xAI's new flagship for coding, agentic tasks, and knowledge work, succeeding Grok 4.6 with its longest reinforcement learning run yet.
NousResearch's large model based on Llama 3.1 405B.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Grok 4.7 and Hermes 3 405B 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 3 405B has a lower blended cost. Grok 4.7: $2.00 input / $6.00 output. Hermes 3 405B: $1.00 input / $1.00 output.
Grok 4.7 has a larger context window: Grok 4.7 supports 500K tokens vs Hermes 3 405B at 131K tokens.
Grok 4.7 supports vision/image input, but Hermes 3 405B does not.
Key differences: only Grok 4.7 supports vision input; only Grok 4.7 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 Grok 4.7 and Hermes 3 405B for free on idapt.app to see which performs better for your specific needs.