<p>Octofriend, a new open-source coding agent, allows developers to seamlessly switch between OpenAI's newly released GPT-5 and Anthropic's Claude models within a single interface. The project aims to provide flexibility in AI-assisted coding by leveraging the strengths of different models.</p> <p>The tool features an intuitive interface where developers can compare responses from different models or switch between them based on the specific coding task. With GPT-5's enhanced 272K context window and Claude's strong reasoning capabilities, Octofriend enables developers to choose the optimal model for each scenario.</p> <p>Key features include real-time model switching, conversation continuity across different AI models, and support for both GPT-5's new variants (Full, Mini, Nano) and Claude's latest versions. The agent maintains context when switching between models, allowing for seamless collaboration workflows.</p> <p>"We built Octofriend because different AI models excel at different tasks," the developers explain. "GPT-5's massive context window is perfect for large codebase analysis, while Claude excels at complex reasoning tasks. Why choose just one?"</p> <p>The project has gained attention on Hacker News for its timing with the GPT-5 release and its practical approach to multi-model AI assistance. Early users report that the ability to leverage different models' strengths significantly improves their development workflow efficiency.</p>