Kimi K3.1 Pro HighSpeed

Kimi K3.1 Pro served at 2-3x output speed for latency-sensitive workloads.

Input price: $4.1756
Output price: $21.8416

Context: 1M
Max output: 1M

Capability: 162 (#14 of 79)
Human preference: 1457
30-day uptime: —

Released: 2026-10-23

InputTextImageVideoOutputText

Providers

Providers that serve this model. With Auto, each request goes to the best available provider. Prices in USD per 1M tokens; stats cover the last 30 days.

AutoInput$4.1756Output$21.8416Cache read$0.20878Context1MMax output1MWe send each request to the best-priced healthy provider. You pay that provider’s price.Moonshot AI (Kimi)Input$4.1756Output$21.8416Cache read$0.20878ChinaNo trainingTencent Cloud TokenHubInput$4.1756Output$21.8416Cache read$0.20878ChinaNo training

Pricing

All prices for this model, by service tier.

Input: $4.1756; per 1M tokens
Output: $21.8416; per 1M tokens
Cache read: $0.20878; per 1M tokens
Cache write (5 min): $4.1756; per 1M tokens
Cache write (1 hour): $8.3512; per 1M tokens

Try it

Runs on your balance and is billed like any API request.

curl https://api.ohmygpt.com/v1/chat/completions \
  -H "Authorization: Bearer $OHMYGPT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "moonshot/kimi-k3.1-pro-highspeed",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'

import os

from openai import OpenAI

client = OpenAI(
    api_key=os.environ["OHMYGPT_API_KEY"],
    base_url="https://api.ohmygpt.com/v1",
)

response = client.chat.completions.create(
    model="moonshot/kimi-k3.1-pro-highspeed",
    messages=[{"role": "user", "content": "Hello"}],
)
print(response.choices[0].message.content)

import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.OHMYGPT_API_KEY,
  baseURL: "https://api.ohmygpt.com/v1",
});

const response = await client.chat.completions.create({
  model: "moonshot/kimi-k3.1-pro-highspeed",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(response.choices[0].message.content);

The answer streams in here.

Billed by usage

Similar models

Other models with the same output types at a similar price.

Better value: more capable, lower price
Pareto frontier
This model
Similar models

Capability scores are from Epoch AI’s Epoch Capabilities Index (CC BY 4.0, as of 2026-11-10), which combines dozens of benchmarks with GPT-5 set at 150. epoch.ai/eci

Price: our current input price per 1M tokens in USD, lowest across channels. Dated snapshots and resold copies of the same model are merged into one point; free models are not shown.

Shaded area: capability above and price below the median of all models. Pareto frontier: no other model is both cheaper and more capable.

Kimi K3.1 Pro HighSpeedThis model

Capability: 162
Input: $4.1756
Output: $21.8416

Claude Opus 5.5

Capability: 169
Input: $4.40–$4.84
Output: $22.00–$24.20

GPT-5.5

Capability: 160
Input: $4.50–$9.00
Output: $27.00–$40.50

Ember-1

Capability: —
Input: $3.00
Output: $15.00

Kimi K3

Capability: 159
Input: $2.827–$4.50
Output: $14.133–$22.50

Human preference ratings are from the LMArena Text Arena (CC BY 4.0, as of 2026-11-09): Elo ratings from blind votes, on a different scale from capability scores. lmarena.ai/leaderboard/text