Yes. They don't conflict at the file level. Some devs keep one for autocomplete and one for agent work.

JetBrains AI vs Tabnine

Auto-updated comparison · last refreshed September 3, 2026

TL;DR

	JetBrains AI	Tabnine
Type	ide-native	extension
Vendor	JetBrains	Tabnine
Pricing	Free tier · Pro $10/mo (AI Pro on top of IDE license)	Free tier · Pro $12/month · Enterprise $39/user
Autocomplete	Yes	Yes
Agent mode	Yes	Yes
MCP support	No	No
Local models	Yes	Yes
Self-hosted	No	Yes
Codebase indexing	Yes	Yes
Team features	Yes	Yes

Where JetBrains AI wins

deep IDE integration
excellent for JVM langs and Kotlin

Where Tabnine wins

SOC 2 + air-gapped deployment
training-data guarantees
enterprise trust

Weaknesses

JetBrains AI: requires JetBrains subscription; less flexible than Cursor

Tabnine: consumer-facing UX trails Cursor/Windsurf; smaller community

Best for

Pick JetBrains AI if you are JVM/Kotlin/Swift devs already on JetBrains.

Pick Tabnine if you are regulated industries, or enterprises with strict data policies, or air-gapped environments.

Try JetBrains AI Try Tabnine

FAQ

Is JetBrains AI more expensive than Tabnine?

Free tier · Pro $10/mo (AI Pro on top of IDE license) vs Free tier · Pro $12/month · Enterprise $39/user. Compare the Pro tiers first if you're a solo dev; Business/Enterprise only matters for teams.

Do JetBrains AI and Tabnine use the same AI models?

JetBrains AI supports: claude-sonnet-4-6, gpt-4.1, gemini-2.5-pro. Tabnine supports: proprietary, claude-sonnet-4-6, gpt-4.1. Most modern tools default to Claude Sonnet 4.6 in 2026.

Can I use both?

Yes. They don't conflict at the file level. Some devs use one for autocomplete and one for agent work.

Related comparisons

Best JetBrains AI and Tabnine pairings by language

Python: JetBrains AI for Python · Tabnine for Python
TypeScript: JetBrains AI for TypeScript · Tabnine for TypeScript
Rust: JetBrains AI for Rust · Tabnine for Rust
Go: JetBrains AI for Go · Tabnine for Go