Back to Directory

AI Tool Comparison

Cline vs Codeium

A side-by-side breakdown to help you pick the right tool for your workflow.

Cline logo

Cline

Run an AI coding agent inside your editor that reads and edits files, runs terminal commands, and executes multi-step development tasks with human approval at each step. Open source with 4.5M+ installs.

Coding
free
Visit site Full review →
Codeium logo

Codeium

Formerly a free AI autocomplete plugin — the technology now lives inside Windsurf (rebranded Devin Desktop after Cognition's 2025 acquisition) rather than as a standalone product.

Coding
freemium
Visit site Full review →

Bottom Line

Cline edges ahead on rating (4.7 vs 4.5), but the right pick still comes down to which workflow you're running.

Choose Cline if…

Autonomous Coding

Choose Codeium if…

Coding

AttributeClineCodeium
CategoryCodingCoding
Pricingfreefreemium
Pricing DetailFree (bring your own API key) / $9.99/mo ClinePass betaMerged into Windsurf/Devin Desktop pricing
Rating4.74.5

Key Features

Cline

  • Full file system access
  • Terminal command execution
  • Browser use for research
  • Multi-model support
  • Task planning and iteration
  • Works in VS Code

Codeium

  • 70+ language support
  • 40+ IDE plugins
  • In-editor chat
  • Codebase context
  • Enterprise on-prem option

Pros

Cline

  • Genuinely autonomous, completes multi-step tasks without hand-holding
  • Open-source with active community
  • Any model that supports the API works

Codeium

  • Generous free tier
  • Works in almost every editor
  • Fast and accurate completions
  • Privacy-friendly options

Cons

Cline

  • API costs can be significant for complex tasks
  • Autonomous execution requires careful review before running in production codebases

Codeium

  • Fewer advanced features than Cursor
  • Chat is less powerful than Copilot Chat
  • Community support only on free tier

Read the Full Reviews

Related Comparisons