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GPT-4.1 Nano vs Grok 4

Grok 4 leads in 3 of 8 categories

Arena ELO

Grok 4

Cheaper

GPT-4.1 Nano

Faster

Grok 4

Detailed Comparison

CategoryGPT-4.1 NanoGrok 4
ProviderOpenAI xAI
Context Window128K 256K WIN
Input Price ($/1M)$0.1 WIN$0.2
Output Price ($/1M)$0.4 WIN$1
Arena ELON/A 1491 WIN
CodingN/A unknown
ReasoningN/A unknown
Speed (tokens/sec)N/A ~45 t/s WIN
Open SourceNo No

Frequently Asked Questions

Which is cheaper, GPT-4.1 Nano or Grok 4?

GPT-4.1 Nano is approximately 58% cheaper than Grok 4 per million tokens.

Which is better for coding, GPT-4.1 Nano or Grok 4?

GPT-4.1 Nano scores N/A on coding benchmarks, while Grok 4 scores unknown.

Which has a larger context window?

GPT-4.1 Nano supports 128K context, while Grok 4 supports 256K.

Is GPT-4.1 Nano or Grok 4 open source?

GPT-4.1 Nano is proprietary. Grok 4 is proprietary.

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