Aider

Aider is an AI pair programming tool that runs in your terminal, enabling collaboration with LLMs on new or existing codebases.

FreeTerminalmacOSLinuxOpen sourceKoreanLLM-basedMultimodal

Visit websiteaider.chat

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Overview

Aider is an AI pair programming tool that runs in your terminal, enabling collaboration with LLMs on new or existing codebases. It maps the entire repo for large projects and supports models like Claude 3.7 Sonnet and GPT-4o. Key features include automatic git commits with sensible messages, integrated linting and testing that auto-fixes issues, and voice control for requesting changes. It integrates with your favorite IDE or editor, supports adding images and web pages for context, and works with most popular programming languages. Aider connects to LLM APIs for optimal performance or works via web chat, streamlining the development workflow.

Key features

Maps entire codebase for large project compatibility
Automatic git commits with sensible messages
Automatic linting and testing with issue fixing
Voice control for requesting code changes
Support for images and web pages in chat context

Pros & cons

Collected from user feedback found in web search

Pros

AI pair programming in your terminal

Pricing

FreeStarting price: Open source (free)

View pricing page

Verified on: 9/11/2026

Use cases

Building new projects or modifying existing codebases
Automatically fixing linter errors and test failures
Requesting new features via voice commands

Who it is for

Developerssoftware teams

Integrations

OpenAIClaudeGitHubGitVS Code

How we verified this

Company, pricing, and feature details come from the primary sources below and our latest verification pass. When sources disagree, the official source and the most recent check win.

Last verified 09/02/2026Verified sources: 1