token.app › Compare › Nemotron 3.5 Lightning (free) vs Xing4.0 29B A4B (free)

Nemotron 3.5 Lightning (free) vs Xing4.0 29B A4B (free)

Nemotron 3.5 Lightning (free) accepts the larger context window (1M).

Head to head
Blended price uses a 3:1 input:output mix
Nemotron 3.5 Lightning (free)Xing4.0 29B A4B (free)
ProviderNVIDIAXingchen agi
Input $/1MFreeFree
Output $/1MFreeFree
Blended $/1MFreeFree
Context window1M262K
Max output66K236K
ReleasedAug 2026Oct 2026
LicenceOpen weightsOpen weights
Choose Nemotron 3.5 Lightning (free) if…
  • Larger context window (1M)
Choose Xing4.0 29B A4B (free) if…
  • Newer model (released Oct 2026)
FAQ
Which is better, Nemotron 3.5 Lightning (free) or Xing4.0 29B A4B (free)?
We do not hold independently-run benchmark scores covering both Nemotron 3.5 Lightning (free) and Xing4.0 29B A4B (free), so we make no quality claim. Their pricing and specifications are compared on this page.
Is Nemotron 3.5 Lightning (free) cheaper than Xing4.0 29B A4B (free)?
They cost the same on a blended 3:1 basis: Free per million tokens.
What context windows do Nemotron 3.5 Lightning (free) and Xing4.0 29B A4B (free) have?
Nemotron 3.5 Lightning (free): 1,000,000 tokens. Xing4.0 29B A4B (free): 262,144 tokens.
Who makes Nemotron 3.5 Lightning (free) and Xing4.0 29B A4B (free)?
Nemotron 3.5 Lightning (free) is made by NVIDIA. Xing4.0 29B A4B (free) is made by Xingchen agi.
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