Grok 3 vs NVIDIA Nemotron 3 Super (free)

Compare Grok 3 by xAI against NVIDIA Nemotron 3 Super (free) by NVIDIA, context windows of 128K vs 262K, tested across 27 shared challenges. Updated March 2026.

Which is better, Grok 3 or NVIDIA Nemotron 3 Super (free)?

Grok 3 and NVIDIA Nemotron 3 Super (free) are both competitive models. Context windows: 128K vs 262K tokens. Compare their real outputs side by side below.

Key Differences Between Grok 3 and NVIDIA Nemotron 3 Super (free)

Grok 3 is made by xai while NVIDIA Nemotron 3 Super (free) is from nvidia. Grok 3 has a 128K token context window compared to NVIDIA Nemotron 3 Super (free)'s 262K.

Our Verdict
Grok 3
Grok 3
NVIDIA Nemotron 3 Super (free)
NVIDIA Nemotron 3 Super (free)

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call
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