Best AI agents for coding in the terminal (2026)

A

Agent-Native (Builder.io)

NewframeworksOpen source

Open-source TypeScript framework for building agents that come with their own app UI; each action is shared by the UI, agent, API, CLI, MCP and A2A.

O

opencode

codingOpen source

Open-source terminal coding agent that works with many model providers.

C

Claude Code

codingPaid

Anthropic's terminal coding agent that edits code, runs commands and handles git.

O

OpenAI Codex CLI

codingOpen source

OpenAI's open-source coding agent for the terminal; also runs in the cloud.

G

Gemini CLI

codingOpen source

Google's open-source terminal agent powered by Gemini.

C

Codewhale

codingOpen source

Rust agent engine and terminal coding client with model choice, tool approvals and review flows.

O

Oh My Pi

codingOpen source

Terminal coding agent with IDE features wired in, from Stencil Labs.

A

AionUi

personal agentsOpen source

Open-source desktop cowork app that gives a GUI to CLI agents like Claude Code, Codex, OpenCode and others.

G

Google Workspace CLI

MCP & infraOpen source

Official Google Workspace command-line tool for Drive, Gmail, Calendar, Docs and more, usable by agents.

O

OpenCLI

browser/computer useOpen source

Turns websites into CLI commands and lets agents use your logged-in browser.

C

Crush

codingOpen source

Charm's terminal coding agent with a polished TUI, multiple models and MCP support.

Q

Qwen Code

codingOpen source

Open-source terminal coding agent from the Qwen team.

N

NVIDIA OpenShell

MCP & infraOpen source

Sandboxed runtime for autonomous agents with declarative YAML policies on file, network and credential access.

Q

Qodo

codingFreemium

AI code review and testing agents that work in the IDE, the terminal and pull requests to catch issues before merge.

H

Hunk

codingOpen source

Review-first terminal diff viewer for checking what coding agents changed.

T

Terax

codingOpen source

Lightweight terminal-first AI development environment.

W

Worktrunk

codingOpen source

CLI for managing Git worktrees so several AI agents can work in parallel.

M

Munder Difflin

codingOpen source

Free, open-source harness that runs Claude Code, Codex, Gemini CLI and other terminal agents together like an office.

M

mini-SWE-agent

codingOpen source

Tiny 100-line agent that solves GitHub issues or helps on the command line, from the SWE-agent team.

O

Open Connector

MCP & infraOpen source

Open-source auth gateway connecting SaaS apps to AI agents via SDK, CLI and MCP.

T

Tokscale

codingOpen source

Tracks token usage across AI coding agents from your terminal.

E

Entire CLI

codingOpen source

CLI that captures AI agent sessions alongside your Git commits.

U

Unity MCP

MCP & infraOpen source

MCP tools and CLI that let AI agents develop and test inside the Unity engine.

G

gptme

codingOpen source

Terminal agent with local tools that writes code, runs commands, browses the web and uses vision.

M

Mirage

MCP & infraOpen source

Virtual terminal environment for AI agents.

G

Grok CLI

codingOpen source

Open-source coding agent for the Grok API.

C

Chaterm

codingOpen source

Open-source AI terminal for deploying, troubleshooting and automating cloud infrastructure.

J

Jevgrep

codingOpen source

CLI that finds relevant repo files and excerpts from natural-language questions for coding agents; claims ~40% cheaper agent runs.

N

Nanocoder

codingOpen source

Community-built open coding agent for your terminal.

A

Aider

codingOpen source

Pair-programming agent in your terminal that commits changes to git.

A

Amp

codingUsage-based

Agentic coding tool for the terminal and editor.

C

Coddo

codingFreemium

Desktop app that puts a visual interface and voice input on top of terminal coding agents.

M

MyShell

no-code buildersFreemium

Platform to build, share and use AI agents and apps.

N

NVIDIA Open Agent Safety Platform

MCP & infraOpen source

Reference stack pairing OpenShell with NVIDIA Sentry on BlueField-4 DPUs for hardware-level agent monitoring.

O

Open Dungeon Master

gamesOpen source

Free multiplayer D&D 5e app with app-enforced rules, where an AI or human runs the table using a local model, API key or CLI agent.

S

Sharpe Labs

cryptoSee site

Free crypto trading intelligence terminal (derivatives, funding, on-chain, sentiment) with an MCP server for AI agents.