engblogs

summaries of the latest blog articles from your favorite tech companies.
DatabricksDatabricks

Welcoming Stately Cloud to Databricks: Investing in the Foundation for Scalable AI Applications

Databricks integrates Stately Cloud's expertise to enhance the reliability and scalability of its Data Intelligence Platform, empowering mission-critical AI applications across global distributed systems.

12/19/2025
OpenAIOpenAI

Introducing GPT-5.2-Codex

GPT-5.2-Codex ushers in a new era of agentic coding for professional software engineering and defensive cybersecurity, delivering improved long-context handling, reliable tool calls, and stronger safeguards to enable large-scale code changes, complex refactors, vulnerability research, and safer production deployment.

12/18/2025
OpenAIOpenAI

Addendum to GPT-5.2 System Card: GPT-5.2-Codex

GPT-5.2-Codex enhances agentic coding with improved long-horizon context compaction, project-scale task performance, Windows compatibility, and robust cybersecurity safeguards.

12/18/2025
OpenAIOpenAI

Introducing GPT-5.2-Codex

GPT-5.2-Codex advances agentic coding and cybersecurity capabilities with improved long-context understanding, large-scale code management, and enhanced safeguards for responsible deployment.

12/18/2025
OpenAIOpenAI

Introducing GPT-5.2-Codex

GPT-5.2-Codex is an advanced agentic AI model optimized for complex software engineering and enhanced defensive cybersecurity, featuring improved long-horizon coding, large-scale code changes, native Windows support, and stronger safeguards for responsible deployment.

12/18/2025
OpenAIOpenAI

Evaluating chain-of-thought monitorability

This blogpost presents a framework and 13 evaluations to quantify chain-of-thought monitorability and its scaling with test-time compute, reinforcement learning, and pretraining, highlighting when chain-of-thought monitoring can serve as a load-bearing control layer for safer AI.

12/18/2025
OpenAIOpenAI

Updating our Model Spec with teen protections

The update to the Model Spec introduces U18 Principles to ensure ChatGPT provides safe, age-appropriate interactions for teens, incorporating expert guidance, enhanced safeguards, parental controls, and ongoing improvements through research and partnerships.

12/18/2025
OpenAIOpenAI

AI literacy resources for teens and parents

Comprehensive AI literacy resources empower teens and parents to use ChatGPT responsibly, understand AI limitations, and foster healthy digital habits together.

12/18/2025
OpenAIOpenAI

Deepening our collaboration with the U.S. Department of Energy

OpenAI and the U.S. Department of Energy have signed a memorandum of understanding to accelerate scientific discovery by integrating frontier AI models with national lab research and advanced computing resources.

12/18/2025
OpenAIOpenAI

Evaluating chain-of-thought monitorability

Introduces a comprehensive framework and evaluations to systematically measure and preserve the monitorability of chain-of-thought reasoning in large language models across scaling, reinforcement learning, and increased inference compute.

12/18/2025
StripeStripe

Stripe Atlas startups in 2025: Year in review

A data-driven look at how Stripe Atlas startups in 2025 accelerated time-to-revenue, expanded internationally, and leaned into AI agents.

12/18/2025
MIT AIMIT AI

Guided learning lets “untrainable” neural networks realize their potential

MIT CSAIL researchers demonstrate that brief alignment, or guidance, between neural networks enables traditionally untrainable networks to learn effectively by transferring internal structural knowledge rather than outputs, revealing hidden architectural biases and improving performance.

12/18/2025