chat-sdk

chat-sdk — a Claude Code skill from vercel/chat

Features

• ✓[**Event handlers**](https://chat-sdk.dev/docs/usage) — mentions, messages, reactions, button clicks, slash commands, modals
• ✓[**AI streaming**](https://chat-sdk.dev/docs/streaming) — stream LLM responses with native Slack streaming and post+edit fallback
• ✓[**Cards**](https://chat-sdk.dev/docs/cards) — JSX-based interactive cards (Block Kit, Adaptive Cards, Google Chat Cards)
• ✓[**Actions**](https://chat-sdk.dev/docs/actions) — handle button clicks and dropdown selections
• ✓[**Modals**](https://chat-sdk.dev/docs/modals) — form dialogs with text inputs, dropdowns, and validation
• ✓[**Slash commands**](https://chat-sdk.dev/docs/slash-commands) — handle `/command` invocations
• ✓[**Emoji**](https://chat-sdk.dev/docs/emoji) — type-safe, cross-platform emoji with custom emoji support
• ✓[**File uploads**](https://chat-sdk.dev/docs/files) — send and receive file attachments
• ✓[**Direct messages**](https://chat-sdk.dev/docs/direct-messages) — initiate DMs programmatically
• ✓[**Ephemeral messages**](https://chat-sdk.dev/docs/ephemeral-messages) — user-only visible messages with DM fallback

Installation Guide

npm install chat

npm install @chat-adapter/slack @chat-adapter/teams @chat-adapter/gchat @chat-adapter/discord @chat-adapter/telegram