Kimi K2 0905 pricing
Kimi K2 0905 is the September update of Kimi K2 0711. It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with… Kimi K2 0905 from Moonshot AI (Kimi) costs $0.600 per 1M input tokens and $2.50 per 1M output tokens. Context window 262,144 tokens.
API id kimi-k2-0905 · Moonshot AI (Kimi) · source · updated 2026-09-26 · general-purpose
$0.600
Input / 1M tokens
$2.50
Output / 1M tokens
—
Cached input / 1M
262K
Context window
Kimi K2 0905 specifications
- Provider
- Moonshot AI (Kimi)
- API id
kimi-k2-0905- Model type
- general-purpose
- Context window
- 262K tokens
- Max output
- 98K tokens
- Currency
- USD
- Price source
- Provider API
- Last checked
- 2026-09-26
Kimi K2 0905 across providers
The same model, priced by every seller we track. Ranked by the cost of 1M input + 1M output tokens, standard tier; savings measured against buying from the vendor directly.
| Provider | Input /1M | Cached /1M | Output /1M | 1M in + 1M out | vs vendor |
|---|---|---|---|---|---|
| $0.600 | — | $2.50 | $3.10 | — | |
OpenRouterHost | $0.600 | — | $2.50 | $3.10 | — |
What Kimi K2 0905 costs in practice
| Workload | Input tokens | Output tokens | Estimated cost |
|---|---|---|---|
| Short chat turn | 1,000 | 500 | $0.0019 |
| Document summary | 50,000 | 2,000 | $0.03 |
| 1M tokens in, 200K out | 1,000,000 | 200,000 | $1.10 |
Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.
Common questions
- How much does Kimi K2 0905 cost per 1M tokens?
- Kimi K2 0905 costs $0.600 per 1M input tokens and $2.50 per 1M output tokens on the standard tier.
- What is Kimi K2 0905's context window?
- Kimi K2 0905 accepts up to 262,144 tokens in a single request, and can return up to 98,304 output tokens.
- Is there a cheaper Kimi model than Kimi K2 0905?
- Yes. Kimi K2 0711 is $0.570 per 1M input tokens versus $0.600 for Kimi K2 0905, with a 131,072 token context window.
- Where does this Kimi K2 0905 price come from?
- From the OpenRouter catalogue, because Moonshot AI (Kimi) does not publish machine-readable pricing. OpenRouter is a reseller, so its rate can differ from Moonshot AI (Kimi)'s own — verify before committing spend.