The Windsurf alternative for multi-agent engineering.

Windsurf's Cascade is a strong single-agent experience inside a VS Code fork. AIDEN is the orchestration layer: several agents on parallel git worktrees, run through your own Claude Code and Codex CLIs, tracked on one board.

Download AIDEN, free See AIDEN home

Quick answer

Windsurf built Cascade, one of the best agent experiences inside an editor, and it keeps improving under Cognition (the makers of Devin), which acquired Windsurf in 2025. AIDEN plays a different position: it doesn't bundle models or credits, it orchestrates the Claude Code and Codex CLIs you already have, running multiple agents on parallel git worktrees, each story behind a spec approval gate, all visible on a kanban board.

What AIDEN is: Desktop workspace running your Claude Code + Codex CLIs on parallel git branches
Platform: macOS 12+ (arm64 + x64), signed & notarized
Code privacy: Local, code never leaves your machine
Pricing: Free (1 project) · Solo $19/mo · Lifetime $169 · Team $10/seat

Stick with Windsurf when

You want a familiar VS Code fork with the agent built into the editor.
You prefer bundled model access with plan credits over managing your own CLIs.
One Cascade thread at a time matches how you work.
You're on Windows or Linux, Windsurf ships there today; AIDEN's desktop app is macOS with Windows/Linux on a waitlist.

Switch to AIDEN when

You already have Claude Code or Codex, you'd rather orchestrate those than spend Windsurf credits.
You want several stories in flight, each agent isolated on its own git worktree, all on one board.
You want a written spec you approve before an agent edits code, enforced, not optional.
You want model calls to go through your local CLIs, not a vendor backend.

Windsurf vs AIDEN, side by side

Across 8 features · AIDEN 5 · Windsurf 0

Feature	Windsurf	AIDEN
Interface	VS Code fork with Cascade	Board-first desktop orchestrator
Parallel agents on isolated worktrees	Multiple Cascade tabs; no worktree isolation	Yes
Kanban board across all agents	No	Yes
Mix Claude Code + Codex agents	No	Yes
Enforced spec approval gate	Planning features, no enforced gate	Yes
One-click pull requests	Limited	Yes
Bring your own CLIs / keys	No, Windsurf plans + credits	Yes, your Claude Code / Codex
Pricing	Free tier; paid plans + usage credits	Free, Solo $19/mo or $169 lifetime, Team $10/seat/mo (min 3)

Switching from Windsurf?

Download AIDEN free and bring your existing Claude Code or Codex setup. Runs on macOS in minutes, no credit card required.

Download AIDEN free

Free to start · macOS 12+ · No credit card required

A switcher's take

Cascade is probably the closest single-agent experience to what one AIDEN agent does, and Windsurf's bundled pricing is aggressive. The gap is structural: Windsurf composes agents as chat tabs inside an editor; AIDEN composes them as stories on a board, each in its own worktree, powered by the CLIs you already pay Anthropic or OpenAI for. Pick based on whether your bottleneck is editing or orchestration.

Windsurf vs AIDEN, FAQ

Does AIDEN have a Cascade-style autonomous mode?

AIDEN agents plan, get your spec approval, then implement on their own branch, and they can run your tests and iterate (best-effort, not a guarantee). The structural difference from Cascade is parallelism and isolation: several agents at once, one git worktree each, one board over all of them.

Is Windsurf still an independent company?

No. Windsurf was acquired by Cognition, the makers of Devin, in 2025, and now shares a roadmap with their cloud agents. AIDEN is an independent product by Lekiks that stays deliberately unbundled: it orchestrates whatever Claude Code or Codex CLI you install.

Can AIDEN replace Windsurf entirely?

If your work centers on orchestrating multiple agents and shipping stories as PRs, yes. If your work is heavily editor-centric with deep VS Code extension reliance, Windsurf's fork may still suit you better, some people run both.

Is my code sent to AIDEN servers like with Windsurf?

No. AIDEN is a desktop app, code stays on your machine, and model calls happen through your local Claude Code or Codex CLIs directly to Anthropic or OpenAI. AIDEN's team backend syncs coordination data only (boards, stories), never source code.

Keep reading

What is an agentic IDE?

The pillar guide: how agentic IDEs work and how they differ from chat IDEs.

Best agentic IDEs in 2026

AIDEN, Cursor, Windsurf, Devin, Kiro, Cline and Claude Code, compared honestly.

Engineering with AI agents

Why vibecoding breaks at scale, and the workflow that replaces it.

Stop chatting. Start shipping.

Try AIDEN free. Bring your existing Claude Code or Codex setup.

Download AIDEN, free See pricing