Cline vs Codeium
Cline and Codeium are both AI coding extensions. Here's how they line up on the things that actually decide it — price, platform, and what they plug into.
| Cline | Codeium | |
|---|---|---|
| Pricing | Free | Free tier |
| Platform | windows, mac, linux | windows, mac, linux |
| Works with | claude, chatgpt, gemini | vscode, jetbrains, neovim, cursor |
| In one line | Open-source VS Code extension that acts as an autonomous AI coding agent — reads files, writes code, runs terminal commands, and uses your own API key. | Free AI code autocomplete and chat extension for VS Code, JetBrains, Neovim, and 40+ other editors — unlimited completions on the free tier, no credit card required. |
Which should you pick?
On budget alone, Cline is the lower-cost entry (free), so it's the safer place to start if you're not ready to pay. They target different setups, so let what you already use break the tie. For the full picture, read the reviews below — the verdict is where the real difference shows up.