Amazon's previous flagship Nova model with multimodal capabilities.
Z.ai's large-scale reasoning flagship for complex software engineering and long-horizon agent tasks.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Nova Pro and GLM 5.3 are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
Nova Pro has a lower blended cost. Nova Pro: $0.80 input / $3.20 output. GLM 5.3: $1.40 input / $4.40 output.
GLM 5.3 has a larger context window: Nova Pro supports 300K tokens vs GLM 5.3 at 1M tokens.
Nova Pro supports vision/image input, but GLM 5.3 does not.
Key differences: only Nova Pro supports vision input; only GLM 5.3 offers extended reasoning mode. Compare full specs on this page.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Nova Pro and GLM 5.3 for free on idapt.app to see which performs better for your specific needs.
