Best AI Code Tools

Cline vs Aider

Short answer: Cline is in IDE agent extensions; Aider is in CLI coding agents, so they solve different parts of the job. We can't compare entry prices yet because Cline's paid price is not verified or not published. Both Cline and Aider have a free plan.

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ClineAider
TypeIDE agent extensionsCLI coding agents
VendorCline Bot Inc.Aider (open source)
StatusActiveActive
Free planYes (Open-source extension is free for individuals; pay only for model inference (BYOK or Cline provider).)Yes
Paid plans fromFreeFree
PlansOpen Source: Free · Enterprise: —Open source: Free
Open sourceYesYes (Apache-2.0)
Editors named on vendor pageVS Code, JetBrains, terminal/CLIterminal/CLI
Features named on vendor pageMCP, bring your own key, local models, refactoring, self-hosting, SSO/SAMLlocal models
Model families namedClaude, OpenAI GPT, Gemini, open-weight modelsClaude, OpenAI GPT, open-weight models
CheckedOct 26, 2026Oct 26, 2026

“Named on vendor page” means the phrase appears on the vendor's own page we captured; it is not a hands-on test. Unknown values are left blank rather than guessed.

FAQ

Is Cline cheaper than Aider?

We can't compare entry prices yet because Cline's paid price is not verified or not published. Prices are from each vendor's pricing page.

Do Cline and Aider have free plans?

Both Cline and Aider have a free plan.

What is the difference between Cline and Aider?

Cline is in IDE agent extensions; Aider is in CLI coding agents, so they solve different parts of the job. Cline is made by Cline Bot Inc.; Aider is made by Aider (open source). See the table for plans, editors and features each vendor names.

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