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OpenAI Blog

Where Is Deep Research in ChatGPT? A professional overview
Dec 2, 2025
O3-Deep-Research
o4-mini-deep-research
OpenAI

Where Is Deep Research in ChatGPT? A professional overview

Over 2024โ€“2025 ChatGPT and its sibling models shifted from being purely conversational LLMs to offering end-to-end deep research capabilities:

What is GPT-5.1 and what updates did it bring?
Dec 2, 2025
GPT-5.1
OpenAI

What is GPT-5.1 and what updates did it bring?

On November 12, 2025, OpenAI rolled out GPT-5.1, a focused upgrade to the GPT-5 family that emphasizes conversational quality, instruction-following, and

GPT-6 Is Coming Soon โ€” What Will It Look Like?
Nov 7, 2025
GPT-6
OpenAI

GPT-6 Is Coming Soon โ€” What Will It Look Like?

The AI world is buzzing: OpenAI is actively developing the successor to GPT-5 (often referred to in press and social posts as โ€œGPT-6โ€ or jokingly โ€œGPT-6-7โ€),

GPT-5.1 spotted: What is it like and when is it coming out
Dec 2, 2025
GPT-5.1
OpenAI

GPT-5.1 spotted: What is it like and when is it coming out

By the end of 2025, the competition in AI models will intensify. The upcoming releases of GPT 5.1 and Gemini 3.0 Pro are undoubtedly a major focus. The looming releases are both a signal of competition and a marketing tactic for companies to preemptively seize market share. Now let's examine what GPT-5.1 will bring developers.

How to Run GPT-5-Codex with Cursor AI?
Dec 2, 2025
GPT-5-Codex
OpenAI

How to Run GPT-5-Codex with Cursor AI?

Lately,OpenAI has launched a specialized versionโ€”GPTโ€‘5โ€‘Codexโ€”specifically tuned for software engineering workflows via its Codex brand. Meanwhile, coding-IDE provider Cursor AI has integrated GPT-5 and GPT-5-Codex to enhance developer experience. OpenAIโ€™s GPT-5-Codex and Cursorโ€™s GPT-5 support let developers combine a specialized coding model with an IDE-centric AI workflowโ€”what GPT-5 Codex is, how to connect it to Cursor (an AI first IDE), and two practical ways to run the model inside your editor: (1) calling GPT5-codex via CometAPI, and (2) using a native Codex / CodeX integration (extension + CLI).

How Many Parameters does GPT-5 have
Dec 2, 2025
OpenAI

How Many Parameters does GPT-5 have

OpenAI has not published an official parameter count for GPT-5 โ€” from around 1.7โ€“1.8 trillion parameters (dense-model style estimates) to tens of trillions if

How to Access Sora 2 โ€” The latest complete guide to omnichannel
Oct 15, 2025
OpenAI
sora-2
Sora-2-pro

How to Access Sora 2 โ€” The latest complete guide to omnichannel

Sora 2 is one of the fastest-moving AI products of 2025: a next-generation video + audio generation system from OpenAI that produces short cinematic clips

How Many GPUs to train gpt-5? All You Need to Know
Dec 2, 2025
GPT-5
OpenAI

How Many GPUs to train gpt-5? All You Need to Know

Training a state-of-the-art large language model (LLM) like GPT-5 is a massive engineering, logistical, and financial undertaking. Headlines and rumors about