Tops GPTs 
Nextdoor reports that Codex lets product engineers own features end‑to‑end, speeding delivery and shifting focus to outcomes. Cory Dolphin says Codex helps debug complex issues and that upgrades in GPT‑5.4 and 5.5 improved persistence and problem solving.
LSEG has integrated OpenAI models and ChatGPT Enterprise with its global data platform to speed insight and prototyping. The company reports faster product cycles, wider employee access in weeks, and plans to embed AI into research and client workflows.
OpenAI said on June 10, 2026 that it banned two clusters of ChatGPT accounts likely originating from China after they supported covert influence operations aimed at US debates over data centers and tariffs. OpenAI found no evidence the activity spread widely beyond the operators.
OpenAI says Oracle customers can apply eligible Oracle Universal Credits to purchase access to OpenAI models and Codex through Oracle Marketplace. Updated Aug 7, 2026: purchases via the API, Codex and ChatGPT Work are available in the United States.
Researcher Chi-kwan Chan uses Codex to generate and test numerical schemes that could let simulations follow trillions of electrons and ions near black holes. The work supports Event Horizon Telescope efforts and builds on methods used to interpret the 2019 image.
BBVA and OpenAI formed a strategic collaboration to embed AI across customer experience, operations, software development and employee workflows. The bank reports wide internal adoption of ChatGPT Enterprise and plans to advance an AI roadmap called “The Eight.”
OpenAI announced on June 11, 2026, that it will acquire Ona to bring secure, customer-controlled cloud execution into Codex. Codex now serves over 5 million weekly users; the deal aims to enable long-running, persistent agent work inside customers’ clouds.
Preply, using OpenAI APIs, introduced Lesson Insights to generate AI summaries and tailored practice after each 1:1 lesson. The company reports high adoption—75% of English learners and over 70% of tutors use the feature—and strong internal use of ChatGPT Enterprise and Codex.
OpenAI announced the OpenAI Partner Network on June 14, 2026, a program to help enterprises deploy frontier models with global partners. The company said it will invest $150 million and aims to certify 300,000 consultants by the end of 2026.
OpenAI describes Deployment Simulation, a method that replays de‑identified conversations to estimate undesired behavior before release. In tests on GPT‑5‑series Thinking models, it analyzed about 1.3 million conversations and reported a median error of 1.5× in rate estimates.