Kimi K3 API pricing
1 provider serves Kimi K3. Kimi K3 is a proprietary API model, up to 1049K context. Prices below are per 1M tokens, cheapest input first.
Refreshed 2026-08-15 · list prices from provider APIsAbout Kimi K3
Kimi K3 was listed on the marketplace 2026-07-16 by Moonshotai. It is a text+image+video → text model with a 1049K-token context window. The weights are published as Kimi K3 on Hugging Face.
| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context | |
|---|---|---|---|---|---|
| OpenRouter marketplace quote | $3.00 | $15.00output floor | $0.300 | 1049K | Use |
Price since listing
First tracked input floor: $3.00/1M on 2026-07-17. Latest: $3.00/1M on 2026-08-15 (30 days tracked).
The cheapest way to run Kimi K3
On an illustrative 70M-input / 30M-output monthly workload, today's lowest listed cost is roughly $660/month, at OpenRouter. Input-heavy, output-heavy and cache-heavy workloads can produce different winners. Use the live mix calculator below rather than combining floors from two different providers. It is API-only, so the table above is your full set of options. Run your own numbers in the breakeven calculator, or read the breakeven math.
Your actual monthly cost
Cache read uses the listed cache rate where available; otherwise it falls back to normal input price. Batch, write-cache, volume and negotiated discounts are excluded.
Related models
| Model | Cheapest in $/1M | Cheapest out $/1M | Providers |
|---|---|---|---|
| Kimi K2 | $0.500 | $2.00 | 11 |
| Kimi K2 Thinking | $0.600 | $1.20 | 9 |
| Kimi K2.5 | $0.500 | $2.80 | 8 |
| Kimi K2.6 | $0.541 | $2.28 | 6 |
| Kimi K2.7 Code | $0.710 | $3.50 | 4 |
| MoonshotAI Kimi Latest | $2.00 | $5.00 | 2 |
FAQ
What is the cheapest API for Kimi K3?
As of 2026-08-15, the lowest input price for Kimi K3 is OpenRouter at $3.00 per 1M input tokens. The lowest output price is OpenRouter at $15.00 per 1M output tokens. The cheapest provider for a real workload depends on its input/output mix.
← All models · GPU rental prices · Breakeven calculator · Get this data as JSON