Comparison
Vibe Coding · Open source
A terminal tool that edits a local git repo with whatever model API key you bring.
Aider is open source. You pay the model provider whose API key you configure. See aider.chat for setup.
https://aider.chatVibe Coding · Usage-based
A repo agent from Anthropic that reads a codebase, edits files, and runs commands.
Claude Code is included on paid Claude plans and shares that plan's usage limits. claude.com/pricing on 16 Oct 2026 listed Pro at $20/month, or $17/month when billed annually ($200 up front), and Max from $100/month. API use is separate. The Free plan did not include Claude Code.
https://claude.com/product/claude-code