Kimi K3 API pricing
Moonshot AI's Kimi models. Kimi K3, released 16 July 2026, costs $3 / $15 per 1M tokens with a 1M-token context window.
Kimi K3 prices
What it costs in practice
Kimi K3 at list prices, no batch discount.
| 1,000 chat replies1,500 tokens in and 300 out each | $9.00 |
|---|---|
| Summarising 100 long reports20,000 tokens in and 800 out each | $7.20 |
| A month of a coding agent400 tasks, 85% of input cached | $649 |
The coding-agent example assumes 85% of input is served from cache, typical for agents that resend the same context each step. Model your own workload
Details
kimi-k3Checked 27 Sep 2026 against Kimi API pricing and Morph (release date) .
Other Kimi versions
Still available through the API
| Model | Input / 1M | Output / 1M | Cached input | Context | Released |
|---|---|---|---|---|---|
Kimi K2.6Previous Open weights |
$0.95 | $4.00 | $0.16 | 256K | 20 Apr 2026 |
Kimi K2.6 details
Kimi K2.6
Previous$0.95 / $4.00 per 1M tokenscached $0.16 · 256K context
Newer option: Kimi K3 at $3.00 / $15.00. Checked 27 Sep 2026 against Kimi API pricing .
Compare Kimi K3
Price history
All changes- Moonshot launched Kimi K3 at $3 / $15. Source
Moonshot AI pricing rules
- Cached input is billed at a reduced rate.
Questions
How much does Kimi K3 cost?
As of 27 Sep 2026, Kimi K3 costs $3 per million input tokens and $15 per million output tokens, and $0.30 per million cached input tokens. Prices checked 27 Sep 2026.
What is the cheapest Kimi model?
Kimi K2.6, at $0.95 / $4 per million input / output tokens.
What is Kimi K3's context window?
1M tokens.
Does Kimi K3 support prompt caching?
Yes. Repeated input read from the cache costs $0.30 per million tokens, 90% less than normal input.