Co-founder and CEO of OpenAI
Sam Altman
Sam Altman is the co-founder and CEO of OpenAI, the company behind ChatGPT. He previously served as president of startup accelerator Y Combinator.
About Sam Altman
Sam Altman is the co-founder and CEO of OpenAI, an artificial intelligence research and deployment company whose products include ChatGPT and DALL·E. He helped establish OpenAI in 2015 as a nonprofit research laboratory.
Before focusing on OpenAI, Altman served as president of Y Combinator from 2014 to 2019. His public work includes discussions of AI deployment, governance, safety, and the economic effects of increasingly capable AI systems.
Mentioned in our coverage
149 articles name Sam Altman, excluding author credits.
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- Zuckerberg's "Abundance of Jobs" Claim, Checked Against the Data →
Zuckerberg's August 10 essay argues AI brings an abundance of jobs — world builders, personal biologists, one-person studios. Prediction markets broadly agree with the near-term calm. explainx.ai checks the claim against actual labor data and finds the argument sound on the endpoint and silent on the part that hurts.
- Zuckerberg's "The Future Is for Everyone": Meta's Open-Source Pledge →
On August 10, Mark Zuckerberg published a long, non-paywalled essay on meta.com laying out Meta's superintelligence philosophy — and a line saying Meta will resume open-weighting models. The FT read it as an attack on "closed" AI rivals. explainx.ai breaks down the arguments and the pushback.
- OpenAI–Hugging Face Video Timeline: What Willison Reconstructed →
This is a video-timeline addendum to explainx.ai's Black Hat debrief, not a new breach. Simon Willison reconstructed a dated May 7–July 20 sequence from the Black Hat USA 2026 talk — including the July 4 Artifactory outage and the July 20 moment OpenAI learned the Hugging Face attack was them.
- OpenAI Says Astra May Have Hit "Critical" Cyber Capability →
On August 7, 2026, OpenAI disclosed that its upcoming Astra model has been evaluated and the company "cannot rule out" it reached the Critical cybersecurity capability threshold under its Preparedness Framework — the first time any OpenAI model has hit that classification.
- GPT-5.6 Sol Now Runs All of ChatGPT — Free Users Get Unlimited Chats →
On August 6, 2026, OpenAI folded ChatGPT's separate Instant and reasoning models into one GPT-5.6 Sol experience for Plus and Pro, and rolled out unlimited text chats on GPT-5.6 Luna for Free and Go users starting the next day. explainx.ai answers what actually changed, what the 68% fewer-errors claim measures, and where the model picker went.