Release Notes: v0.4.0¶

Release Date: 2026-01-17

Highlights¶

This release marks the migration to the agentplexus organization and introduces the hooks package for managing AI assistant lifecycle events.

What's New¶

Hooks Package¶

New package for managing AI assistant lifecycle hooks:

hooks/core: Canonical hook types, events, and adapter interface
hooks/claude: Claude Code hooks adapter supporting PreToolUse, PostToolUse, Notification, and other lifecycle events
hooks/cursor: Cursor IDE hooks adapter
hooks/windsurf: Windsurf hooks adapter

Hook Events Supported¶

Event	Description
PreToolUse	Before a tool is executed
PostToolUse	After a tool completes
Notification	User notifications
Stop	Session termination
SubagentStop	Subagent termination

Example Usage¶

import (
    "github.com/agentplexus/assistantkit/hooks"
    "github.com/agentplexus/assistantkit/hooks/claude"
)

// Read Claude hooks configuration
cfg, err := claude.ReadConfig(".claude/settings.json")
if err != nil {
    log.Fatal(err)
}

// Access hooks by event
for _, hook := range cfg.Hooks {
    fmt.Printf("Event: %s, Command: %s\n", hook.Event, hook.Command)
}

Breaking Changes¶

Module Path Change¶

The module path has changed from github.com/grokify/aiassistkit to github.com/agentplexus/assistantkit.

Migration:

// Before
import "github.com/grokify/aiassistkit/mcp"

// After
import "github.com/agentplexus/assistantkit/mcp"

Dependencies¶

Added github.com/agentplexus/multi-agent-spec/sdk/go for multi-agent specifications

Installation¶

go get github.com/agentplexus/assistantkit@v0.4.0

Full Package List¶

Package	Description
`hooks`	AI assistant lifecycle hooks
`mcp`	MCP server configuration
`context`	Project context management
`agents`	Agent definitions
`commands`	Slash commands
`plugins`	Plugin manifests
`skills`	Reusable skills
`teams`	Multi-agent orchestration
`validation`	Configuration validators
`publish`	Marketplace publishing