OpenAI has expanded the availability of its GPT-5.3-Codex model to third-party developers via API and Microsoft Foundry.

Learn how to identify keyword cannibalization using OpenAI's text embeddings. Understand the differences between various models and make informed SEO decisions. This new series of articles focuses on ...

With OpenAI's latest updates to its Responses API — the application programming interface that allows developers on OpenAI's platform to access multiple agentic tools like web search and file search ...

OpenAI says that it won’t bring the AI model powering deep research, its in-depth research tool, to its developer API while it figures out how to better assess the risks of AI convincing people to act ...

Anthropic revoked OpenAI’s access to its Claude API after discovering that OpenAI engineers were using Claude Code to test GPT-5. The move, announced on August 1 ...