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About

Kilo Code is a powerful open-source coding agent designed to help developers build, ship, and iterate faster across every stage of the software development workflow. It offers multiple modes—including Ask, Architect, Code, Debug, and Orchestrator—so developers can switch seamlessly between tasks with tailored AI support. The platform includes features such as hallucination-free code, automatic failure recovery, and deep context awareness to ensure accuracy and reliability. Developers can run parallel agents, enjoy fast autocomplete, and even deploy applications with a single click. With access to 500+ models and integration across terminals, VS Code, and JetBrains editors, Kilo provides unmatched flexibility. As the #1 agent on OpenRouter with over 750,000 users, it has quickly become a preferred choice for modern AI-assisted development.

About

Muse Code is Meta’s terminal coding agent, powered by Muse Spark 1.2, for handling complex software engineering tasks across large repositories. The agent can plan changes, write code, validate results, and coordinate multiple persistent subagents during development sessions. Muse Code uses async background agents that stay active throughout a session to reduce repeated information gathering and help complete multi-step tasks with less steering. Its runtime uses a local event log that records model calls, tool runs, approvals, and edits so sessions can be replayed and resumed after failures. Muse Code includes bundled skills such as /plan for approval-gated planning, /grill for stress-testing plans, and /goal for working toward completion. Built for AI developers and software teams, Muse Code helps automate coding workflows, long-running engineering tasks, debugging, and repository-level development.

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

Kilo Code is ideal for developers and engineering teams seeking a fast, accurate, open-source AI coding agent that enhances every stage of the software development lifecycle.

Audience

Software engineers, AI developers, coding agent users, platform teams, DevOps teams, ML engineers, research teams, enterprise development teams, and organizations that need terminal coding agents, repository automation, code generation, debugging, validation, persistent subagents, replay-safe execution, long-running coding workflows, and end-to-end software development support

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

$15/user/month
Free Version
Free Trial

Pricing

$1.25 per 1M tokens (input)
Standard pricing: $1.25 per million input tokens and $4.25 per million output tokens

Discounted "contributor" tier costing $0.10 per million input tokens and $0.20 per million output tokens for users who agree to share feedback to improve the AI.
Free Version
Free Trial

Reviews/Ratings

Overall 5.0 / 5
ease 4.0 / 5
features 5.0 / 5
design 4.0 / 5
support 4.0 / 5

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5

Pros & Cons from Real Users

Pros

  • Ridiculously easy onboarding, slick UI, hyper-contextual code suggestions, smart refactoring, one-click docs generation, full-stack architecture templates, seamless VS Code integration . Feels like a senior architect whispering best practices in your ear while the whole squad’s velocity goes full turbo.

Cons

  • Tends to over-engineer fixes on legacy code, needs high-speed internet for real-time inference, and the AI occasionally hallucinates exotic patterns that require manual cleanup.

Pros & Cons from Real Users

Pros

  • Muse Code looks exciting because Meta is finally going after coding agents directly, not just releasing another general AI model. A terminal-based agent that can write code, inspect software, run tests, and validate changes is exactly the kind of workflow developers actually care about. The pricing angle is a big deal. Meta is pitching Muse Code as one of the more affordable coding agents, with a lower-cost tier that is reportedly less than one-tenth the cost of its general Muse Spark model. That matters if you use coding agents all day instead of just for the occasional refactor. I also like that it is powered by Muse Spark 1.2, which sounds more focused on software engineering than earlier Muse Spark releases. If Meta can make the agent reliable inside real repos, Muse Code could become a serious daily tool.

Cons

  • It is still in beta, so I would not trust it blindly yet. Coding agents need to prove themselves on messy codebases, failing tests, weird dependencies, security-sensitive changes, and long multi-step tasks. I would also want to see more independent developer feedback. Meta’s pricing and positioning are interesting, but the real test is whether Muse Code can consistently make good changes without wasting time or creating cleanup work.

Training

Documentation
Webinars
Live Online
In Person

Training

Documentation
Webinars
Live Online
In Person

Company Information

Kilo Code
Founded: 2025
United States
kilo.ai/

Company Information

Meta
Founded: 2004
United States
meta.ai

Alternatives

JetBrains Junie

JetBrains Junie

JetBrains

Alternatives

Claude Code

Claude Code

Anthropic
Amp

Amp

Amp Code
Claude Code

Claude Code

Anthropic

Categories

Categories

Integrations

Devstral Small 2
GLM-4.5V-Flash
GLM-4.6V
Google Cloud Platform
Grok Build 0.1
Laguna M.1
Ling 2.6
Ling 3.0 Flash
Mercury Edit 2
MiMo-V2-Omni
Ming-Flash Omni 2.0
MiniMax M2
MiniMax M2.5
Muse Spark 1.1
Muse Spark 1.2
OpenRouter
Seed2.0 Pro
Seed2.1 Turbo
UnoRouter
Visual Studio Code

Integrations

Devstral Small 2
GLM-4.5V-Flash
GLM-4.6V
Google Cloud Platform
Grok Build 0.1
Laguna M.1
Ling 2.6
Ling 3.0 Flash
Mercury Edit 2
MiMo-V2-Omni
Ming-Flash Omni 2.0
MiniMax M2
MiniMax M2.5
Muse Spark 1.1
Muse Spark 1.2
OpenRouter
Seed2.0 Pro
Seed2.1 Turbo
UnoRouter
Visual Studio Code
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