Claude Sonnet 4.5 vs NVIDIA Nemotron 3 Super (free)

Compare Claude Sonnet 4.5 by Anthropic against NVIDIA Nemotron 3 Super (free) by NVIDIA, context windows of 200K vs 262K, tested across 42 shared challenges. Updated March 2026.

Which is better, Claude Sonnet 4.5 or NVIDIA Nemotron 3 Super (free)?

Claude Sonnet 4.5 and NVIDIA Nemotron 3 Super (free) are both competitive models. Context windows: 200K vs 262K tokens. Compare their real outputs side by side below.

Key Differences Between Claude Sonnet 4.5 and NVIDIA Nemotron 3 Super (free)

Claude Sonnet 4.5 is made by anthropic while NVIDIA Nemotron 3 Super (free) is from nvidia. Claude Sonnet 4.5 has a 200K token context window compared to NVIDIA Nemotron 3 Super (free)'s 262K.

Our Verdict
Claude Sonnet 4.5
Claude Sonnet 4.5
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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