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DeepSeek-R1 vs Grok 4.5

DeepSeek-R1 is cheaper on output tokens, while Grok 4.5 offers a larger context window. Choose DeepSeek-R1 or Grok 4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecDeepSeek-R1Grok 4.5
ProviderAzureSpaceXAI
Input / 1M tokens$1.35$2.00
Output / 1M tokens$5.40$6.00
Context window164K500K
Parameters671B—
Open weightsYes—
ReleasedJan 2025—
LMArena (Chatbot Arena) Elo score14281448
GPQA Diamond score76.393.4
Epoch Capabilities Index score141154
LMArena WebDev Elo score—1553
LMArena Vision Elo score—1288

FAQ

Is DeepSeek-R1 or Grok 4.5 cheaper?

DeepSeek-R1 is cheaper on output tokens ($5.40 vs $6.00 per 1M).

Which has the larger context window, DeepSeek-R1 or Grok 4.5?

Grok 4.5 has the larger context window (500K tokens).

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.