Best AI coding assistants in 2026

GitHub Copilot

AI Coding Tools

GitHub Copilot is an AI coding agent that suggests code, explains concepts, and coordinates agent workflows across IDEs, the CLI, desktop, and GitHub.

Platforms: Windows · macOS · Linux · Web

Cursor

AI Coding Tools · Code Editors

Cursor is an AI-first code editor and coding agent that turns ideas into code, handing off tasks to autonomous agents across editor, CLI, and chat.

Platforms: Windows · macOS · Linux

Windsurf

Code Assistant

Manage fleets of local and cloud agents from one surface. Plan, delegate, review, and ship without leaving your editor.

Claude Code

Code Assistant

Agentic coding tool that understands your repo, plans changes, edits files, runs tests and commands, and opens PRs from the terminal, IDE, or web.

OpenAI Codex

Code Assistant

OpenAI Codex — description pending review.

Gemini Code Assist

Code Assistant

Gemini Code Assist is Google’s AI coding tool for teams, providing code completion, chat, agents, and analytics across IDEs, the CLI, and Google Cloud services.

Amazon Q Developer

Code Assistant

Amazon Q Developer is an AI coding assistant that speeds up coding, testing, reviews, and upgrades in IDEs, the CLI, and the AWS Console with agentic automation.

Tabnine

Code Assistant

AI writes code faster than teams can test it. Tricentis deploys a team of specialized AI agents, governed by AI Workspace, to test, validate, and release at AI speed.

Augment Code

Code Assistant

Augment Code’s Cosmos orchestrates AI agents across the software lifecycle—code review, testing, security, and incidents—with human checkpoints and shared context.

Sourcegraph Cody

Code Assistant

Documentation for Sourcegraph, the code intelligence platform.

JetBrains AI Assistant

Code Assistant

JetBrains AI Assistant brings AI chat, code generation, and explanations into JetBrains IDEs to speed up coding, documentation, and everyday development tasks.