token.app › Compare › Nemotron 3.5 Lightning vs Grok 4.6

Nemotron 3.5 Lightning vs Grok 4.6

Nemotron 3.5 Lightning is 29× cheaper per token on a blended 3:1 basis. Grok 4.6 accepts the larger context window (500K).

Head to head
Blended price uses a 3:1 input:output mix
Nemotron 3.5 LightningGrok 4.6
ProviderNVIDIASpaceXAI
Input $/1M$0.070$2.00
Output $/1M$0.200$6.00
Blended $/1M$0.103$3.00
Context window262K500K
Max output236K450K
ReleasedAug 2026Aug 2026
LicenceOpen weightsProprietary
Choose Nemotron 3.5 Lightning if…
  • Costs less per token — $0.103 vs $3.00 blended
  • Open weights — self-hostable
Choose Grok 4.6 if…
  • Larger context window (500K)
  • Newer model (released Aug 2026)
FAQ
Which is better, Nemotron 3.5 Lightning or Grok 4.6?
We do not hold independently-run benchmark scores covering both Nemotron 3.5 Lightning and Grok 4.6, so we make no quality claim. Their pricing and specifications are compared on this page.
Is Nemotron 3.5 Lightning cheaper than Grok 4.6?
Nemotron 3.5 Lightning is cheaper: $0.103 versus $3.00 per million tokens blended at 3:1 input:output. Input alone: $0.070 vs $2.00. Output alone: $0.200 vs $6.00.
What context windows do Nemotron 3.5 Lightning and Grok 4.6 have?
Nemotron 3.5 Lightning: 262,144 tokens. Grok 4.6: 500,000 tokens.
Who makes Nemotron 3.5 Lightning and Grok 4.6?
Nemotron 3.5 Lightning is made by NVIDIA. Grok 4.6 is made by SpaceXAI.
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