# Introducing GPT-5.2-Codex

DevFeed: [Introducing GPT-5.2-Codex](<https://devfeed.tech/articles/introducing-gpt-5-2-codex-6489.md>)

Original publisher: [Read original article](<https://openai.com/index/introducing-gpt-5-2-codex>)

Published: 2025-12-18T00:00:00Z

Content type: release

Language: en

Sources: [OpenAI News](<https://devfeed.tech/sources/openai-news.md>)

Topics: [agentic-coding](<https://devfeed.tech/topics/agentic-coding.md>), [OpenAI](<https://devfeed.tech/topics/openai.md>), [Threat Research](<https://devfeed.tech/topics/threat-research.md>), [Software Engineering](<https://devfeed.tech/topics/software-engineering.md>), [long-context](<https://devfeed.tech/topics/long-context.md>), [Terminal](<https://devfeed.tech/topics/terminal.md>), [Windows](<https://devfeed.tech/topics/windows.md>), [Deployment](<https://devfeed.tech/topics/deployment.md>)

Tags: [agentic-coding](<https://devfeed.tech/tags/agentic-coding.md>), [benchmarks](<https://devfeed.tech/tags/benchmarks.md>), [cybersecurity](<https://devfeed.tech/tags/cybersecurity.md>), [deployment](<https://devfeed.tech/tags/deployment.md>), [long-context](<https://devfeed.tech/tags/long-context.md>), [openai](<https://devfeed.tech/tags/openai.md>), [product](<https://devfeed.tech/tags/product.md>), [terminal](<https://devfeed.tech/tags/terminal.md>), [windows](<https://devfeed.tech/tags/windows.md>)

## AI overview

OpenAI introduces GPT-5.2-Codex, an agentic coding model optimized for complex software engineering. It improves long-horizon work, large code changes, Windows development, tool calling, factuality, context handling, and cybersecurity, with state-of-the-art results on SWE-Bench Pro and Terminal-Bench 2.0.

## Source excerpt

GPT-5.2-Codex is OpenAI's most advanced coding model, offering long-horizon reasoning, large-scale code transformations, and enhanced cybersecurity capabilities.