---

name: sending-reactions description: Emoji reactions and thinking indicators for XMTP agents. Use when adding reactions to messages or showing processing state with thinking emoji. Triggers on emoji reactions, thinking indicator, or message acknowledgment. license: MIT metadata: author: xmtp version: "1.0.0"

XMTP reactions

Send and receive emoji reactions, including thinking indicator patterns.

When to apply

Reference these guidelines when:

• Reacting to user messages with emoji
• Showing processing/thinking state
• Receiving and handling reactions
• Implementing acknowledgment patterns

Rule categories by priority

Priority	Category	Impact	Prefix
1	Send	HIGH	send-
2	Receive	HIGH	receive-
3	Patterns	MEDIUM	patterns-

Quick reference

Send (HIGH)

• send-reaction - Send emoji reactions to messages

Receive (HIGH)

• receive-reaction - Handle incoming reactions

Patterns (MEDIUM)

• patterns-thinking - Thinking indicator pattern

Quick start

// Send a reaction
await ctx.conversation.sendReaction({
  reference: ctx.message.id,
  action: "added",
  content: "👍",
  schema: "unicode",
});

// Thinking indicator pattern
await ctx.conversation.sendReaction({
  reference: ctx.message.id,
  action: "added",
  content: "⏳",
  schema: "unicode",
});

// Process...

await ctx.conversation.sendReaction({
  reference: ctx.message.id,
  action: "removed",
  content: "⏳",
  schema: "unicode",
});

How to use

Read individual rule files for detailed explanations:

rules/send-reaction.md
rules/receive-reaction.md
rules/patterns-thinking.md