Leading AI companies

A handful of companies and research labs are responsible for building the most powerful AI systems in the world. Who they are, what they are building, and how they compare is changing fast. Epoch maintains databases and conducts analysis tracking the leading AI labs, their major model releases, compute resources, and workforce, providing a data-driven view of who is shaping the frontier of AI.

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Frontier Lab Hiring
Updated Oct. 15, 2026
Frontier Lab Hiring

Daily archive of Anthropic's and OpenAI's job postings.

AI companies
Updated Oct. 8, 2026
AI companies

Our database of AI company data, with data on revenue, funding, staff, and compute for many of the key players in frontier AI.

How do Chinese AI companies make money?
Report
Oct. 6, 2026
How do Chinese AI companies make money?

China's six leading AI firms earn about 10% of OpenAI and Anthropic's combined AI revenue. Epoch AI examines their five revenue streams: consumer apps, model access, enterprise and government solutions, licensing fees, and indirect monetization through cloud and advertising.

By Cheryl Wu and Anson Ho

Coding-agent spending by OpenAI researchers is doubling roughly every month
Data Insight
Oct. 5, 2026
Coding-agent spending by OpenAI researchers is doubling roughly every month

OpenAI researchers’ coding-agent usage, valued at API prices, has recently been doubling roughly every month, according to breakpoint fits.

By Yafah Edelman and Luke Emberson

AI chip users
Updated Sep. 9, 2026
AI chip users

Our estimates of how much computing power the leading AI developers rent or use, measured in Nvidia H100-equivalents (H100e).

Introducing the AI Chip Users explorer
Update
Sep. 9, 2026
Introducing the AI Chip Users explorer

A first look at Epoch AI's data on compute usage across five leading labs.

By Josh You

Long-context latency scales quadratically for GPT-5.6 but nearly linearly for Claude 5
Report
Sep. 8, 2026
Long-context latency scales quadratically for GPT-5.6 but nearly linearly for Claude 5

Epoch AI measures long-context latency scaling across four frontier models. GPT-5.6 Terra and Sol show quadratic time-to-first-token growth with context length, while Claude Sonnet 5 and Opus 5 stay near-linear.

By Jason Li

An update on AI’s most important number
Newsletter
Aug. 27, 2026
An update on AI’s most important number

How quickly are Anthropic and OpenAI growing their revenue?

By Josh You and Lynette Bye

The Nvidia-sized hole in US GDP statistics
Report
Aug. 24, 2026
The Nvidia-sized hole in US GDP statistics

US GDP growth has been underestimated by about 0.3 percentage points because statistics miss most of Nvidia's US-generated income, a gap that could widen to 2 points by 2028. Epoch AI traces the accounting gap through Nvidia's fabless chip supply chain.

By Isabel Juniewicz, Daniel Carey, Phil Trammell, and Anson Ho

Will financing bottleneck AI compute? An Anthropic case study
Newsletter
Aug. 12, 2026
Will financing bottleneck AI compute? An Anthropic case study

Why Anthropic's buildout suggests that financing is unlikely to be the immediate blocker to frontier AI compute growth.

By Campbell Hutcheson