Field Signal · Curated Reading
The Engineering
Signal.
High-signal field notes, architecture teardowns, and engineering writing from 50 publications. A focused reading queue for becoming a stronger end-to-end engineer. Updated 20 Aug.
Working with files in ChatGPT
Learn practical ways to work with files in ChatGPT, from finding information to organizing, transforming, and using documents in workflows.
Financial services
Explore AI resources for financial services, including prompt packs, GPTs, guides, and tools to help institutions deploy and scale AI securely.
Learn ChatGPT workflows for finance teams
Learn practical ChatGPT workflows for financial analysis, reporting, planning, and decision-ready communication.
Using custom GPTs
Learn how to build and use custom GPTs to automate workflows, maintain consistent outputs, and create purpose-built AI assistants.
Learn ChatGPT workflows for marketing teams
Learn practical ChatGPT workflows for campaign planning, research, content creation, and performance analysis, with next steps for business teams.
AI fundamentals
Learn what AI is, how it works, and how tools like ChatGPT use large language models. A clear, beginner-friendly guide to understanding artificial intelligence.
ChatGPT for operations teams
Learn how operations teams use ChatGPT to streamline workflows, improve coordination, standardize processes, and drive faster execution.
Analyzing data with ChatGPT
Learn how to explore datasets, generate insights, create visualizations, and turn findings into actionable decisions with ChatGPT.
ChatGPT for customer success teams
Learn how customer success teams use ChatGPT to manage accounts, improve communication, reduce churn, and drive adoption and renewals.
Learn ChatGPT workflows for sales teams
Learn practical ChatGPT workflows for account research, meeting prep, outreach, pipeline reviews, and sales execution.
Healthcare
Explore how clinicians use ChatGPT to support diagnosis, documentation, and patient care with secure, HIPAA-compliant AI tools.
Creating images with ChatGPT
Learn how to create and refine images with ChatGPT using clear prompts, iterate on designs, and generate high-quality visuals in minutes.
Our response to the Axios developer tool compromise
OpenAI responds to the Axios supply chain attack by rotating macOS code signing certificates, updating apps, and confirming no user data was compromised.
CyberAgent moves faster with ChatGPT Enterprise and Codex
CyberAgent uses ChatGPT Enterprise and Codex to securely scale AI adoption, improve quality, and accelerate decisions across advertising, media, and gaming.
Waypoint-1.5: Higher-Fidelity Interactive Worlds for Everyday GPUs
Open the source for the full engineering note.
Multimodal Embedding & Reranker Models with Sentence Transformers
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The next phase of enterprise AI
OpenAI outlines the next phase of enterprise AI, as adoption accelerates across industries with Frontier, ChatGPT Enterprise, Codex, and company-wide AI agents.
Introducing the Child Safety Blueprint
Discover OpenAI’s Child Safety Blueprint—a roadmap for building AI responsibly with safeguards, age-appropriate design, and collaboration to protect and empower young people online.
Safetensors is Joining the PyTorch Foundation
Open the source for the full engineering note.
Announcing the OpenAI Safety Fellowship
A pilot program to support independent safety and alignment research and develop the next generation of talent
Components of A Coding Agent
How coding agents use tools, memory, and repo context to make LLMs work better in practice
Gemma 4: Byte for byte, the most capable open models
Gemma 4: Our most intelligent open models to date, purpose-built for advanced reasoning and agentic workflows.
OpenAI acquires TBPN
OpenAI acquires TBPN to accelerate global conversations around AI and support independent media, expanding dialogue with builders, businesses, and the broader tech community.
Codex now offers more flexible pricing for teams
Codex now includes pay-as-you-go pricing for ChatGPT Business and Enterprise, providing teams a more flexible option to start and scale adoption.
Welcome Gemma 4: Frontier multimodal intelligence on device
Open the source for the full engineering note.