AI identity: name and persona

A deliberate name, voice and character for the AI, setting expectations before any output arrives.

SettingsCustomer-facing assistant Persona v4 · live
Label customers see
AI agentAlways shown, can't be removed
Voice
  • Says it's an AI in the first message
  • States what it can't do and offers a person
  • No claims of feelings, no human name
Voice lives in its own prompt, apart from task instructions.
Preview · Kite & Co help chat
M
Milky
AI agent for Kite & Co
I'm Milky, an AI agent for Kite & Co. I can look up invoices, refunds and seat changes. For anything else I'll bring in someone from the team.
We were billed for 14 seats but we only have 12.
You're right: the October invoice lists 14 seats and your workspace has 12. I can credit the 2 extra seats ($64) now, or pass this to Sam in billing.

Try it: Switch the voice. Plain and Warm change only the wording; Playful renames the AI and overpromises, so it can’t be published.

In the wild

How one product ships this pattern. Click a screenshot to enlarge it.

Intercom Fin answering customers in chat, WhatsApp and email panels, each message labelled 'Fin · AI Agent' with the Fin logo
Intercom Fin
Fin uses one name, logo and 'AI Agent' label on every channel, so customers know they are talking to the same AI.
Source: Intercom help center ↗

When to use

Any assistant users will address directly and repeatedly.

Seen in

Fin, Copilot, Einstein, Duet, Gemini; branded support agents with defined tone.

For engineers

Keep persona in a versioned system prompt separate from task instructions so it can be tuned alone.

Build prompt

A neutral, component-only prompt for a coding agent. Edit the stack block or anything else to fit your project, then copy it.

Download this prompt as Markdown, or every prompt as JSON for an agent.

Critique checklist for identifiers

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