GenCode

Open-source AI assistant for the terminal

GenCode is an AI assistant that lives in your terminal. Multi-provider support, built-in tools, and a flexible skill/agent system compatible with Claude Code.

✨ Features

• Multi-provider Support — Anthropic Claude, OpenAI GPT, Google Gemini (API key & Vertex AI)
• Built-in Tools — Read, Write, Edit, Bash, Glob, Grep, WebFetch, WebSearch
• Skills System — Reusable prompts with 3 states: disabled, enabled (slash command), active (model-aware)
• Subagents — Specialized agents (Explore, Plan, Bash, Review) for autonomous task execution
• Session Persistence — Save, resume, and manage conversation sessions
• Non-interactive Mode — Pipe input or pass messages directly for scripting

🚀 Installation

go install github.com/yanmxa/gencode/cmd/gen@latest

Other methods

Download Binary

OS=$(uname -s | tr '[:upper:]' '[:lower:]')
ARCH=$(uname -m | sed 's/x86_64/amd64/;s/aarch64/arm64/')
curl -sL "https://github.com/yanmxa/gencode/releases/latest/download/gen_${OS}_${ARCH}.tar.gz" | tar xz
sudo mv gen /usr/local/bin/

Build from Source

git clone https://github.com/yanmxa/gencode.git
cd gencode
go build -o gen ./cmd/gen
sudo mv gen /usr/local/bin/

📖 Usage

# Interactive mode
gen

# Non-interactive mode
gen "explain this function"
cat main.go | gen "review this code"

# Resume previous session
gen --continue        # Resume most recent
gen --resume          # Select from list

Quick Start

1. Run gen to start interactive mode
2. Use /provider to connect to an LLM provider
3. Use /model to select a model
4. Start chatting!

Commands

Command	Description
/provider	Connect to an LLM provider
/model	Select a model
/tools	List available tools
/skills	Manage skills (disable/enable/active)
/agents	List available agents
/clear	Clear chat history
/help	Show all commands

Keyboard Shortcuts

Key	Action
Enter	Send message
Alt+Enter	Insert newline
↑/↓	Navigate history
Esc	Stop AI response
Ctrl+C	Clear input / Quit

🔧 Configuration

GenCode stores configuration in ~/.gen/:

~/.gen/
├── providers.json    # Provider connections and current model
├── settings.json     # User settings
├── skills.json       # Skill states
├── sessions/         # Saved conversation sessions
├── skills/           # Custom skills
└── agents/           # Custom agents

Environment Variables

Variable	Description
ANTHROPIC_API_KEY	Anthropic API key
OPENAI_API_KEY	OpenAI API key
GOOGLE_API_KEY	Google AI API key
GEN_DEBUG	Set to 1 to enable debug logging

🛠️ Built-in Tools

Tool	Description
Read	Read file contents
Write	Create or overwrite files
Edit	Edit files with diff preview
Bash	Execute shell commands
Glob	Find files by pattern
Grep	Search file contents
WebFetch	Fetch web page content
WebSearch	Search the web
Task	Spawn subagents for complex tasks
Skill	Invoke custom skills

🔗 Related Projects

• Claude Code — Anthropic's AI coding assistant
• Aider — AI pair programming in terminal
• Continue — Open-source AI code assistant

📄 License

MIT License - see LICENSE for details.