K3.1K3.1 Studio
Kimi K3.1 Pro is live

The independent workbench
for Kimi K3.1 Pro

Build, review, and analyze with a model optimized for long-context coding and multimodal reasoning. Upload screenshots, videos, documents, or entire project briefs and get structured, exportable results.

Unofficial independent platform. Not affiliated with Moonshot AI.

Near-Opus coding

Generate and review full project code with a model built for long-horizon software work.

1M-token context

Load large documents, repository briefs, and research sets without losing the thread.

Image & video input

Upload screenshots, UI mockups, product videos, or walkthroughs for structured analysis.

Open weights soon

Prepare for local deployment when Kimi K3.1 Pro weights become available.

ChatFilesArtifacts
Kimi K3.1 Pro
I can turn this brief into a project plan, file structure, and starter code. Add a screenshot or video and I’ll align the implementation with your existing design.
You
Create a dashboard for emissions data with filters, charts, and CSV export.
Ask anything or drop files…
Image · Video · DocumentEst. 3 credits
Workbench scenarios

Built for project-level work, not casual chat

Every mode is designed around a concrete developer task, with structured output and reusable history.

Project scaffold
Build

Full Project Coding

Turn a brief into an architecture plan, file map, and starter implementation.

Code review
Review

Codebase Audit

Ask for risks, missing tests, dependency issues, and refactor priorities.

Document analysis
Analyze

Long Document Research

Extract requirements, compare contracts, or synthesize dense technical material.

Multimodal input
IMG
VID
Understand

Image & Video Analysis

Convert UI screenshots into frontend specs and product videos into action items.

Agent plan
Goal
Research
Code
Verify
Plan

Agent Task Planning

Break complex goals into tool-ready steps with success criteria.

3D scene graph
Create

3D & Game Systems

Prototype scene structures, shaders, game loops, and interaction systems.

Open weights countdown

Local deployment is next

When the weights open, K3.1 Studio will support connecting your own endpoint and running the same workbench locally.

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Self-host roadmap

Bring your own infrastructure

Phase 1

API workbench

Use the hosted service with transparent credit metering.

Phase 2

Own endpoint

Point K3.1 Studio to your own Kimi-compatible inference server.

Phase 3

Local weights

Run fully on your hardware with local history and artifacts.

Comparison

Where K3.1 Pro fits

A concise, non-marketing view of what matters for long-context and multimodal development.

CapabilityKimi K3.1 ProClaude OpusGPT-6Gemini
Long-context coding1M tokensLargeLargeVery large
Image & video understandingYesImage-onlyImage & videoImage & video
Open weightsComing Nov 4NoNoPartial
Independent workbenchYes———
Prompt templates

Start with a task, not a blank box

Template

Project scaffold

Generate architecture, file tree, milestones, and starter code from a one-paragraph brief.

Template

Screenshot to spec

Convert a UI image into component structure, states, and accessibility notes.

Template

Video walkthrough

Extract product flows, bugs, and improvement ideas from a recorded demo.

FAQ

Questions, answered

Is this official?

No. K3.1 Studio is an unofficial independent platform and is not affiliated with Moonshot AI.

What can I upload?

Images, short videos, and documents. Larger files may be limited based on your plan and API policy.

How are credits used?

Credits are based on message length and attachment type. You always see the estimate before sending.

Can I use my own endpoint later?

Yes. The roadmap includes connecting your own Kimi-compatible endpoint when open weights are available.