Kimi K3.1 Pro
Kimi's flagship reasoning model, with visual understanding.
kimi-k3.1-proGet API keyPricing USD per million tokens
| Tokens | Per 1M tokens |
|---|---|
| Input | $1.20 |
| Cached input | $0.12 |
| Cache write (5 min) | $1.20 |
| Cache write (1 hour) | $2.40 |
| Output | $6.00 |
Reasoning tokens are billed as output. Each answer's usage carries cost_usd, the amount taken from your balance; a request with no answer costs $0.00.
Request
curl https://api.revana.si/v1/chat/completions \
-H "Authorization: Bearer $REVANA_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"kimi-k3.1-pro","messages":[{"role":"user","content":"Write a haiku about routing."}]}'import os
from openai import OpenAI
client = OpenAI(base_url="https://api.revana.si/v1", api_key=os.environ["REVANA_API_KEY"])
reply = client.chat.completions.create(
model="kimi-k3.1-pro",
messages=[{"role": "user", "content": "Write a haiku about routing."}],
)
print(reply.choices[0].message.content)Any OpenAI SDK works: set the base URL to https://api.revana.si/v1. Streaming, tools and the rest are in the chat completions docs.
Details
kimi-k3.1-proPOST /v1/chat/completions1 route
One route today. A request that gets no answer is not charged.
About the Kimi K3.1 Pro API
How much does the Kimi K3.1 Pro API cost?
Kimi K3.1 Pro costs $1.20 per million input tokens, $0.12 per million cached input tokens and $6.00 per million output tokens on Revana. You pay from prepaid credit for the tokens each request used, with no subscription or minimum.
Is Kimi K3.1 Pro cheaper on Revana than on Moonshot AI?
Yes, 40% or more below the list price. Moonshot AI lists Kimi K3.1 Pro at $2.00 per million input tokens and $10.00 per million output tokens (https://platform.moonshot.ai/docs/pricing/chat, checked 2026-11-05); Revana charges $1.20 and $6.00 for the same model.
How do I call Kimi K3.1 Pro from code?
Use any OpenAI SDK with base URL https://api.revana.si/v1 and your Revana API key, and set model to "kimi-k3.1-pro". POST /v1/chat/completions takes the OpenAI request body, streamed or not.
What happens if a request fails?
A request that gets no answer costs nothing.
Is Kimi K3.1 Pro on Revana the same model?
Yes. Revana passes your request to Kimi's model unchanged and returns its answer in the OpenAI format, with the usage it reported and what the request cost.
More from Kimi
- Kimi K2.5 $0.514 in / $0.6939 out per 1M tokens
- Kimi K2.6 $0.57 in / $2.40 out per 1M tokens
- Kimi K2.7 Code $0.57 in / $2.40 out per 1M tokens
- Kimi K3 $1.80 in / $9.00 out per 1M tokens
- Kimi K3.1 Pro Highspeed $2.40 in / $12.00 out per 1M tokens
Also as markdown for agents. Every language model and price: llms.json.