Last week, when OpenAI launched GPT-5, it told software engineers the model was designed to be a “true coding collaborator” that excels at generating high-quality code and performing agentic, or automated, software tasks. While the company didn’t say so explicitly, OpenAI appeared to be taking direct aim at Anthropic’s Claude Code, which has quickly become many developers’ favored tool for AI-assisted coding.But developers tell WIRED that GPT-5 has been a mixed bag so far. It shines at technical...