OpenAI officially announced the release of GPT-5, the latest and most powerful iteration of its generative pre-trained transformer series. Marking a significant leap in artificial intelligence capabilities, GPT-5 sets new standards for natural language understanding, reasoning, multilingual fluency, and real-world task performance.

Building on the success of GPT-4o, GPT-5 integrates advances in long-context comprehension, tool-use efficiency, and factual grounding, making it the most versatile and trustworthy language model OpenAI has ever produced.

“With GPT-5, we’ve crossed a major milestone in aligning AI to human intent with greater safety and precision,” said Mira Murati, CTO of OpenAI. “This model doesn't just complete tasks — it collaborates, reasons, and learns alongside users more naturally than ever before.”

Key Features of GPT-5:

• Expanded Context Window: With a memory capacity extending beyond 256,000 tokens, GPT-5 can maintain coherent conversations over hours and handle entire books or codebases in one prompt.

• Multimodal Brilliance: GPT-5 seamlessly processes and generates text, images, audio, and video — unlocking richer, more intuitive interaction across formats.

• Advanced Tool Integration: The model boasts deeper native integration with tools such as code interpreters, web browsers, and custom APIs, enabling it to solve complex real-world problems with minimal human guidance.

• Improved Factual Accuracy: Thanks to an upgraded retrieval engine and post-training fine-tuning, GPT-5 shows a significant reduction in hallucinations and demonstrates stronger source attribution.

• Customisable Personas and Workflows: Users can now shape GPT-5's tone, task structure, and memory retention to match individual or organisational needs with greater control.

The release follows months of closed beta testing across enterprise, education, healthcare, and research sectors. Early adopters have reported up to 60% gains in productivity and a transformative impact on creative and analytical workflows.

Availability

GPT-5 is available starting today for ChatGPT Plus and ChatGPT Enterprise users, and it will soon be integrated across OpenAI’s API platform, Microsoft Copilot, and other partner products.

OpenAI also confirmed that GPT-5 was trained using rigorous alignment protocols, including extensive human feedback loops, to ensure responsible development and safe deployment at scale.