The best free terminal and CLI coding agents (17)

Every option in the catalog for when you need to let an agent run commands and edit files from your shell — 17 terminal and CLI coding agents, 16 of them free or freemium, with the pricing tier printed on every row.

17tools listed
16free or freemium
10with no paid plan at all
1sub-categories covered

Best Free Terminal and CLI coding agents — straight answers

What are the best free terminal and CLI coding agents?

Flocci AI Tools lists 17 of them, ordered free tiers first: Aider, Cline, Crush, Gemini CLI and Goose. 16 of the 17 are free or have a free tier. Each entry states what it uniquely does rather than a score.

Which of these are completely free?

10 on this page are marked fully free with no paid plan at all: Aider, Cline, Crush, Gemini CLI and Goose. The remaining 7 are freemium, trial or paid, and each is labelled with its exact tier so nothing surprises you at sign-up.

How is this list ordered?

Free tools first, then freemium, then trial, then paid, and alphabetically inside each tier. Nobody pays to appear higher: Flocci AI Tools carries no ads, no sponsored slots and no paid listings, so the order reflects price and nothing else.

Best Free Terminal and CLI coding agents — quick picks

Which terminal and CLI coding agents work in a browser with no install?

Freebuff works in a browser tab with no install needed — just open the site and go. 1 of the 16 free terminal and CLI coding agents listed here are browser-based.

Which terminal and CLI coding agents let you sign in with Google?

Gemini CLI, Freebuff, GitHub Copilot CLI and Kilo Code support Google sign-in, so you can start without creating a new account. That's 4 of the 16 free terminal and CLI coding agents on this page.

Which terminal and CLI coding agents can you self-host or run offline?

Aider, Cline, Crush, Gemini CLI and Goose can be self-hosted or run locally without a browser — useful for privacy, air-gapped networks, or avoiding API rate limits. 14 of the 16 free terminal and CLI coding agents here run offline.

All 17 tools, free tiers first

Browse Terminal & CLI Agents →
Best Free Terminal and CLI coding agents: pricing tier, category and the capability each tool is listed for.
ToolPricingTypeListed for
AiderFreeTerminal & CLI AgentsOpen-source AI pair programmer in your terminal
ClineFreeTerminal & CLI AgentsOpen-source autonomous coding agent for VS Code
CrushFreeTerminal & CLI AgentsTerminal coding agent from Charm with LSP-aware context
Gemini CLIFreeTerminal & CLI AgentsOpen-source terminal agent from Google
GooseFreeTerminal & CLI AgentsOpen-source agent (now under Agentic AI Foundation/Linux Foundation) usable as CLI, desktop app or API
Kimi Code CLIFreeTerminal & CLI AgentsMIT-licensed terminal coding agent from Moonshot AI that edits files, runs shell commands and uses MCP
Mistral VibeFreeTerminal & CLI AgentsApache-2.0 minimal terminal coding agent built around Devstral models
OpenCodeFreeTerminal & CLI AgentsFully open-source terminal/IDE/desktop coding agent, MIT licensed
Qwen CodeFreeTerminal & CLI AgentsOpen-source terminal CLI adapted from Gemini CLI, tuned for Qwen3-Coder models
Trae AgentFreeTerminal & CLI AgentsOpen-source CLI agent for general software-engineering tasks
FreebuffFreemiumTerminal & CLI AgentsTerminal coding agent that needs no API key, subscription or card; funded by small text ads shown in the CLI
AmpFreemiumTerminal & CLI AgentsMulti-model routing across frontier models with no artificial usage caps
GitHub Copilot CLIFreemiumTerminal & CLI AgentsGitHub-native terminal agent that works directly with issues and PRs
Kilo CodeFreemiumTerminal & CLI AgentsSame open-source agent usable in VS Code, JetBrains, CLI and cloud from one account
OpenAI Codex CLIFreemiumTerminal & CLI Agents#1 on Terminal-Bench with GPT-5-series
WarpFreemiumTerminal & CLI AgentsTerminal rebuilt as an agentic development environment for any coding agent
Claude CodeTerminal & CLI AgentsTerminal-native agent, best on large codebases

Aider

Terminal & CLI Agents
free
  • Open-source AI pair programmer in your terminal
  • Git-aware commits and edits
  • Works with any model (bring your key)
  • Free to use

Cline

Terminal & CLI Agents
free
  • Open-source autonomous coding agent for VS Code
  • Plan/Act modes with approvals
  • Bring your own API key or model
  • MCP tool support

Crush

Terminal & CLI Agents
free
  • Terminal coding agent from Charm with LSP-aware context
  • Cross-platform incl. Android/BSD, MCP server support over HTTP/stdio/SSE
  • Agent Skills standard support for extensibility

Gemini CLI

Terminal & CLI Agents
free
  • Open-source terminal agent from Google
  • Huge free daily model quota
  • Built-in tools and MCP support
  • Great value for everyday coding

Goose

Terminal & CLI Agents
free
  • Open-source agent (now under Agentic AI Foundation/Linux Foundation) usable as CLI, desktop app or API
  • 70+ MCP extensions, 15+ LLM providers supported
  • Apache-2.0 licensed, built in Rust

Kimi Code CLI

Terminal & CLI Agents
freeNew
  • MIT-licensed terminal coding agent from Moonshot AI that edits files, runs shell commands and uses MCP
  • Log in with Kimi OAuth or plug in a Moonshot Open Platform API key or other compatible provider
  • Successor to the archived Python kimi-cli

Mistral Vibe

Terminal & CLI Agents
freeNew
  • Apache-2.0 minimal terminal coding agent built around Devstral models
  • Devstral 2 was offered free on Mistral's API during launch; Experiment plan in Mistral Studio has free API usage
  • Reads, edits and runs commands across a project with conversational instructions

OpenCode

Terminal & CLI Agents
free
  • Fully open-source terminal/IDE/desktop coding agent, MIT licensed
  • Bring-your-own model across 75+ providers, free models included
  • Parallel agent sessions with shareable session links

Qwen Code

Terminal & CLI Agents
free
  • Open-source terminal CLI adapted from Gemini CLI, tuned for Qwen3-Coder models
  • OpenAI-SDK compatible for flexible model backends
  • Free npm install, agentic coding workflows

Trae Agent

Terminal & CLI Agents
freeNew
  • Open-source CLI agent for general software-engineering tasks
  • Works with multiple LLM providers
  • Trajectory recording and tool ecosystem
  • Powers the agent behind ByteDance Trae

Freebuff

Terminal & CLI Agents
freemiumNew
  • Terminal coding agent that needs no API key, subscription or card; funded by small text ads shown in the CLI
  • Daily allowance of 'Freebucks' spendable across several open models (DeepSeek V4.1 Flash, GLM 5.3 Flash, MiMo 2.6 and others)
  • Built-in sub-agents for file picking, code review and browser use on the open Codebuff framework
  • Freebuff Web builds and hosts full-stack apps at no charge

Amp

Terminal & CLI Agents
freemium
  • Multi-model routing across frontier models with no artificial usage caps
  • Four agent reasoning modes (low/medium/high/ultra) plus parallel subagents
  • Remote 'Orbs' execution machines and an Oracle deep-reasoning tool

GitHub Copilot CLI

Terminal & CLI Agents
freemium
  • GitHub-native terminal agent that works directly with issues and PRs
  • /fleet command runs parallel subagents; /remote syncs sessions to VS Code and mobile
  • Included in all Copilot tiers incl. the free plan

Kilo Code

Terminal & CLI Agents
freemium
  • Same open-source agent usable in VS Code, JetBrains, CLI and cloud from one account
  • Models billed at cost with no markup, bring-your-own-key supported
  • MIT-licensed with fully visible prompts and context windows

OpenAI Codex CLI

Terminal & CLI Agents
freemium
  • #1 on Terminal-Bench with GPT-5-series
  • Runs in terminal, IDE or the cloud
  • Sandboxed autonomous edits
  • Included with ChatGPT plans

Warp

Terminal & CLI Agents
freemium
  • Terminal rebuilt as an agentic development environment for any coding agent
  • Multi-agent orchestration with model routing and codebase indexing
  • Oz cloud agent platform for moving from local to cloud execution

Claude Code

Terminal & CLI Agents
  • Terminal-native agent, best on large codebases
  • Top reasoning quality (Opus-class)
  • MCP tools, subagents and hooks
  • Included with Claude paid plans

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