Provides command-line access to Apple Messages, allowing for searching history and sending messages.

Install

mkdir -p .claude/skills/imsg-dbillionaer && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/11544" && unzip -o skill.zip -d .claude/skills/imsg-dbillionaer && rm skill.zip

Installs to .claude/skills/imsg-dbillionaer

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

iMessage/SMS CLI for listing chats, history, and sending messages via Messages.app.
83 charsno explicit “when” trigger
Beginner

Key capabilities

  • List recent chats in Messages.app
  • View message history for a specific chat ID
  • Send text messages to phone numbers or Apple IDs
  • Send messages with file attachments
  • Force messages to be sent as iMessage or SMS

How it works

The skill uses the `imsg` command-line interface to interact with the macOS Messages.app, allowing programmatic access to messaging functions.

Inputs & outputs

You give it
A command with recipient and message text, optionally with a file path or chat ID.
You get back
A list of chats, message history, or a sent message confirmation.

When to use imsg

  • Sending SMS via CLI
  • Searching message history
  • Integrating notifications with local scripts

About this skill

imsg

Use imsg to read and send iMessage/SMS via macOS Messages.app.

When to Use

USE this skill when:

  • User explicitly asks to send iMessage or SMS
  • Reading iMessage conversation history
  • Checking recent Messages.app chats
  • Sending to phone numbers or Apple IDs

When NOT to Use

DON'T use this skill when:

  • Telegram messages → use message tool with channel:telegram
  • Signal messages → use Signal channel if configured
  • WhatsApp messages → use WhatsApp channel if configured
  • Discord messages → use message tool with channel:discord
  • Slack messages → use slack skill
  • Group chat management (adding/removing members) → not supported
  • Bulk/mass messaging → always confirm with user first
  • Replying in current conversation → just reply normally (Clawdbot routes automatically)

Requirements

  • macOS with Messages.app signed in
  • Full Disk Access for terminal
  • Automation permission for Messages.app (for sending)

Common Commands

List Chats

imsg chats --limit 10 --json

View History

# By chat ID
imsg history --chat-id 1 --limit 20 --json

# With attachments info
imsg history --chat-id 1 --limit 20 --attachments --json

Watch for New Messages

imsg watch --chat-id 1 --attachments

Send Messages

# Text only
imsg send --to "+14155551212" --text "Hello!"

# With attachment
imsg send --to "+14155551212" --text "Check this out" --file /path/to/image.jpg

# Specify service
imsg send --to "+14155551212" --text "Hi" --service imessage
imsg send --to "+14155551212" --text "Hi" --service sms

Service Options

  • --service imessage — Force iMessage (requires recipient has iMessage)
  • --service sms — Force SMS (green bubble)
  • --service auto — Let Messages.app decide (default)

Safety Rules

  1. Always confirm recipient and message content before sending
  2. Never send to unknown numbers without explicit user approval
  3. Be careful with attachments — confirm file path exists
  4. Rate limit yourself — don't spam

Example Workflow

User: "Text mom that I'll be late"

# 1. Find mom's chat
imsg chats --limit 20 --json | jq '.[] | select(.displayName | contains("Mom"))'

# 2. Confirm with user
# "Found Mom at +1555123456. Send 'I'll be late' via iMessage?"

# 3. Send after confirmation
imsg send --to "+1555123456" --text "I'll be late"

When not to use it

  • Sending Telegram messages
  • Managing group chat members
  • Sending bulk or mass messages without confirmation

Prerequisites

macOS with Messages.app signed inFull Disk Access for terminalAutomation permission for Messages.app

Limitations

  • Cannot send messages to Telegram, Signal, WhatsApp, Discord, or Slack channels.
  • Does not support group chat management features like adding or removing members.
  • Requires explicit user confirmation for bulk messaging and sending to unknown numbers.

How it compares

This skill automates messaging tasks through the command line, unlike manual interaction with the Messages.app graphical user interface.

Compared to similar skills

imsg side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
imsg (this skill)05moReviewBeginner
himalaya502moReviewIntermediate
officeemail-management88moNo flagsIntermediate
gmail166moReviewBeginner

Try saying

Example prompts that trigger this skill in your AI assistant.

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