AI Intelligence Weekly | 2025-12-15

AI Intelligence Weekly: 2025-12-15

PressContact Blog · 1 minute read

Week ending 2025-12-14

This historical AI Intelligence brief records three distinct developments published during the reporting window. Each source is linked below and the selection excludes canonical URLs and normalized topics already used by Cyber Intel or AI Intelligence.

### 1. The state of enterprise AI

OpenAI released its first comprehensive report on enterprise AI adoption, revealing an 8x increase in weekly ChatGPT Enterprise messages and a 320x surge in reasoning token consumption over the past year.

[Read the OpenAI source](https://openai.com/index/the-state-of-enterprise-ai-2025-report/)

### 2. 2025: The State of Generative AI in the Enterprise

Menlo Ventures' third annual report found that enterprise spending on generative AI reached $37 billion in 2025, a 3.2x year-over-year increase, with 76% of use cases now being purchased rather than built in-house.

[Read the Menlo Ventures source](https://menlovc.com/perspective/2025-the-state-of-generative-ai-in-the-enterprise/)

### 3. Transparency in AI is on the Decline

Stanford HAI's 2025 Foundation Model Transparency Index found that industry-wide transparency remains low, with companies scoring an average of 40/100 and notable opacity regarding training data and environmental impact.

[Read the Stanford HAI source](https://hai.stanford.edu/news/transparency-in-ai-is-on-the-decline)

Sources

1. [OpenAI: The state of enterprise AI](https://openai.com/index/the-state-of-enterprise-ai-2025-report/), published December 8, 2025.
2. [Menlo Ventures: 2025: The State of Generative AI in the Enterprise](https://menlovc.com/perspective/2025-the-state-of-generative-ai-in-the-enterprise/), published December 9, 2025.
3. [Stanford HAI: Transparency in AI is on the Decline](https://hai.stanford.edu/news/transparency-in-ai-is-on-the-decline), published December 9, 2025.