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OpenAI News

Rakuten fixes issues twice as fast with Codex

Rakuten⁠⁠(opens in a new window) is a global innovation company operating across e-commerce, fintech, and mobile communications, serving both consumers and merchants at massive scale. With 30,000 employees worldwide, its engineering teams ship across a...

OpenAI News

OpenAI to acquire Promptfoo

OpenAI is acquiring Promptfoo, an AI security platform that helps enterprises identify and remediate vulnerabilities in AI systems during development.

Topics: Models

Entities: OpenAIModels

OpenAI News

Codex Security: now in research preview

Codex Security is an AI application security agent that analyzes project context to detect, validate, and patch complex vulnerabilities with higher confidence and less noise.

OpenAI News

GPT-5.4 Thinking System Card

GPT‑5.4 Thinking is the latest reasoning model in the GPT‑5 series, and explained in our blog⁠. The comprehensive safety mitigation approach for this model is similar to previous models in this series, but 5.4 Thinking is the first general purpose model to...

Topics: Models

Entities: ChatGPTModels

OpenAI News

Introducing GPT-5.4

Introducing GPT-5.4, OpenAI’s most most capable and efficient frontier model for professional work, with state-of-the-art coding, computer use, tool search, and 1M-token context.

Topics: ModelsAgents

Entities: OpenAIModelsAgents