Kilo Code
Kilo Code
VS
Windsurf
Windsurf

Kilo Code vs Windsurf Which AI Agent Is Better?

An in-depth comparison of Kilo Code and Windsurf across output quality, autonomy, reliability, speed, value, and ease of use. Vote for your favorite.

Community Vote

Pick a winner in each category — you can change your vote anytime.

Output Quality
Writes correct, production-ready code and answers
Autonomy
Completes multi-step tasks end-to-end without hand-holding
Reliability
Consistent results — doesn't go off the rails or break
Speed
Fast responses and quick task turnaround
Value
What you get for what you pay
Ease of Use
From install to first useful result with minimal friction
Kilo Code
Windsurf
Category
IDE Extension
IDE / Editor
Pricing
Free / Pro via Standard Compute
Free tier / $15-30/mo
Open Source
Yes
No
Best For
VS Code users who want an open-source AI coding assistant
Developers who want an affordable AI editor with agentic capabilities
Key Features
VS Code integration, Multi-file editing, Intelligent refactoring
Cascade agentic flow, Multi-file editing, Terminal integration

Verdict: Kilo Code or Windsurf?

Updated 2026-08-26

Choose Kilo Code if you are vS Code users who want an open-source AI coding assistant. Choose Windsurf if you are developers who want an affordable AI editor with agentic capabilities.

In our editorial scoring, Windsurf leads in 3 of six categories (output quality, autonomy and speed), while Kilo Code leads in 1 (value). On price, Kilo Code runs free / pro via standard compute and is open source; Windsurf runs free tier / $15-30/mo and is proprietary.

Where Kilo Code falls short
  • VS Code only — no JetBrains or terminal option
  • UI is less polished than paid editors like Cursor
Full Kilo Code review →
Where Windsurf falls short
  • Smaller community and ecosystem than Cursor or Copilot
  • Corporate turbulence in 2025 (acquisition saga) created roadmap uncertainty
Full Windsurf review →

Found your agent? Make the token spend go further.

Give your chosen agent more room to build, test and iterate. Standard Compute stretches your compute through automatic provider selection and smart routing. Plans start at $19/month with $20 in monthly compute. Choose your agent below to connect. Eligible new accounts can try $0.25 of compute with no card.

Kilo Code setup guide →

See the trial and activation steps →

Weighing the cost of running it? Compare API plans for Kilo Code

In-Depth Comparison

Kilo Code Overview

Kilo Code is an open-source VS Code extension that brings powerful AI coding assistance directly into your editor. It supports multi-file editing, intelligent refactoring, and context-aware code generation. Works with any OpenAI-compatible API.

Windsurf Overview

Windsurf (formerly Codeium) is an AI-first code editor featuring Cascade — an agentic flow that can handle multi-file, multi-step coding tasks. It combines the familiarity of VS Code with powerful AI capabilities including code generation, refactoring, and terminal integration.

Score Breakdown

Output Quality
7.5
vs
8.0
Autonomy
7.0
vs
8.0
Reliability
7.5
vs
7.5
Speed
8.0
vs
8.5
Value
9.0
vs
7.5
Ease of Use
8.5
vs
8.5

Features

Kilo Code
  • VS Code integration
  • Multi-file editing
  • Intelligent refactoring
  • Context-aware completions
  • Custom model support
  • Codebase search
Windsurf
  • Cascade agentic flow
  • Multi-file editing
  • Terminal integration
  • Code generation
  • Autocomplete
  • Codebase search

Kilo Code runs on Standard Compute

Standard Compute

Current frontier models Claude Fable 5 · GPT-5.6 Sol

Your agents never stop.
Your bill never grows.

Frontier models when it counts. Efficient models when it doesn’t. The most intelligence per dollar. One flat bill.

Plans from $39/mo · cancel anytime · 7-day fair refund · Kilo Code setup →

7-day fair refund No credit card needed Billing by Stripe1,800+ agent users

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