Tabnine vs Windsurf: Side-by-Side Comparison 2026
Tabnine vs Windsurf comparison 2026. Side-by-side features, pricing & capabilities.
Tabnine is an editor extension from Tabnine — ai assistant that understands your code. Windsurf is an AI IDE from Cognition — the agentic ai ide.
Tabnine
Enterprise-grade AI coding platform focused on privacy and compliance. Offers self-hosted, VPC, on-prem, and air-gapped deployment. Free and individual tiers discontinued in 2025.
- ✓ Code completions
- ✓ Chat
- ✓ Local model option
- ✓ Self-hosted deployment
- ✓ Privacy-first
$39/mo · 2 plans
Windsurf
AI-first IDE with Cascade — an agentic assistant that understands your codebase and makes multi-file changes. Now owned by Cognition (makers of Devin). Also available as Windsurf Plugin for VS Code and JetBrains.
- ✓ Cascade agentic AI
- ✓ Code completions
- ✓ Multi-file editing
- ✓ Terminal integration
- ✓ Codebase search
Free / $20/mo · 5 plans
| Feature | Tabnine | Windsurf |
|---|---|---|
| Category | Extension | AI IDE |
| Starting Price | $39/mo | Free |
| Model Family | Multi-model | Multi-model |
| Terminal Commands | — | ✓ |
| Git Integration | — | ✓ |
| Open Source | No | No |
Pricing verified Mar 20, 2026. Tabnine pricing | Windsurf pricing
Key Differences
- Category: Tabnine is an editor extension; Windsurf is an AI IDE.
- Free tier: Windsurf has a free tier; Tabnine does not.
- Starting price: Tabnine starts at $39/mo; Windsurf starts at $20/mo.
- Bring your own key: Windsurf supports BYOK; Tabnine does not.
- Platforms: Tabnine runs on Desktop; Windsurf runs on Linux, Windows, macOS.
- Provider: Tabnine is built by Tabnine; Windsurf is built by Cognition.
- Capabilities: Windsurf has terminal commands.
Which Should You Choose?
Choose Tabnine if you want the only major AI coding tool with self-hosted and air-gapped deployment. Choose Windsurf if you want an agentic IDE with autonomous multi-step changes. Read our full reviews to see which fits your workflow.