common — common skill install common, codex-setup, community, common skill install, ide skills, vertex AI support with common skill, common skill for AI agent development, Claude Code, Cursor, Windsurf

v1.0.0
GitHub

About this Skill

Perfect for AI Agent Developers needing streamlined API key management and Vertex AI support. Common is a library of utilities for AI agent skills using the Gemini API, offering features like API key management and Vertex AI support.

Features

Automates API key management via GEMINI_API_KEY
Supports Vertex AI for seamless AI Studio integration
Provides client helpers for automatic client initialization
Utilizes Python for flexible and efficient development
Leverages the Gemini API for robust AI agent interactions
Enables easy switching between AI Studio and Vertex AI

# Core Topics

common skill install vertex AI support with common skill common skill for AI agent development
wollfoo wollfoo
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Updated: 3/7/2026

Agent Capability Analysis

The common skill by wollfoo is an open-source community AI agent skill for Claude Code and other IDE workflows, helping agents execute tasks with better context, repeatability, and domain-specific guidance. Optimized for common skill install, vertex AI support with common skill, common skill for AI agent development.

Ideal Agent Persona

Perfect for AI Agent Developers needing streamlined API key management and Vertex AI support.

Core Value

Empowers agents to seamlessly manage API keys from multiple sources and switch between AI Studio and Vertex AI using automated client helpers and the Gemini API.

↓ Capabilities Granted for common

Automating API key retrieval
Switching between AI Studio and Vertex AI environments
Simplifying client initialization for AI agents

! Prerequisites & Limits

  • Requires Gemini API access
  • Python compatibility required
Labs Demo

Browser Sandbox Environment

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Boot Container Sandbox

common

Install common, an AI agent skill for AI agent workflows and automation. Works with Claude Code, Cursor, and Windsurf with one-command setup.

SKILL.md
Readonly

Common Skill Utilities

Thư viện dùng chung cho các skills sử dụng Gemini API.

Capabilities

  • API Key Management (quản lý API key) – Tự động tìm GEMINI_API_KEY từ nhiều nguồn
  • Vertex AI Support (hỗ trợ Vertex AI) – Chuyển đổi giữa AI Studio và Vertex AI
  • Client Helpers (trợ giúp client) – Tự động khởi tạo client phù hợp

Usage

python
1import sys
2from pathlib import Path
3
4# Thêm common directory vào path
5common_dir = Path(__file__).parent.parent.parent / 'common'
6sys.path.insert(0, str(common_dir))
7
8from api_key_helper import get_api_key_or_exit, get_client, get_vertex_config
9
10# Lấy API key
11api_key = get_api_key_or_exit()
12
13# Hoặc lấy client tự động
14client_info = get_client()

API Key Lookup Order

  1. Process environment variable (GEMINI_API_KEY)
  2. Project root .env file
  3. .claude/.env file
  4. .claude/skills/.env file
  5. Skill directory .env file

Vertex AI Configuration

bash
1export GEMINI_USE_VERTEX=true
2export VERTEX_PROJECT_ID=your-gcp-project-id
3export VERTEX_LOCATION=us-central1

Files

  • api_key_helper.py – Main utility module
  • README.md – Detailed documentation

FAQ & Installation Steps

These questions and steps mirror the structured data on this page for better search understanding.

? Frequently Asked Questions

What is common?

Perfect for AI Agent Developers needing streamlined API key management and Vertex AI support. Common is a library of utilities for AI agent skills using the Gemini API, offering features like API key management and Vertex AI support.

How do I install common?

Run the command: npx killer-skills add wollfoo/codex-setup/common. It works with Cursor, Windsurf, VS Code, Claude Code, and 19+ other IDEs.

What are the use cases for common?

Key use cases include: Automating API key retrieval, Switching between AI Studio and Vertex AI environments, Simplifying client initialization for AI agents.

Which IDEs are compatible with common?

This skill is compatible with Cursor, Windsurf, VS Code, Trae, Claude Code, OpenClaw, Aider, Codex, OpenCode, Goose, Cline, Roo Code, Kiro, Augment Code, Continue, GitHub Copilot, Sourcegraph Cody, and Amazon Q Developer. Use the Killer-Skills CLI for universal one-command installation.

Are there any limitations for common?

Requires Gemini API access. Python compatibility required.

↓ How To Install

  1. 1. Open your terminal

    Open the terminal or command line in your project directory.

  2. 2. Run the install command

    Run: npx killer-skills add wollfoo/codex-setup/common. The CLI will automatically detect your IDE or AI agent and configure the skill.

  3. 3. Start using the skill

    The skill is now active. Your AI agent can use common immediately in the current project.

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