GitHub

Cursor is a VS Code–based AI-native editor with repo-aware chat, multi-file edits, Composer/agent modes, and cloud background agents.

Windsurf is Cognition's AI IDE (ex-Codeium) built around Cascade multi-step agent flows, sold on the same Free / Pro / Max / Teams sheet as Devin.

Claude Code is Anthropic's terminal-native coding agent: it plans, edits, runs commands, uses Git and MCP, and sustains long agentic loops.

Codex is OpenAI's coding agent: an open-source terminal CLI, a desktop app, IDE extensions, and a cloud lane for async tasks, all included in ChatGPT plans.

GitHub Copilot is the GitHub-native coding assistant: completions, chat, agent mode, and PR coding agents across many IDEs.

Devin is Cognition's autonomous software engineer: cloud sandboxes for ticket-in / PR-out work, plus Devin Desktop and CLI on the same plan as Windsurf.

Aider is an open-source, Git-native pair programmer: it maps the repo, proposes commits, and works with any model via BYOK or OpenRouter.

Amp is a terminal-first, multi-model coding agent with subagents, an Oracle second-opinion model, threads, and MCP plugins.

OpenCode is an MIT-licensed open-source terminal coding agent that is fully BYOK, with optional hosted model access via Zen and Go.

OpenHands (formerly OpenDevin) is an open-source software engineering agent you can self-host, using LiteLLM or OpenRouter for models.

Factory Droids are enterprise agent fleets for code, review, docs, tests, and knowledge, run via CLI, desktop, or cloud Missions.

Jules is Google's async issue-to-PR coding agent, running tasks in the cloud from a GitHub issue handoff.

Replit Agent builds full-stack apps in the browser on Replit's hosted runtime.

Model Context Protocol is an open protocol for connecting agents and IDEs to tools and data sources through MCP servers.

Kiro is AWS's agent-first IDE: spec-driven development (requirements → design → tasks), agent hooks, and an Auto agent, with a CLI.

Google Antigravity is Google's agent-first IDE and CLI, the successor surface to Gemini Code Assist for individuals and Gemini CLI.

Gemini CLI is Google's open-source terminal agent; on June 18, 2026 it stopped serving free and Google AI Pro/Ultra accounts in favor of the Antigravity CLI.

Zed is a fast native editor (Rust, GPU-rendered) with a built-in agent panel, edit predictions, and hosted or BYOK models.

Trae is ByteDance's AI-native VS Code fork with Builder chat and SOLO, an autonomous mode that plans and builds whole apps from a brief.

Warp is a terminal that ships its own coding agent (Warp Agent / Oz) with plan-bundled credits, so the shell itself runs agentic tasks.

Muse Code is Meta's terminal coding agent powered by Muse Spark 1.2 — persistent background subagents, a replay-exact event log, workflow orchestration, and a TypeScript SDK over the Muse Session Protocol.

Grok Build is xAI's terminal coding agent — a full-screen, mouse-interactive TUI (open-source Rust) powered by Grok 4.6, with skills, subagents in Git worktrees, headless mode, and ACP embedding for editors.

Kimi Code is Moonshot AI's single-binary terminal agent — tuned TUI, subagents, conversational MCP setup, lifecycle hooks, and ACP for Zed/JetBrains. Runs Kimi models by default but also speaks Anthropic, OpenAI, and Gemini protocols.

Qwen Code is Alibaba's open-source terminal agent — adapted from Gemini CLI and tuned for Qwen3-Coder — with subagents, agent teams, auto-memory and auto-skills, IDE plugins, a desktop app, daemon mode, and SDKs.