OpenAI's fastest, most affordable GPT-5.6 tier for high-volume, latency-sensitive work.
NVIDIA's mid-size Nemotron model based on Llama 3.3 at 49B scale.
No shared demos for these models yet.
No captured outputs for these models yet.
Both GPT 5.6 Luna and Nemotron Super 49B 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.
Nemotron Super 49B has a lower blended cost. GPT 5.6 Luna: $1.00 input / $6.00 output. Nemotron Super 49B: $0.40 input / $0.40 output.
GPT 5.6 Luna has a larger context window: GPT 5.6 Luna supports 1.1M tokens vs Nemotron Super 49B at 131K tokens.
GPT 5.6 Luna supports vision/image input, but Nemotron Super 49B does not.
Key differences: Nemotron Super 49B is significantly cheaper; only GPT 5.6 Luna supports vision input. 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 GPT 5.6 Luna and Nemotron Super 49B for free on idapt.app to see which performs better for your specific needs.