GPT-5 is the flagship model OpenAI released in 2025 and represents the company's next-generation push around reasoning and agentic behavior. As the successor to GPT-4 it brings the lessons from the Reasoning Models line — OpenAI o1 and OpenAI o3 — into the core product. Multimodal input, deeper reasoning, and improved Tool Use for agent workflows are headline capabilities. Alongside Claude Opus and Gemini Pro it forms the current frontier triad most teams benchmark against.
MEVZU N°124ISTANBULYEAR I — VOL. III
Glossary · Beginner · 2025
GPT-5
OpenAI's flagship large language model from 2025, leading a generation focused on reasoning and agentic behavior.
- EN — English term
- GPT-5
- TR — Turkish term
- GPT-5