Engineering Insights

GPT 5.1 models now available in Vercel AI Gateway

You can now access OpenAI's latest models, GPT-5.1 Instant and GPT-5.1 Thinking, using Vercel's with no other provider accounts required.AI Gateway To use these models with the , set the model to or :AI SDKopenai/gpt-5.1-instantopenai/gpt-5.1-thinking AI Gateway provides a unified API for calling models, tracking usage and cost, and configuring retries, failover, and performance optimizations for higher-than-provider uptime. It includes built-in , , and intelligent with automatic retries.obse

Understanding neural networks through sparse circuits

OpenAI is exploring mechanistic interpretability to understand how neural networks reason. Our new sparse model approach could make AI systems more transparent and support safer, more reliable behavior.

Log Explorer - Fixed custom SQL date picker inconsistencies

We've resolved a bug in Log Explorer that caused inconsistencies between the custom SQL date field filters and the date picker dropdown. Previously, users attempting to filter logs based on a custom date field via a SQL query sometimes encountered unexpected results or mismatching dates when using the interactive date picker. This fix ensures that the custom SQL date field filters now align correctly with the selection made in the date picker dropdown, providing a reliable and predictable filter

Log Explorer - Log Explorer adds 14 new datasets

We've significantly enhanced Log Explorer by adding support for 14 additional Cloudflare product datasets. This expansion enables Operations and Security Engineers to gain deeper visibility and telemetry across a wider range of Cloudflare services. By integrating these new datasets, users can now access full context to efficiently investigate security incidents, troubleshoot application performance issues, and correlate logged events across different layers (like application and network) within

Introducing GPT-5.1 for developers

GPT-5.1 is now available in the API, bringing faster adaptive reasoning, extended prompt caching, improved coding performance, and new apply_patch and shell tools.

How Philips is scaling AI literacy across 70,000 employees

Philips is scaling AI literacy with ChatGPT Enterprise, training 70,000 employees to use AI responsibly and improve healthcare outcomes worldwide.

Introducing group chats in ChatGPT

Collaborate with others, and ChatGPT, in the same conversation.

Building for an Open Future - our new partnership with Google Cloud