kit

Agent & MCP Package Manager

Overview

Cross-platform agent and MCP package manager. Compatible with aim.

Windows supportSingle binary, no Java/GraalVM/WSL needed
AIM compatibleSame ~/.aim/packages/ directory, interoperable
MCP registryNative client for the MCP Registry Service
Agent registrationACP agents for Kiro-CLI and Amazon Quick

Install

Requires Builder Toolbox and brazilcli

# Prerequisites
toolbox install brazilcli
toolbox registry add s3://buildertoolbox-kit-us-west-2/tools.json
toolbox install kit

MCP Servers

# Install an MCP server
kit mcp install apg-library-mcp
kit mcp install builder-mcp
kit mcp install spec-studio-mcp

# List installed servers
kit mcp list --installed

# Test a server (verifies it starts and responds)
kit mcp test apg-library-mcp

# Start a server (used by Kiro-CLI / Claude Code)
kit mcp start-server apg-library-mcp

# Run server commands (e.g. auth flows)
kit mcp run slack-enterprise-mcp auth

# Update all installed servers
kit mcp update

Agents

# Install an agent (registers in Amazon Quick automatically)
kit agents install ApexDeliveryAgent

# List installed agents
kit agents list

# Update all installed agents
kit agents update

Health Check

kit doctor

Verifies Midway auth, Brazil package resolution, and installed servers/agents are healthy.

Troubleshooting

  • kit not found — Run toolbox registry add s3://buildertoolbox-kit-us-west-2/tools.json then toolbox install kit
  • Package resolution fails — Run mwinit to refresh credentials
  • kit doctor reports issues — Follow suggestions in the output
  • Agents not in Amazon Quick — Re-run kit agents install ApexDeliveryAgent

Update kit

toolbox update kit