Aider vs Amp Code (by Sourcegraph): Side-by-Side Comparison 2026
Aider vs Amp Code (by Sourcegraph) 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. Amp Code (by Sourcegraph) is an AI agent from Sourcegraph — agentic coding with full codebase context.
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
Amp Code (by Sourcegraph)
Amp Code (formerly Sourcegraph Cody Agent) — AI coding agent from Sourcegraph. Focuses on autonomous task execution across repositories. Cody continues to exist as a separate context-aware assistant.
- ✓ Code completions
- ✓ AI chat
- ✓ Agentic mode
- ✓ Multi-file editing
- ✓ Test generation
Free · 3 plans
| Feature | Aider | Amp Code (by Sourcegraph) |
|---|---|---|
| Category | CLI | Agent |
| Starting Price | Free | Free |
| Model Family | Multi-model (any) | Multi-model |
| Documentation | — | ✓ |
| Voice Input | ✓ | — |
| Git Integration | — | ✓ |
| Open Source | Yes (Apache 2.0) | Partial (extension) |
Pricing verified Mar 20, 2026. Aider pricing | Amp Code (by Sourcegraph) pricing
Key Differences
- Category: Aider is a CLI-based coding agent; Amp Code (by Sourcegraph) is an AI agent.
- Model family: Aider uses Multi-model (any); Amp Code (by Sourcegraph) uses Multi-model.
- Open source: Aider: Yes (Apache 2.0). Amp Code (by Sourcegraph): Partial (extension).
- Bring your own key: Aider supports BYOK; Amp Code (by Sourcegraph) does not.
- Platforms: Aider runs on Linux, Windows, macOS; Amp Code (by Sourcegraph) runs on Desktop, Web.
- Provider: Aider is built by Paul Gauthier (Open Source); Amp Code (by Sourcegraph) is built by Sourcegraph.
- Capabilities: Aider has voice input.
Which Should You Choose?
Choose Aider if you want a fully open-source tool with transparent development. Choose Amp Code (by Sourcegraph) if you want autonomous planning and multi-file task execution. Read our full reviews to see which fits your workflow.