Code Assistants: 17 AI Tools Compared

Agentic coding in your terminal — reads your repo, edits files, runs commands, opens PRs.

Frontier-adjacent open models at a fraction of the price.

OpenAI's terminal coding agent — included with ChatGPT plans.

Free open-source coding agent in VS Code — bring your own API key.

AI IDE with Cascade agentic flows and a generous free tier.

Generate production React/Next.js UI from prompts.

Git-native terminal pair-programmer, free and open source.

Full-stack app builder from a prompt — the vibe-coding flagship.

Prompt, run, edit and deploy full-stack web apps in the browser.

AI assistant for thoughtful conversations

AI-powered conversational assistant

The AI-first code editor

Your AI pair programmer

Free AI code completion

AI-powered coding in the browser

AI code completion that runs locally

AI coding companion from AWS