Kimi K3.1 Pro via the Tokenator API

What the model is for

Kimi K3.1 Pro is Moonshot AI's flagship open-weight multimodal reasoning model and a post-trained successor to Kimi K3, with a 1M-token context window. It is built for long-horizon coding, 3D creation, financial research, and end-to-end agentic knowledge work, with native image understanding.

Specification

Full nameKimi K3.1 Pro
API IDkimi-k3.1-pro
Model vendorMoonshotAI
TypeText model (chat / completions)
Context window1.05M tokens
Max output128K tokens
Image inputyes
Tokenator usage multiplier1.4×
Input modalitiestext, image
Supported API formats/v1/chat/completions /v1/responses /v1/messages
Upstream providers1
Current statusavailable
Data updated2026-11-02

Benchmarks

Intelligence index46

Artificial Analysis data loaded into the catalog for this model.

Upstream providers

ProviderMultiplier
AiPartners Ltd1.4×

A request goes to the first available provider by priority; if it fails, Tokenator switches to the next one.

Example request

curl
curl https://api.tokenator.top/v1/chat/completions \
  -H "Authorization: Bearer sk-your-tokenator-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "kimi-k3.1-pro",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Compatible tools

The model can be used in any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code, Cherry Studio, DeepSeek Harness, Hermes, Pi, OpenClaw.

FAQ about Kimi K3.1 Pro

What is the API ID of Kimi K3.1 Pro?

kimi-k3.1-pro — put this into the model field of your request.

What context window does Kimi K3.1 Pro have?

1.05M tokens; max output is 128K tokens.

How many tokens will a request cost?

(input + output) × 1.4×. See the documentation for details.

Which tools support this model?

Any tool that accepts a custom base URL: Claude Code, Codex CLI, OpenCode, Cursor, Cline, Kilo Code. Setup guides are in the integrations section.