Supermaven vs Windsurf

Detailed side-by-side comparison to help you choose the right tool

Supermaven

🔴Developer

AI Development Assistants

AI code completion tool with extremely fast suggestions and 1 million token context window for understanding large codebases.

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Starting Price

Custom
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Windsurf

🔴Developer

AI Coding IDE

Agentic coding IDE (now part of Cognition/Devin) that pairs the SWE-1 model family with Cascade multi-step agents for large-scale refactors.

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Starting Price

Free
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Feature Comparison

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FeatureSupermavenWindsurf
CategoryAI Development AssistantsAI Coding IDE
Pricing Plans8 tiers97 tiers
Starting PriceFree
Key Features
  • • Ultra-low latency code completion at ~250ms
  • • 1 million token context window for deep codebase understanding
  • • Cross-file type and definition awareness
  • • Cascade agentic coding workflow inside an AI-native IDE
  • • First-class support for major model providers and premium models
  • • SWE-1.6/SWE model positioning, Fast Context, tab completions, and plan-based Cascade allowances

Supermaven - Pros & Cons

Pros

  • ✓Industry-leading speed at 250ms latency, roughly 3x faster than competitors like GitHub Copilot
  • ✓1 million token context window on Pro/Team plans allows understanding of entire large codebases across multiple files
  • ✓Integrated chat supports multiple AI models (GPT-4o, Claude Sonnet, GPT-4) without leaving the editor
  • ✓Works across VS Code, JetBrains IDEs, and Neovim — covering most professional development setups
  • ✓Generous free tier with fast completions and no usage caps on core code suggestions
  • ✓Adapts to individual coding style and project conventions over time on paid plans

Cons

  • ✗Free tier lacks the 1 million token context window, limiting its effectiveness on large codebases
  • ✗Coding style adaptation is restricted to Pro and Team plans, reducing personalization for free users
  • ✗No support for editors beyond VS Code, JetBrains, and Neovim (e.g., no Emacs, Sublime Text, or browser-based IDEs)
  • ✗7-day data retention limit applies across all plans, which may concern developers wanting longer history
  • ✗Chat credits are capped at $5/month per user even on paid plans, limiting heavy chat usage

Windsurf - Pros & Cons

Pros

  • ✓Cascade is the strongest IDE-native multi-file planner in the category
  • ✓SWE-1.7 is competitive with Claude and GPT-5 on real refactor tasks
  • ✓First-class MCP client works across both Cascade and inline chat
  • ✓Shared umbrella with Devin — one vendor for IDE agent + autonomous runs
  • ✓Enterprise SSO and on-prem options make procurement easy for regulated orgs

Cons

  • ✗Post-acquisition roadmap has caused some model-availability churn
  • ✗Max tier at $200/month is only justified if you burn Cascade quotas daily
  • ✗Smaller extension ecosystem than a vanilla VS Code environment
  • ✗MCP server catalog isn't as curated as Cursor's or Cline's marketplaces

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🔒 Security & Compliance Comparison

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Security FeatureSupermavenWindsurf
SOC2—✅ Yes
GDPR—✅ Yes
HIPAA——
SSO—✅ Yes
Self-Hosted—✅ Yes
On-Prem—✅ Yes
RBAC—✅ Yes
Audit Log—✅ Yes
Open Source—❌ No
API Key Auth—✅ Yes
Encryption at Rest—✅ Yes
Encryption in Transit—✅ Yes
Data Residency—US, EU
Data Retention—configurable
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