Kimi K3
Moonshot AIUpdated July 2026. Kimi K3 by Moonshot AI: $3.00/M cache-miss input, $15.00/M output tokens. Cached input: $0.3/M. 1.0M context, 1.0M max output. Vision & Video. Free calculator + compare 40+ models.
Input Price
$3.00
cache miss / 1M tokens
Cached Input
$0.3
per 1M tokens
Output Price
$15.00
per 1M tokens
Context Window
1.0M
tokens
Specifications
| Provider | Moonshot AI |
| Model ID | kimi-k3 |
| Input Price | $3.00 / 1M cache-miss tokens |
| Cached Input Price | $0.3 / 1M tokens |
| Output Price | $15.00 / 1M tokens |
| Context Window | 1.0M tokens |
| Max Output | 1.0M tokens |
| Capabilities | textvisionvideofunction_callingstructured_output |
| Release Date | 2026-07-16 |
| Pricing Source | Official Moonshot AI pricing |
| Price Verified | 2026-07-19 · Kimi K3 global API pricing is published in USD. Earlier K2-series China API entries remain in CNY. |
| Notes | Always-reasoning K3 API with automatic context caching and max reasoning effort. Input plus output cannot exceed 1,048,576 tokens. Moonshot announced full-weight availability by 2026-07-27. |
Monthly Cost Estimates
Estimated monthly costs based on different daily usage levels (assuming 50% input / 50% output split). Input estimates use cache-miss pricing, so cache-heavy workloads can be lower.
| Daily Tokens | Monthly Cost | Annual Cost |
|---|---|---|
| 10K | $2.70 | $32.40 |
| 50K | $13.50 | $162.00 |
| 100K | $27.00 | $324.00 |
| 500K | $135.00 | $1620.00 |
| 1.0M | $270.00 | $3240.00 |
About Kimi K3
Kimi K3 is a large language model by Moonshot AI. It features a 1.0M token context window with up to 1.0M tokens of output per request. The model supports 5 capabilities: text, vision, video, function_calling, structured_output.
At $3.00 per million cache-miss input tokens and $15.00 per million output tokens, Kimi K3 is positioned as a mid-range option in the Moonshot AI lineup. Repeated prefix input can be charged at $0.3 per million cached tokens. Use our Token Counter to estimate how many tokens your prompts use, and our Pricing Calculator to compare costs across all models.
Kimi K3 Key Details
- Pricing: $3.00/M cache-miss input tokens, $0.3/M cached input tokens, $15.00/M output tokens
- Context window: 1.0M tokens — one of the largest available
- Max output: 1.0M tokens per response
- Capabilities: text, vision, video, function_calling, structured_output
- Highlights: Always-reasoning K3 API with automatic context caching and max reasoning effort. Input plus output cannot exceed 1,048,576 tokens. Moonshot announced full-weight availability by 2026-07-27.
- Released: 2026-07-16
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FAQ
How much does Kimi K3 cost?
Kimi K3 costs $3.00 per million cache-miss input tokens and $15.00 per million output tokens. Cached input costs $0.3 per million tokens. For a typical workload of 100K input tokens/day and 50K output tokens/day, expect approximately $31.50/month before cache-hit savings.
What is Kimi K3's context window?
Kimi K3 supports a context window of 1.0M tokens. This means your combined input prompt and output response can be up to 1.0M tokens. The maximum output per response is 1.0M tokens.
Is Kimi K3 good for my use case?
Kimi K3 supports text, vision, video, function_calling, structured_output. As a mid-range model, it balances capability and cost for most production use cases. Use our Pricing Calculator to compare with alternatives.