Using Kimi K3.1 Pro Highspeed on Moonshot AI Kimi

Implementation guide · Kimi · Moonshot AI

Serverless

Moonshot AI Kimi exposes Kimi K3.1 Pro Highspeed through model ID kimi-k3.1-pro-highspeed. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-10-23. Next refresh: weekly.

Quick Start

1
Create an account at Moonshot AI Kimi and generate an API key.
2
Use the Moonshot AI Kimi SDK or REST API to call kimi-k3.1-pro-highspeed — see the documentation for request format.
3
You'll be billed $4.00/1M input, $20.00/1M output tokens. See full pricing.

API Portal Documentation Pricing Model Card

Code Examples

See Moonshot AI Kimi documentation for integration details.

Pricing on Moonshot AI Kimi

Type	Price (per 1M)
Input tokens	$4.00
Output tokens	$20.00

Capabilities

VisionMultimodalReasoningJSON / Tool useStructured OutputsPrompt Caching

About Kimi K3.1 Pro Highspeed

Kimi K3.1 Pro Highspeed is the high-speed variant of Moonshot AI's Kimi K3.1 Pro, offered on the Kimi API with the same 1,048,576-token context window. It keeps always-on reasoning with low, high and max effort, image and video input, tool calling and strict JSON Schema structured output, at double the K3.1 Pro token price. Released 2026-10-23 alongside K3.1 Pro.

Full model details →

Model Specs

Released2026-10-23

Context1M

ArchitectureMixture of Experts

Moonshot AI

New York City, New York, United States