Comparison

Frontman vs Windsurf

Browser Middleware vs AI IDE

Frontman is an open-source AI coding agent that lives in your browser. It integrates with your framework (Next.js, Astro, or Vite) as a plugin that serves an overlay UI at /frontman. A browser-side MCP server handles DOM inspection, screenshots, computed CSS, and element selection. You click elements in your running app, describe changes in plain English, and Frontman edits the actual source files with hot reload.

Windsurf is a proprietary AI-powered IDE, a VS Code fork with a built-in agent called Cascade. It includes autocomplete (Tab), an embedded browser preview panel, MCP server support, and terminal integration. Originally built by Codeium, now owned by Cognition (the company behind Devin). Windsurf works across any language and framework through file-level context.

The key distinction: Windsurf brings a preview browser into the IDE. Frontman puts the AI agent into your real browser. One adds browser context to an IDE workflow; the other works entirely from the browser.

Feature Comparison

Feature Frontman Windsurf
Sees live DOM & styles
Browser-side MCP server inspects the live page
Embedded preview panel — DOM only, no component tree
Sees computed CSS
Runtime values, not class names
Preview panel shows rendered output; agent reads source files
Click-to-select elements
Visual component selection in your browser
Click elements in embedded preview panel
Hot reload feedback loop
Instant in browser via HMR
Edits files; preview refreshes on rebuild
Inline autocomplete
Tab, Supercomplete, Tab-to-Jump, Tab-to-Import
Agent mode
Browser-context agent
Cascade — Code and Chat modes with flow awareness
Multi-file refactoring
Can edit multiple files, not primary workflow
Vibe and Replace — mass refactoring across hundreds of files
Terminal integration
Built-in terminal, Turbo Mode auto-executes commands
Framework-aware
Deep plugin for Next.js, Astro, Vite — sees component tree
IDE-level file context, no framework runtime integration
Designer/PM friendly
No IDE needed — works in the browser
Requires IDE proficiency
Open source
Apache 2.0 (client) / AGPL-3.0 (server)
Proprietary (VS Code fork, closed-source AI features)
BYOK (bring your own key)
Any LLM provider directly
Uses Windsurf's model pool (GPT, Claude, Gemini, SWE-1.5)
Self-hostable
Everything runs locally
Cloud service; enterprise on-prem available
Works in the browser
No IDE required
Standalone VS Code fork
Backend coding
Can read/write any file, but frontend-focused
Any language, any framework
MCP support
Browser-side MCP server
Plugin Store with curated MCP servers
Proprietary models
SWE-1.5 (claimed 13x faster than Sonnet 4.5)

Sees live DOM & styles

Frontman
Windsurf

Sees computed CSS

Frontman
Windsurf

Click-to-select elements

Frontman
Windsurf

Hot reload feedback loop

Frontman
Windsurf

Inline autocomplete

Frontman
Windsurf

Agent mode

Frontman
Windsurf

Multi-file refactoring

Frontman
Windsurf

Terminal integration

Frontman
Windsurf

Framework-aware

Frontman
Windsurf

Designer/PM friendly

Frontman
Windsurf

Open source

Frontman
Windsurf

BYOK (bring your own key)

Frontman
Windsurf

Self-hostable

Frontman
Windsurf

Works in the browser

Frontman
Windsurf

Backend coding

Frontman
Windsurf

MCP support

Frontman
Windsurf

Proprietary models

Frontman
Windsurf

What Windsurf Does Well

Windsurf has grown into a capable AI IDE with features worth understanding before you compare it to anything else.

Windsurf's agent mode, Cascade, monitors your file edits, terminal commands, and clipboard activity to infer what you're working on. This "flow awareness" means less manual context-providing compared to tools where you have to select files or explain your situation. It often picks up on your intent before you describe it.

Tab autocomplete goes beyond standard inline predictions. Supercomplete predicts your next action beyond single-token completion. Tab-to-Jump moves your cursor where you'll likely edit next. Tab-to-Import handles dependency imports automatically. For developers who rely on autocomplete, this is faster than most competitors.

The embedded browser panel lets you see your running app, click an element, and send it to Cascade. You can also forward console errors directly to the agent. This is closer to visual editing than any other IDE offers, though it works on raw DOM rather than the framework component tree.

Windsurf built its own coding model, SWE-1.5, which they claim runs 13x faster than Sonnet 4.5. Whether the claim holds in all scenarios, having a purpose-built model means some operations (like codebase search via Fast Context) are quicker than routing through general-purpose LLMs.

Windsurf also runs beyond VS Code. JetBrains gets native Cascade integration, and plugins exist for 40+ other editors. Cursor, by comparison, is VS Code-only.

On the enterprise side: SOC 2, HIPAA, FedRAMP/DOD, RBAC, SCIM. If your company has strict compliance requirements, Windsurf has certifications that most competitors lack.

Where Frontman Is Different

Windsurf's embedded browser preview is a step toward visual editing. But there's a structural difference between putting a browser inside an IDE and putting an AI agent inside the browser.

Frontman installs as a plugin for Next.js, Astro, or Vite. It runs inside your dev server rather than alongside it. This means it has access to the component tree (React, Vue, Svelte), server-side routes and logs, compilation errors, and source maps that trace rendered elements back to exact file and line numbers. Windsurf's preview panel sees the rendered DOM, but it doesn't know that a particular <div> is a <ProductCard> component at line 47 of ProductCard.tsx.

Frontman also runs in your real browser, not an IDE panel. It serves at /frontman in Chrome, Firefox, or whatever you test with. You see the same page your users will see, at the same viewport width, with the same extensions and dev tools you always use. Windsurf's preview panel is a controlled embedded browser inside the IDE.

When you click an element in Frontman, the MCP server reads actual computed style values: real pixel dimensions, resolved colors, cascaded font sizes. It doesn't guess from class names. Windsurf's Cascade agent reads your source files and the preview's rendered output, but doesn't have direct access to the CSS cascade or computed values at the level Frontman's browser-side MCP server does.

On licensing: Frontman's client libraries are Apache 2.0, the server is AGPL-3.0, and you bring your own API keys to Claude, ChatGPT, OpenRouter, or any OpenAI-compatible provider. Windsurf is proprietary, uses its own model pool, and charges per-credit. You can't use your own LLM provider or self-host the AI features.

Frontman also doesn't require an IDE. Designers and product managers can open the app in a browser, click elements, and describe changes in plain English. The output is real source code edits for developer review. With Windsurf, you need the IDE installed and you need to know how to use it.

Who Should Use Windsurf

Windsurf is the better choice when you want a full AI IDE that handles everything in one place:

  • Developers who want autocomplete, agent mode, and terminal in one tool. Cascade + Tab + terminal is a complete coding environment.
  • Full-stack and backend developers. Any language, any framework, with purpose-built code search and refactoring.
  • Teams on JetBrains IDEs. Windsurf has native JetBrains integration where Cursor does not.
  • Enterprises with compliance requirements. SOC 2, HIPAA, FedRAMP certifications.
  • Developers who want visual context without leaving the IDE. The embedded browser preview is a pragmatic middle ground.

Who Should Use Frontman

Frontman is the better choice when you need deep browser context and visual editing:

  • Frontend developers who want the AI to see the actual rendered page. Computed styles, component tree, responsive behavior, and server logs in addition to source files.
  • Teams where designers or PMs make UI changes. Click elements in the browser, describe changes, review code diffs. No IDE required.
  • Next.js, Astro, or Vite projects where framework middleware gives the AI agent more context than file reading alone.
  • Open-source and BYOK. Apache 2.0 client libs, AGPL-3.0 server, any LLM provider, self-hostable, no credit system.
  • Developers who don't want to switch IDEs. Frontman works with whatever editor you already use. It only needs the browser.

Many developers will use both. Windsurf (or Cursor, or your preferred IDE) for general coding, and Frontman in the browser for visual frontend work where the AI needs to see what's rendered.

See also: Frontman vs Cursor, Frontman vs GitHub Copilot, Frontman vs Stagewise.

Pricing Comparison

Frontman

Free

Open source, BYOK

  • Unlimited usage, no caps
  • Bring your own API keys (Claude, ChatGPT, OpenRouter)
  • Or sign in with Claude/ChatGPT subscription via OAuth
  • Apache 2.0 (client) / AGPL-3.0 (server)
  • You pay your LLM provider directly

Windsurf

$0–$30/mo

Freemium, proprietary

  • Free: 25 Cascade credits/month, unlimited autocomplete
  • Pro: $15/month — 500 credits/month
  • Teams: $30/user/month — 500 credits/user, admin dashboard
  • Enterprise: custom pricing — 1,000+ credits, SSO, RBAC
  • Add-on: $10 for 250 extra credits

Frequently Asked Questions

Is Frontman an alternative to Windsurf? +

They solve different problems. Windsurf is a VS Code fork with an AI agent (Cascade), autocomplete, and an embedded browser preview panel. It's a full IDE replacement. Frontman is browser middleware that integrates with your dev server (Next.js, Astro, Vite) and lets you click elements in your actual browser to edit code. For visual frontend editing where runtime context matters, Frontman is the open-source option. For general-purpose AI-assisted coding with a dedicated IDE, Windsurf is the more complete tool.

How does Windsurf's browser preview compare to Frontman? +

Windsurf has an embedded browser panel inside the IDE where you can click elements and send them to the Cascade agent. Frontman runs in your actual browser as framework middleware. The practical difference: Windsurf's preview shows the rendered DOM but doesn't know your React/Vue/Svelte component tree, props, state, or server-side context. Frontman's middleware integration sees the full component hierarchy, computed CSS, routes, and logs because it hooks into the framework itself.

Can I use Frontman and Windsurf together? +

Yes. Use Windsurf as your IDE for general coding, refactoring, and backend work. Use Frontman in the browser for visual frontend editing where you want to click UI elements and make changes with full runtime context. They edit the same source files and don't conflict.

Is Frontman free compared to Windsurf? +

Yes. Windsurf Free gives you 25 Cascade credits per month. Pro is $15/month for 500 credits. Frontman is free to self-host with no limits. You bring your own API keys to Claude, ChatGPT, or OpenRouter and pay those providers directly. No credit system, no monthly subscription from Frontman itself.

What happened to Codeium / who owns Windsurf now? +

Windsurf was originally built by Codeium. In mid-2025, Google acquihired the founders and key research staff. Cognition (the company behind Devin, the AI coding agent) then acquired the Windsurf product, IP, and remaining team. As of 2026, Windsurf is owned and operated by Cognition, Inc.

Try Frontman

One command. No account. No credit card. No credit limits.

$ npx @frontman-ai/nextjs install Next.js
$ npx @frontman-ai/vite install Vite (React, Vue, Svelte, SolidJS)
$ astro add @frontman-ai/astro Astro