Is DeepSeek V4 Pro or deepseek-ai/DeepSeek-R1 cheaper?

deepseek-ai/DeepSeek-R1 is cheaper on output tokens ($2.18 vs $3.48 per 1M).

Which has the larger context window, DeepSeek V4 Pro or deepseek-ai/DeepSeek-R1?

DeepSeek V4 Pro has the larger context window (1M tokens).

DeepSeek V4 Pro vs deepseek-ai/DeepSeek-R1

deepseek-ai/DeepSeek-R1 is cheaper on output tokens, while DeepSeek V4 Pro offers a larger context window. Choose DeepSeek V4 Pro or deepseek-ai/DeepSeek-R1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	DeepSeek V4 Pro	deepseek-ai/DeepSeek-R1
Provider	SiliconFlow	SiliconFlow
Input / 1M tokens	$1.74	$0.50
Output / 1M tokens	$3.48	$2.18
Context window	1M	164K
Parameters	1.6T	671B
Open weights	Yes	No
Released	Apr 2026	May 2025

DeepSeek V4 Pro details →deepseek-ai/DeepSeek-R1 details →

FAQ

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