Pricing, Performance & Features Comparison
GLM-4.7-Flash is a 30B Mixture-of-Experts (MoE) reasoning model with approximately 3.6B active parameters, designed for local deployment with best-in-class performance for coding, agentic workflows, and chat. It supports a 200K context window and achieves open-source state-of-the-art scores on benchmarks like SWE-bench Verified and τ²-Bench, excelling particularly in frontend and backend development capabilities.
GPT-5.3-Codex is OpenAI's most capable agentic coding model, combining frontier coding performance with the reasoning and professional knowledge capabilities of GPT-5.2 in a single model that is 25% faster than GPT-5.2-Codex. It is designed to handle long-running tasks involving research, tool use, and complex execution, enabling it to perform nearly any task a professional can do on a computer, from debugging and deployment to creating spreadsheets and presentations.