Aider vs Supermaven: Side-by-Side Comparison 2026

Aider vs Supermaven comparison 2026. Side-by-side features, pricing & capabilities.

Aider is a CLI-based coding agent from Paul Gauthier (Open Source) — ai pair programming in your terminal. Supermaven is an editor extension from Supermaven (acquired by Cursor) — ultra-fast ai code completion (sunset).

Aider

Open-source CLI tool for AI pair programming. Works with OpenAI, Claude, and other models to edit code in your local git repo.

  • ✓ Git-aware editing
  • ✓ Multi-file editing
  • ✓ Model agnostic
  • ✓ Voice coding
  • ✓ Image support

Free · 1 plan

Supermaven

Supermaven was an ultra-fast AI code completion tool. Acquired by Anysphere (Cursor) in November 2024 and sunset in November 2025. Its technology now powers Cursor's Tab AI. Existing extensions still provide basic autocomplete but no new features or paid plans.

  • ✓ Code completions
  • ✓ AI chat
  • ✓ Adaptive learning
  • ✓ Low-latency suggestions

Free / $10/mo · 3 plans

Feature Aider Supermaven
Category CLIExtension
Starting Price Free Free
Model Family Multi-model (any)GPT-based
Agentic Mode ✓ —
Multi-File Editing ✓ —
Terminal Commands ✓ —
Test Generation ✓ —
Debugging ✓ —
Refactoring ✓ —
Voice Input ✓ —
Open Source Yes (Apache 2.0)No

Pricing verified Mar 20, 2026. Aider pricing | Supermaven pricing

Share

Key Differences

  • Category: Aider is a CLI-based coding agent; Supermaven is an editor extension.
  • Starting price: Aider starts at free / BYOK; Supermaven starts at $10/mo.
  • Model family: Aider uses Multi-model (any); Supermaven uses GPT-based.
  • Agentic mode: Aider supports agentic mode; Supermaven does not.
  • Open source: Aider: Yes (Apache 2.0). Supermaven: No.
  • Bring your own key: Aider supports BYOK; Supermaven does not.
  • Platforms: Aider runs on Linux, Windows, macOS; Supermaven runs on Desktop.
  • Provider: Aider is built by Paul Gauthier (Open Source); Supermaven is built by Supermaven (acquired by Cursor).

Which Should You Choose?

Choose Aider if you want a fully open-source tool with transparent development. Choose Supermaven if you want ultra-low-latency completions that adapt to your coding style. Read our full reviews to see which fits your workflow.

Share