita Khalfaoui
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Ollama, a platform simplifying the use of open-weight AI models for developers, has secured $65 million in a Series B funding round. The investment, led by Theory Ventures, elevates the company's total capital raised to $88 million. This new funding will fuel Ollama's mission to support its rapidly expanding user base, which has grown to nearly nine million monthly developers.


Streamlining Open-Model Development

Founded in 2023 by Jeffrey Morgan and Michael Chiang, Ollama follows a playbook similar to their previous venture, Kitematic, which was acquired by Docker. The platform enables developers to download and run powerful AI models locally with a single command. This approach significantly lowers the barrier to entry for experimenting with and building on open-source AI.

The platform offers a hybrid solution where its cloud infrastructure seamlessly takes over if a local machine cannot handle a larger model. This service is billed based on GPU time, a departure from the common token-based pricing of competitors. CEO Jeffrey Morgan emphasized the goal is to make open models accessible wherever developers work, from local machines to the cloud.

Impressive Growth in a Competitive Landscape

Despite operating with a lean team of just 14 employees, Ollama reports serving 8.9 million developers monthly. The company claims its tools are used within 85% of Fortune 500 companies across various regulated sectors. This remarkable user adoption underscores the significant demand for simplified AI development tools in the enterprise.

Ollama's growth places it in a competitive field alongside heavily-funded rivals like Hugging Face and Together AI. While its $88 million in total funding is a fraction of what competitors have raised, the company asserts it has the largest developer network. This dynamic positions Ollama as a community-driven contender for a key position in the AI ecosystem.

Investor Confidence and Strategic Vision

Lead investor Tomasz Tunguz of Theory Ventures views Ollama as the emerging platform layer for the open-model era of computing. He believes that as open models become more capable, the platform where they run becomes one of the most valuable positions in software. This investment signals strong confidence in Ollama's potential to capture this expanding market.

The new capital is earmarked for expanding cloud infrastructure, nurturing its open-source developer community, and making strategic hires. Benchmark's Peter Fenton reiterated his support, citing the founders' early understanding of developer needs in the evolving AI landscape. This strategic allocation of funds aims to solidify the company's market leadership and product offerings.

Navigating Community and Commercialization

The company's journey has not been without challenges, as it previously faced criticism from its user base over the introduction of a paid cloud tier. Some developers expressed concerns that the commercial focus was detracting from the core open-source product. This history highlights the delicate balance Ollama must maintain between its community roots and its business objectives.

A key question hanging over the raise is Ollama's ability to convert its large, mostly free user base into paying customers. The company has not disclosed its valuation or current revenue, making this a critical test of its long-term viability. Successfully monetizing its platform before a rival does is the central challenge the new funding is meant to address.


This $65 million funding round represents a significant vote of confidence in Ollama's community-first approach to AI development. The investment provides the resources to scale its infrastructure and solidify its position as a central hub for open-weight models. Ultimately, Ollama's success will be measured by its ability to translate its massive developer following into a sustainable business while staying true to its open-source ethos.