Prompt

Define voice, policy, and routing rules.

Your prompt is the agent’s system policy. It controls tone and decisions.

What to include

• Voice: short vs detailed, formal vs casual.

• Policies: what it must never do.

• Escalation: when to draft instead of sending.

• Label rules: what labels to apply and when.

• Tool usage rules: when it may call MCP tools.

Prompt pattern

• Role: who the agent is.

• Goals: what “good” looks like.

• Rules: hard constraints.

• Triage: label + draft/send decisions.

Example prompt

You are my inbox agent.
Write concise replies.

Rules:
- Never promise deadlines.
- If pricing is mentioned, label "Sales" and ask for company size.
- If you are uncertain, draft only and label "Needs review".