Prime Intellect: Funding Rounds, Investors & Leadership

About Prime Intellect

Prime Intellect sells the infrastructure companies need to train and run their own AI models and agents. Its Lab platform combines test environments, evaluations, reinforcement learning training and model deployment. Customers can also rent GPUs by the hour or reserve large clusters, and they can use one piece or the whole stack.

More than 6,000 customers use Prime Intellect's products, including Ramp and Zapier. Its annualized revenue passed $100 million in under a year. It is based in San Francisco and also hires in New York, London and Berlin. It is led by its co-founders, CEO Vincent Weisser and CTO Johannes Hagemann. In October 2026 it bought Moondream, a small vision AI startup.

Funding Rounds (SEC Form D)

First sale	Filed with SEC	Amount sold	Investors	Avg. check	Terms	Filing
Jun 3, 2026	Jul 1, 2026	$82,476,632of $84.9M target	9	$9.1M	EquityRule 506(b)	Form D ↗
Dec 1, 2025	Jan 15, 2026	$49,940,585of $64.5M target	61	$818K	EquityRule 506(b)	Form D ↗
Total, two offerings		$132,417,217

First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.

Rounds announced by Prime Intellect

What the company said publicly about its funding. Announced amounts can differ from Form D figures: an announcement can combine several closings, and some money is raised without a Form D.

Announced	Round	Amount	Investors	Source
Jul 8, 2026	Series A	$130M	Radical Ventures (lead), NVIDIA Ventures, Intel Capital, Dell Technologies Capital, ICONIQ, John Schulman, Karim Atiyeh, Aaron Levie, Dwarkesh Patel, Milan Kovac, Winston Weinberg, Mike Knoop, Asher Spector, Jeff Wang, Rohan Anil, Matthew Prince, Brendan Foody, Devansh Pandey, Harrison Chase, Nic Ouporov	primeintellect.ai ↗ Radical Ventures ↗ TechCrunch ↗
Feb 28, 2025	Funding	$15M	Founders Fund (lead), Menlo Ventures, Andrej Karpathy, Clem Delangue, Dylan Patel, Tri Dao, Emad Mostaque, Jake Medwell	primeintellect.ai ↗
Apr 23, 2024	Seed	$5.5M	Distributed Global and CoinFund (co-leads), Compound, Collab+Currency, Juan Benet (Protocol Labs), Clem Delangue	Press release ↗ Fortune ↗

Why Investors Backed Prime Intellect

Investors backed Prime Intellect because it sells any company the AI training tools that only big labs used to have. With reinforcement learning, a business can tune a model on its own tasks and data. It offers the whole kit, from rented GPUs to training software and model hosting. Demand came fast: annualized revenue passed $100 million in under a year.

The problem it targets

For most of the last decade, only a handful of labs could train frontier AI models. Reinforcement learning opens that work to others, because a company can train a model on its own product and workflows. However, it first needs compute, training software, test environments, evaluations and deployment. Radical Ventures partner David Katz wrote that most companies lack the expertise to build all this. TechCrunch also reported that many companies hesitate to hand proprietary data to OpenAI and Anthropic.

What the product does

Teams can use one part of the stack or all of it. Lab, the training platform, ties together environments, evaluations, hosted reinforcement learning, model deployment and inference. The Environments Hub holds more than 2,500 open-source training environments, built on the company's open-source verifiers library. The company also rents one to 256 GPUs on demand and gathers quotes for large clusters from more than 50 providers. In October 2026, it launched Prime Inference, which serves open models through an OpenAI-compatible API.

Progress so far

More than 6,000 customers use Prime Intellect's stack. TechCrunch also reported a $100 million annualized revenue run rate. TechCrunch named Ramp, Zapier and Flapping Airplanes as paying customers. Radical adds Character.AI, Arcee and Browserbase. Ramp, for one, trained a 35 billion parameter model on Lab to search spreadsheets. In Prime Intellect's tests, the model beat Anthropic's Opus at that task and ran faster and far cheaper than Anthropic's Haiku. TechCrunch reported that the Series A valued Prime Intellect at $1 billion.

Who backs it

Radical Ventures led the $130 million Series A in July 2026. NVIDIA Ventures, Intel Capital, Dell Technologies Capital and ICONIQ joined. So did angels such as John Schulman of Thinking Machines and Aaron Levie of Box. “They've stitched this together and built it in such a way that they're operating at the frontier in a way that's affordable,” Radical partner David Katz told TechCrunch. Katz is also a director, alongside both co-founders. Earlier, Founders Fund led a $15 million round in February 2025, with Menlo Ventures and Andrej Karpathy. Distributed Global and CoinFund co-led the $5.5 million seed in April 2024.

How the market is moving

AI labs are demanding more reinforcement learning environments, TechCrunch reported in September 2025. That push produced well-funded startups such as Mechanize and Prime Intellect, and drew in data-labeling firms like Surge. Citing The Information, TechCrunch added that Anthropic leaders discussed spending over $1 billion on RL environments over the following year. Meanwhile, Thinking Machines, which raised $2 billion in 2025, launched its Tinker fine-tuning API in October 2025, VentureBeat reported. Prime Intellect joined NVIDIA's Nemotron Coalition in June 2026 and bought Moondream in October 2026 to speed up inference.

We wrote this summary from public statements by Prime Intellect and its investors. It is not investment advice.