Is deepseek-ai/DeepSeek-V3.1 or moonshotai/Kimi-K2.5 cheaper?

deepseek-ai/DeepSeek-V3.1 is cheaper on output tokens ($1.00 vs $2.25 per 1M).

Which has the larger context window, deepseek-ai/DeepSeek-V3.1 or moonshotai/Kimi-K2.5?

moonshotai/Kimi-K2.5 has the larger context window (262K tokens).

deepseek-ai/DeepSeek-V3.1 vs moonshotai/Kimi-K2.5

deepseek-ai/DeepSeek-V3.1 is cheaper on output tokens, while moonshotai/Kimi-K2.5 offers a larger context window. Choose deepseek-ai/DeepSeek-V3.1 or moonshotai/Kimi-K2.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Spec	deepseek-ai/DeepSeek-V3.1	moonshotai/Kimi-K2.5
Provider	SiliconFlow	SiliconFlow
Input / 1M tokens	$0.27	$0.45
Output / 1M tokens	$1.00	$2.25
Context window	164K	262K
Parameters	—	1T
Open weights	No	Yes
Released	Aug 2025	Jan 2026

deepseek-ai/DeepSeek-V3.1 details →moonshotai/Kimi-K2.5 details →

FAQ

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