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Messaging (Grade A)Security-tested data-ai skill for Claude AI. Grade A. Send messages to users via WhatsApp and other connected channels. Use when asked to notify someone, send a message, reply to a contact, message a

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Daniel NikulshynReviewed by Daniel Nikulshyn·Updated July 2026

Overview

Messaging (Grade A) is a security-tested data-ai skill for Claude AI that enables sending messages to users via WhatsApp and other connected channels. It supports various media types, including text, images, documents, audio, video, and stickers. The skill provides guidelines for group etiquette, such as using <no-reply/> to avoid unnecessary responses and keeping replies concise. It can be used to notify someone, send a message, reply to a contact, message a group, or proactively communicate through WhatsApp.

Key features

  • Send text messages
  • Send images
  • Send documents
  • Send audio
  • Send video
  • Send stickers

Pricing

Model
Free
Category
Skills
Rating
No reviews yet

Use cases

Notifying a user

Use Messaging (Grade A) to send a notification to a user via WhatsApp.

Replying to a group message

Use Messaging (Grade A) to reply to a group message, keeping in mind group etiquette guidelines.

Pros & Cons

Pros

  • Supports multiple media types
  • Provides group etiquette guidelines
  • Can be used for proactive communication
  • Compatible with WhatsApp and other channels

Cons

  • Limited to connected channels
  • Requires careful use of <no-reply/> directive
  • May not be suitable for sensitive information

Reviews

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Q&A

Are there any privacy or sensitivity concerns with using this skill?

The skill notes it may not be suitable for sensitive information, as it relies on connected channels that may not guarantee end‑to‑end encryption for all media types. Users should avoid sending confidential data.

Asked by Uma Krishnan · Apr 9, 2026

How does the skill handle group etiquette and avoid unwanted replies?

It provides a <no reply/> directive that, when output, suppresses a response. Use it for casual or FYI messages. The skill also advises concise replies and not spamming groups.

Asked by Gustav Lindberg · Mar 6, 2026

What media types are supported and how to send them?

Text, images (JPEG, PNG, WebP, GIF), documents (PDF, DOCX, etc.), audio (OGG, MP3, M4A), video (MP4, MOV), stickers (WebP), and voice notes (ptt). Commands use 'msg send channel whatsapp to <number> image /path/file.jpg' etc., with optional caption text.

Asked by Paulo Cardoso · Feb 22, 2026

What channels can Messaging (Grade A) send to?

It can send to WhatsApp and any other channels that are connected to the skill via the msg CLI. The skill lists allowed groups and channels with 'msg channels' and 'msg groups' commands.

Asked by Dara Fitzgerald · Jan 28, 2026

Ask a question

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