Kimi K3

Kimi K3

Moonshot AI
+
+

Related Products

  • Google AI Studio
    30 Ratings
    Visit Website
  • Checksum.ai
    1 Rating
    Visit Website
  • Retool
    593 Ratings
    Visit Website
  • JetBrains Junie
    12 Ratings
    Visit Website
  • Runpod
    230 Ratings
    Visit Website
  • BAND
    3 Ratings
    Visit Website
  • KrakenD
    71 Ratings
    Visit Website
  • TrustInSoft Analyzer
    6 Ratings
    Visit Website
  • Convesio
    63 Ratings
    Visit Website
  • MEXC
    188,765 Ratings
    Visit Website

About

Grok Code Fast 1 is a high-speed, economical reasoning model designed specifically for agentic coding workflows. Unlike traditional models that can feel slow in tool-based loops, it delivers near-instant responses, excelling in everyday software development tasks. Built from scratch with a programming-rich corpus and refined on real-world pull requests, it supports languages like TypeScript, Python, Java, Rust, C++, and Go. Developers can use it for everything from zero-to-one project building to precise bug fixes and codebase Q&A. With optimized inference and caching techniques, it achieves impressive responsiveness and a 90%+ cache hit rate when integrated with partners like GitHub Copilot, Cursor, and Cline. Offered at just $0.20 per million input tokens and $1.50 per million output tokens, Grok Code Fast 1 strikes a strong balance between speed, performance, and affordability.

About

Kimi K3 is Moonshot AI’s most capable model, built for frontier intelligence scenarios such as software engineering, knowledge work, deep reasoning, and multimodal understanding. The model has 2.8 trillion parameters and uses Kimi Delta Attention, a hybrid linear attention mechanism, along with Attention Residuals for long-context performance. Kimi K3 supports a 1 million token context window, making it useful for analyzing large codebases, long documents, complex knowledge bases, and multi-step workflows. It includes native visual understanding for images and videos, with support for structured message formats, base64 image input, uploaded video files, and multimodal reasoning. Developers can use Kimi K3 through an OpenAI-compatible API with support for streaming, structured JSON output, partial mode, custom tools, dynamic tool loading, and automatic context caching.

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Platforms Supported

Windows
Mac
Linux
Cloud
On-Premises
iPhone
iPad
Android
Chromebook

Audience

Grok Code Fast 1 is designed for developers, engineering teams, and coding platform providers who need a fast, cost-effective AI model optimized for real-world software development

Audience

Developers, AI agent builders, software engineering teams, research teams, enterprise AI groups, data teams, product teams, and organizations that need long-context reasoning, multimodal understanding, structured output, tool calling, coding support, and OpenAI-compatible API access

Support

Phone Support
24/7 Live Support
Online

Support

Phone Support
24/7 Live Support
Online

API

Offers API

API

Offers API

Screenshots and Videos

Screenshots and Videos

Pricing

$0.20 per million input tokens
$0.20 per million input tokens
$1.50 per million output tokens
$0.02 per million cached tokens
Free Version
Free Trial

Pricing

$3 per 1M tokens (input)
Kimi K3 is priced per 1 million tokens:

Cached input: $0.30
Uncached input: $3.00
Output: $15.00
Context window: 1,048,576 tokens

Cached inputs cost 90% less than uncached inputs, while generated output is the most expensive token category. Prices exclude applicable taxes, which are calculated based on the customer’s jurisdiction.
Free Version
Free Trial

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 5.0 / 5

Pros & Cons from Real Users

Pros

  • Kimi K3 looks seriously exciting from the perspective of a developer and AI agent builder. The 1M-token context window is the kind of thing that actually matters when you are working with large repos, long docs, product specs, logs, and messy multi-step agent workflows. I also like that Kimi is positioning it around long-horizon coding and end-to-end knowledge work, not just generic chat. The native visual understanding, tool calling support, and deep reasoning focus make it feel like a model built for agents that need to read, plan, inspect, code, and iterate across a real workflow. The 2.8T-parameter scale is also hard to ignore. If the real-world performance matches the positioning, Kimi K3 could be a very strong option for developers who want frontier-level capability with long context and multimodal inputs in the same stack.

Cons

  • It is still new, so I would want to test it heavily before depending on it for production agents. Big context windows are useful, but they do not automatically guarantee perfect repo understanding, reliable tool use, or consistent long-running execution.

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

SpaceXAI
Founded: 2023
United States
x.ai

Company Information

Moonshot AI
Founded: 2023
China
kimi.ai

Alternatives

JetBrains Junie

JetBrains Junie

JetBrains

Alternatives

Claude Opus 5

Claude Opus 5

Anthropic
Claude Fable 5

Claude Fable 5

Anthropic
Agent 3

Agent 3

Replit
Claude Sonnet 5

Claude Sonnet 5

Anthropic
Grok 4.5

Grok 4.5

SpaceXAI
Kimi K2.5

Kimi K2.5

Moonshot AI
Grok Build

Grok Build

SpaceXAI
Kimi K2

Kimi K2

Moonshot AI

Categories

Categories

Integrations

C
C#
C++
Cline
Go
Java
JavaScript
OpenCode
PHP
Python
Rust
Shiori
TypeScript
Visual Studio Code
CoreWeave
JetBrains Junie
OpenAI Codex
Rapid Claw
Together AI
Vercel AI Gateway

Integrations

C
C#
C++
Cline
Go
Java
JavaScript
OpenCode
PHP
Python
Rust
Shiori
TypeScript
Visual Studio Code
CoreWeave
JetBrains Junie
OpenAI Codex
Rapid Claw
Together AI
Vercel AI Gateway
Claim Grok Code Fast 1 and update features and information
Claim Grok Code Fast 1 and update features and information
Claim Kimi K3 and update features and information
Claim Kimi K3 and update features and information