Sam Altman and the Race to Build AGI

From Y Combinator president to CEO of the most consequential AI company in the world. The story of Sam Altman, OpenAI, and the five-day board crisis that shook Silicon Valley.

Key takeaways
  • Sam Altman was born in 1985, taught himself programming at age eight, and founded location-sharing startup Loopt after leaving Stanford.
  • Altman became YC president at age 28 in 2014, expanding its scope and launching YC Research which started OpenAI as a project.
  • Founded as a non-profit in 2015 with $1 billion commitment, OpenAI created a 'capped profit' subsidiary in 2019 to attract venture capital.
  • ChatGPT reached one million users in five days and 100 million in two months after launching November 30, 2022.
  • Microsoft invested $1 billion in 2019 and became OpenAI's primary cloud partner, providing compute resources through Azure.
  • On November 17, 2023, OpenAI's board fired Sam Altman in a crisis that shook Silicon Valley.

Early Life and Silicon Valley

Samuel Harris Altman was born on April 22, 1985, in Chicago, Illinois. He grew up in St. Louis, Missouri, where his mother was a dermatologist. By his own account, he was a precocious child who was interested in computers from a very young age. He got his first computer at age eight and taught himself to program. By the time he was in his teens, he knew he wanted to work in technology.

Altman enrolled at Stanford University to study computer science in 2003. He left after two years to start a company, a path that was becoming well-trodden in Silicon Valley but still unusual enough to require conviction. The company was Loopt, a location-sharing social network. Loopt was one of the first startups to be funded by Y Combinator, the seed accelerator founded by Paul Graham in 2005.

Loopt was moderately successful but never achieved the scale its founders hoped for. It was acquired by Green Dot Corporation in 2012 for $43.4 million. Not a spectacular exit by Silicon Valley standards, but a respectable outcome for a first-time founder. More importantly, the experience taught Altman how to build a company, navigate investor relationships, and manage teams. He emerged from it with a reputation as a thoughtful, strategic operator.

His relationship with Paul Graham and Y Combinator proved more consequential than Loopt itself. Graham recognized something in Altman that he valued: strategic clarity, the ability to see the long arcARCThe AI2 Reasoning Challenge (ARC) is a benchmark dataset of grade-school science questions designed to test AI models' reasoning abilities.Learn more → of a situation and act accordingly, combined with unusual ambition. When Graham decided to step back from day-to-day YC operations in 2014, he asked Altman to succeed him as president.

Y Combinator: Learning to Pick Winners

Altman became president of Y Combinator at age 28, making him one of the most powerful figures in the startup ecosystem almost overnight. YC had funded Airbnb, Dropbox, Stripe, and Twitch, among others, and was the most sought-after seed investor in the world. Altman expanded its scope significantly during his tenure.

He launched YC Research, a non-profit research lab that would explore ideas too long-term or too non-commercial for a traditional accelerator to fund. He invested in moonshot projects. He hired researchers to study economic policy. He started OpenAI as a YC Research project. This was Altman's particular combination: the ability to think about very long-term, high-stakes problems alongside the operational discipline of a successful startup executive.

At YC, Altman developed his investing philosophy. He was drawn to founders who believed they could change the world and had the resilience to pursue that belief despite repeated setbacks. He was skeptical of founders who were primarily motivated by money. He believed that the most important companies were started by people who were genuinely trying to solve problems they cared about. This philosophy shaped who he funded and who he hired.

He was also developing his views on AI. By 2014 and 2015, the deep learning revolution was accelerating. Altman saw in AI the potential for a technology that would be as transformative as the internet, but faster and more concentrated. He began thinking seriously about what it would mean for the world if a small number of organizations could build systems that exceeded human intelligence. The combination of enormous potential benefit and enormous potential risk fascinated him.

OpenAI: The Non-Profit That Wasn't

OpenAI was founded in December 2015 as a non-profit artificial intelligence research company. The founding commitment was $1 billion from a group of tech investors including Elon Musk, Peter Thiel, Reid Hoffman, and others, with Altman among the founding board members. The stated mission was to ensure that artificial general intelligence benefits all of humanity. The non-profit structure was meant to insulate the organization from commercial pressures that might lead it to cut corners on safety.

From the beginning, the tension between the non-profit mission and the resource requirements of frontier AI research created strain. Training frontier AI models costs tens of millions of dollars. Non-profit structures do not easily attract the kind of capital required. The research team, which included Ilya Sutskever, Andrej Karpathy, and other top researchers, produced impressive results but consumed resources quickly.

In 2019, OpenAI created a 'capped profit' subsidiary structure. Investors in the commercial entity would receive returns capped at a multiple of their investment (initially 100x), with any excess going to the non-profit. This structure allowed OpenAI to raise venture capital and form a partnership with Microsoft while maintaining, nominally, a governance structure oriented toward its mission rather than profit maximization.

Microsoft invested $1 billion in 2019 and became OpenAI's primary cloud partner. Azure would provide the compute for OpenAI's research. OpenAI's models would power Microsoft's products. This partnership gave OpenAI the resources to compete at the frontier of AI research. It also created a deep entanglement with a major technology company that would become increasingly relevant as OpenAI's commercial products became extraordinarily valuable.

ChatGPT and the AI Moment (2022)

ChatGPT launched on November 30, 2022. One million users signed up in five days. The product required no special explanation. You typed a message and the AI typed back. It could write essays, debug code, answer questions, translate languages, compose poetry, and engage in extended conversation with a naturalness that previous AI systems had never approached.

The speed of adoption was unprecedented in the history of consumer technology. One hundred million users in two months. TikTok had taken nine months to reach that milestone. Instagram had taken two and a half years. ChatGPT's growth was driven not by marketing but by organic word of mouth. People tried it, were astonished by it, and told everyone they knew.

For Altman, ChatGPT's launch was the vindication of a bet that had required years of persistence and enormous expenditure. OpenAI had spent hundreds of millions of dollars on research and compute before it had a product that people outside the tech world cared about. The moment ChatGPT launched, that investment transformed into one of the most significant product launches in technology history.

The world's reaction changed the stakes of AI immediately. Competitors scrambled. Google declared a code red and accelerated the development of its AI products. Microsoft announced a massive investment in OpenAI and began integrating GPTGPTGenerative Pre-trained Transformer — the model architecture and family name behind OpenAI's most famous models, from GPT-2 to GPT-5.Learn more →-4 into Office, Bing, and other products. Regulators began paying attention. The European Union, which had been working on AI regulation for years, accelerated its timeline. The AI Act passed in 2024.

The Board Crisis and the Five Days That Shook AI

On November 17, 2023, OpenAI's board fired Sam Altman. The announcement said only that the board had 'concluded that he was not consistently candid in his communications with the board, hindering its ability to exercise its responsibilities.' No specific misconduct was alleged. No details were provided. The tech world was stunned.

What followed was five days of extraordinary chaos. Greg Brockman, OpenAI's president and co-founder, resigned in solidarity. A majority of OpenAI's employees threatened to follow Altman to Microsoft if he was not reinstated. Ilya Sutskever, who had been on the board that fired Altman, signed the employee letter calling for his reinstatement. The board members who had fired Altman found themselves without the support of almost anyone at the company.

Microsoft, which had invested $13 billion in OpenAI by this point, was diplomatically furious. The spectacle of the most important AI company in the world publicly imploding was catastrophic for investor confidence, for Microsoft's AI strategy, and for OpenAI's ability to attract and retain talent. Microsoft CEO Satya Nadella announced that Altman and Brockman would lead a new AI research team at Microsoft, effectively giving Altman an exit that would take OpenAI's key leadership to a major competitor.

On November 22, five days after his firing, Sam Altman returned to OpenAI as CEO. The board members who had voted to fire him resigned. New board members were installed. The underlying reasons for the board's action, which reportedly centered on disagreements about the pace of commercialization and the adequacy of safety practices, were never fully disclosed. The crisis revealed the structural tensions in OpenAI's unusual governance arrangement. A non-profit board with nominal control over an enormously valuable commercial entity had attempted to exercise that control and discovered it did not have the practical authority to do so.

The Microsoft Partnership and $13 Billion

Microsoft's relationship with OpenAI is one of the most consequential partnerships in technology history. Microsoft invested $1 billion in 2019, $2 billion in 2021, and $10 billion in 2023, for a total of $13 billion, in exchange for exclusive licensing rights to deploy OpenAI's models in Microsoft products, access to Azure revenue from OpenAI API usage, and equity in the commercial subsidiary.

For Microsoft, the partnership was a strategic masterstroke. It allowed the company to leapfrog Google in AI capabilities without having to develop frontier AI research in-house. GPT-4 integration into Bing briefly made Bing relevant in search for the first time in a decade. Copilot, powered by OpenAI models, was integrated into every major Microsoft product. GitHub Copilot, an AI coding assistant powered by OpenAI models, became one of Microsoft's fastest-growing products.

For OpenAI, the Microsoft partnership provided the compute resources necessary to train and serve frontier AI models at scale. Azure's infrastructure is how ChatGPT handles millions of concurrent users. The financial resources from Microsoft's investment funded the training runs for GPT-4 and subsequent models. Without Microsoft's backing, it is unclear whether OpenAI could have remained at the frontier of AI research.

The relationship also creates tension. OpenAI's mission is to develop AGI for the benefit of all humanity. Microsoft is a publicly traded company with obligations to its shareholders. The interests align in many ways but not all. The board crisis of November 2023 can be understood partly as a collision between these different sets of interests within OpenAI's unusual governance structure. The resolution was that commercial interests, backed by the overwhelming preferences of OpenAI's employees, prevailed over the board's concerns about the pace of deployment.

The Race for AGI

Sam Altman talks about AGI more directly and more often than almost any other major technology executive. He has described OpenAI's mission as developing artificial general intelligence in a way that benefits humanity. He has said publicly that he believes AGI could arrive in the next few years, a timeline more aggressive than most researchers publicly endorse.

His vision of AGI is specific. He describes it as systems that can automate the work of the median knowledge worker. In a widely discussed 2024 essay, he described a near-future in which AI agents work for organizations, accelerating scientific progress, economic growth, and human problem-solving across domains. He believes this future is very close.

The competitive dynamics of the AGI race are intense. Google DeepMind, founded by the merger of Google Brain and DeepMind, has extraordinary research talent and compute resources. Anthropic, founded by OpenAI alumni including former OpenAI VP Dario Amodei and others, is a direct competitor with strong safety credentials. Meta AI releases powerful open-weightOpen-WeightA model whose trained weights are publicly available for download, allowing anyone to run, fine-tune, or build on top of it — distinct from fully open-source (which also includes training code and data).Learn more → models that compete with OpenAI's commercial offerings. xAI, founded by Elon Musk after his departure from OpenAI's board, is pursuing frontier AI with substantial resources.

Altman's strategy involves running this race at maximum speed while claiming to prioritize safety. Critics argue these goals are in tension. Running faster than anyone else in a race whose risks you acknowledge are substantial is not a typical approach to safety. Defenders argue that if AGI is inevitable, it is better to have safety-conscious organizations at the frontier than to cede that ground to developers less focused on safety.

Controversies and Criticism

Sam Altman is a controversial figure. His supporters describe him as a visionary leader who has built the most important AI company in the world while maintaining a genuine commitment to safety. His critics raise a range of concerns about the gap between OpenAI's stated mission and its commercial behavior.

The most substantive critique is that OpenAI has moved progressively away from the open, safety-focused non-profit model it was founded on. GPT-4's technical report was notably sparse on details, a contrast with the earlier openness that the 'Open' in OpenAI had implied. The capped-profit structure was converted to a standard for-profit structure in 2024. The tension between maximizing commercial value and prioritizing safe deployment is, critics argue, being resolved increasingly in favor of commercialization.

The board crisis raised questions about Altman's relationship with the organization he leads. The board's statement that he had not been 'consistently candid' was never elaborated upon. He denied wrongdoing and was reinstated with the overwhelming support of employees and investors. But the episode left questions about the culture of information-sharing at the organization.

Altman's personal investments in AI-adjacent companies, including semiconductor companies and AI infrastructure, have raised questions about conflicts of interest. When the CEO of the world's most important AI company also has personal financial stakes in the infrastructure that AI companies depend on, it creates potential conflicts between personal financial interest and organizational mission.

Despite these controversies, Altman's impact on the trajectory of AI is undeniable. He led the organization that produced ChatGPT, GPT-4, and subsequent systems that fundamentally changed how the world thinks about and uses artificial intelligence. Whether his legacy is as the person who brought AGI to humanity safely or as the person who accelerated a dangerous technology beyond the point of control is a question that history has not yet answered.