Kimi K3 API Pricing

Moonshot AI · released Jul 16, 2026 · 1.05M context · API model ID kimi-k3

Kimi K3 by Moonshot AI API pricing: $3.00 per 1M input tokens and $15.00 per 1M output tokens (provider list price via models.dev, Oct 10, 2026).

Prices

Kimi K3 prices, USD per 1M tokens
PriceUSD per 1M tokens
Input$3.00
Output$15.00
Cache read$0.30
Cache write$3.00

Moonshot AI's list price for its own API, as compiled by models.dev and checked Oct 10, 2026, 09:00 UTC. Prices on cloud platforms and resellers can differ. Provider documentation

Estimated monthly cost

$3,150

per month

per day
$105.00
per request
$0.0105

Cost = input tokens × input price + output tokens × output price, 30 days a month. Cached input uses the cache read price. Cache write fees are not included.

Compare this workload across models

Monthly cost by workload

WorkloadPer month
Chatbot1,000 in / 500 out tokens, 10,000 requests a day$3,150/mo
RAG8,000 in / 500 out tokens, 5,000 requests a day$4,725/mo
Coding agent50,000 in / 2,000 out tokens, 1,000 requests a day, 80% cached input$2,160/mo

Context and capabilities

Context
1,048,576 tokens
Max output
1,048,576 tokens
Input
text, image, video
Output
text
Knowledge cutoff
Not published
Open weights
Yes
Tool calling
Yes
Reasoning
Yes
Structured outputs
Yes

Capabilities and limits as listed by models.dev.

Similarly priced models

Compare Kimi K3

Price history

No price changes since we started tracking on Oct 8, 2026.

Questions

How much does Kimi K3 cost per month?
For a chatbot handling 10,000 requests a day with 1,000 input and 500 output tokens each, Kimi K3 costs about $3,150 per month at Moonshot AI's list prices ($3.00 per 1M input tokens, $15.00 per 1M output tokens).
Does Kimi K3 support prompt caching?
Yes. Cached input costs $0.30 per 1M tokens, compared with $3.00 for regular input. Writing to the cache costs $3.00 per 1M tokens.
How long is Kimi K3's context window?
Kimi K3 accepts up to 1,048,576 tokens (1.05M) of context and returns up to 1,048,576 tokens per response.