Head to head

Kimi vs DeepSeek

Kimi (Moonshot AI) and DeepSeek (DeepSeek) both sit in Writing. Kimi shipped more tracked changes in the last 30 days (11 vs 9). Every value below comes from the latest crawl of the vendors' own pages.

AttributeKimi

Moonshot AI

DeepSeek

DeepSeek

SegmentWritingWriting
VersionKimi K3DeepSeek-V4.1-Flash
Entry costPay-as-you-go based on token usage. See pricing tables for Kimi K3, K2.7, and K2.6 models.Pay-as-you-go API pricing. DeepSeek-V4.1-Flash starts at $0.15/1M input tokens (cache miss, off-peak) and $0.60/1M output tokens (off-peak).
Pricing tiersPay-as-you-go API usage freedeepseek-flash (Input Cache Hit - Off-Peak) $0.003 · deepseek-flash (Input Cache Hit - Peak) $0.006 · deepseek-flash (Input Cache Miss - Off-Peak) $0.15 · deepseek-flash (Input Cache Miss - Peak) $0.3 · deepseek-flash (Output - Off-Peak) $0.6 · deepseek-flash (Output - Peak) $1.2
Model stackKimi K2.6 · Kimi K2.7 Code · Kimi K3 · kimi-k2.5 · kimi-k2.7-code-highspeedDeepSeek-R1 · DeepSeek-V3.2 · deepseek-v4-flash · DeepSeek-V4-Flash-0731 · DeepSeek-V4-Flash-Vision-Exp · DeepSeek-V4-Pro · DeepSeek-V4-Pro-0813 · DeepSeek-V4.1-Flash
Context window1M1M
Public API
Routes models
Changes / 30d119
OriginChinaChina
CapabilitiesNative multimodal (visual + text), 1M-token context, Agentic tool use, Thinking / non-thinking modes, Dedicated coding models (k2.7-code, high-speed), Open weights, 1M token context, Multimodal inputReasoning mode, Open weights (MIT), OpenAI-compatible API, Context caching, Function calling, Thinking Mode, Context Caching, JSON Output

Kimi

Moonshot AI's assistant, known for very long context windows and the open-weight K2 agentic model.

Full Kimi record →

DeepSeek

Hangzhou lab whose V and R series models are released under permissive licences and undercut Western API pricing by an order of magnitude.

Full DeepSeek record →
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