Kimi K3 API pricing

Call kimi-k3 through RouterPlex's OpenAI-compatible API — vendor list price, 0% markup, billed per token from a prepaid balance. No subscription required.

Input / 1M tokens
$3.00
Output / 1M tokens
$15.00
Context window
1M
Provider
Moonshot

Moonshot prices cache-hit input at $0.30, cache-miss input at $3, and output at $15 per 1M tokens. RouterPlex bills each category at those published rates.

Use it in one request.

curl https://api.routerplex.com/v1/chat/completions \
  -H "Authorization: Bearer $ROUTERPLEX_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "kimi-k3",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Works with any OpenAI SDK or tool — just change the base URL. See the quickstart.

Common questions.

How much does the Kimi K3 API cost?

Through RouterPlex, Kimi K3 costs $3.00 per 1M input tokens and $15.00 per 1M output tokens — the vendor list price with 0% markup, billed per token from a prepaid balance you top up from $5. Moonshot prices cache-hit input at $0.30, cache-miss input at $3, and output at $15 per 1M tokens. RouterPlex bills each category at those published rates.

What is the context window of Kimi K3?

Kimi K3 supports a 1M token context window on RouterPlex.

Can I use Kimi K3 with the OpenAI SDK?

Yes. RouterPlex serves Kimi K3 through an OpenAI-compatible endpoint at https://api.routerplex.com/v1 — point any OpenAI SDK or tool at that base URL with your RouterPlex key and set model to "kimi-k3".

Try Kimi K3 in minutes.

Top up from $5, or see all model pricing and plans.

Get my API key
Kimi K3 API Pricing · RouterPlex