Aider

Open-source AI pair programming in the terminal

CODAI coding agents & IDEs·aider.chat

Visit site ↗—unscored

Pricing model

Free, open source; BYO key

Starting price

Free (open source); you pay only for model usage

Confirmed 2026-10-14 · source

Best for

Terminal/git-centric devs

Score

Unscored, coming soon

Aider alternativesAll AI coding agents & IDEs →

AI-first code editor with agent modeFree; paid from $8/mo (Plus)

Agentic IDE (Cascade agent)Freemium

Claude Code

Terminal-based coding agent from AnthropicIncluded with Claude Pro: $20/mo monthly ($17/mo billed annually)

GitHub Copilot

AI pair programmer and coding agent in GitHub/VS CodeFree; Pro $10/mo

OpenAI Codex

Cloud and CLI coding agent from OpenAIIncluded with ChatGPT plans

Open-source coding agent for VS CodeFree (open source); you pay only for model usage

Zed

Fast editor with built-in agent featuresFree; Pro $10/mo