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GPT-4.1 Nano vs Grok 3

Grok 3 leads in 3 of 8 categories

Arena ELO

Grok 3

Cheaper

GPT-4.1 Nano

Faster

Grok 3

Detailed Comparison

CategoryGPT-4.1 NanoGrok 3
ProviderOpenAI xAI
Context Window128K 131K WIN
Input Price ($/1M)$0.1 WIN$3
Output Price ($/1M)$0.4 WIN$15
Arena ELON/A 1391 WIN
CodingN/A unknown
ReasoningN/A 93.3% AIME 2025
Speed (tokens/sec)N/A ~55 t/s WIN
Open SourceNo No

Frequently Asked Questions

Which is cheaper, GPT-4.1 Nano or Grok 3?

GPT-4.1 Nano is approximately 97% cheaper than Grok 3 per million tokens.

Which is better for coding, GPT-4.1 Nano or Grok 3?

GPT-4.1 Nano scores N/A on coding benchmarks, while Grok 3 scores unknown.

Which has a larger context window?

GPT-4.1 Nano supports 128K context, while Grok 3 supports 131K.

Is GPT-4.1 Nano or Grok 3 open source?

GPT-4.1 Nano is proprietary. Grok 3 is proprietary.