NousResearch's flagship large-scale reasoning model based on Llama 4.
OpenAI's new flagship for demanding end-to-end work: advanced analysis, software engineering, deep research, scientific work, and document creation.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Hermes 4 405B and GPT 6 Astra 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.
Hermes 4 405B has a lower blended cost. Hermes 4 405B: $1.00 input / $3.00 output. GPT 6 Astra: $10.00 input / $50.00 output.
GPT 6 Astra has a larger context window: Hermes 4 405B supports 131K tokens vs GPT 6 Astra at 1.1M tokens.
GPT 6 Astra supports vision/image input, but Hermes 4 405B does not.
Key differences: Hermes 4 405B is significantly cheaper; only GPT 6 Astra 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 Hermes 4 405B and GPT 6 Astra for free on idapt.app to see which performs better for your specific needs.