# Social > Social messaging guidelines for Telegram, Slack, Discord, and Feishu. Best practices for formatting, character limits, and platform-specific features. Use when this capability is needed. - Skill: `tomevault-io/social` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/social` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/social/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Integrations & APIs - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/social --- # Social Messaging Guide ## Platform Formatting ### Telegram - Supports Markdown (bold, italic, code, links) - Message limit: 4096 characters - Supports inline buttons (not available via SocialMessageTool) - Good for short, punchy updates with formatting ### Slack - Uses mrkdwn format (different from standard Markdown) - *bold* uses `*text*`, _italic_ uses `_text_` - Message limit: ~40,000 characters - Supports blocks and attachments ### Discord - Standard Markdown formatting - Message limit: 2000 characters - Code blocks with syntax highlighting - Keep messages short — split long content into multiple messages ### Feishu - Rich text via post format, plain text via text - Message limit: ~30,000 characters ## Best Practices - Keep messages concise for chat context - Use SocialMessageTool for progress updates on long tasks - Break long responses into logical sections - Avoid large code blocks on mobile-first platforms (Telegram) - Send a brief acknowledgment before starting long-running operations - Your final answer is delivered automatically — use the tool only for intermediate updates --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/cyzus) — claim your Tome and manage your conversions.