Kimi K3.1 Pro Highspeed API Pricing
Kimi K3.1 Pro Highspeed costs $4.00 per 1M input tokens and $20.00 per 1M output tokens. These rates were last verified on .
Published rates and billing units
| Billing dimension | USD list price |
|---|---|
| Input / 1M tokens | $4.00 |
| Cached input / 1M tokens | $0.20 |
| Output / 1M tokens | $20.00 |
Verified 2026-11-12 · Official source · Pricing methodology. Taxes, optional services and account-specific discounts are not included.
Cost examples
These examples use published list prices only. They exclude taxes, enterprise discounts, minimum charges, retries, batch discounts, and provider-specific billing rules.
1M input + 1M output
$24.00
A direct per-million comparison against every other text model.
100K input + 25K output
$0.90
A compact chat, summarization, or analysis workload.
10M input + 2M output
$80.00
A monthly production estimate for heavier RAG or agent traffic.
75% cached input + 250K output
$6.15
Cached input is about 95% cheaper than standard input at list price.
Calculator for Kimi K3.1 Pro Highspeed
Enter your own input, output, and cached-token assumptions. This calculator is preloaded with only Kimi K3.1 Pro Highspeed, so the result stays focused on this model.
Input cost
$4.00
Output cost
$20.00
Total
$24.00
Price history
No list-price movement across 18 daily snapshots from 2026-10-25 to 2026-11-11.
When to use Kimi K3.1 Pro Highspeed
Good fit
- reasoning-heavy prompts, planning, analysis, and multi-step tool use
Be careful with
- bulk summarization or simple classification where cheaper models can pass evaluation
- decisions that depend on unpublished context-window limits without checking the provider docs first