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AI Persona Generator

Create a persona for a chatbot or roleplay character, as a prompt or a character card.

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Quick Tool Overview

The AI Persona Generator builds a consistent character for a chatbot or roleplay — role, background, personality, voice, knowledge, boundaries, first message and example lines — and exports it as a system prompt, a markdown sheet or Character Card V2 JSON.

What it does
Creates a persona or character for an AI model
You give it
A name, a role, a background and a voice
You get back
A system prompt, a persona sheet or a character card
Best for
Branded assistants, tutors, games and roleplay
AI Tools Free, unlimited use No sign-up Runs in your browser

About the AI Persona Generator

A persona is what turns a general-purpose model into a specific character: a support assistant with a name and a calm manner, a language tutor who corrects one mistake at a time, a tavern keeper in a tabletop campaign, a hiring manager for interview practice.

The generator collects the parts that make a persona hold together — a role, a background that explains how it thinks, a few personality traits, a speaking style, what it knows and what it does not, hard boundaries, a first message, and example lines. Example lines matter most: a model reproduces a voice it is shown far more faithfully than one it is described.

Export the result as a system prompt for any chatbot or API, as a readable markdown persona sheet for your team, or as Character Card V2 JSON — the community format that SillyTavern, RisuAI and most character front-ends import directly, with {{user}} and {{char}} placeholders in the example dialogue.

Key features of the AI Persona Generator

Character Card V2 export

Download JSON that SillyTavern, RisuAI and other front-ends import directly.

Example lines built in

Dialogue examples are converted to {{user}} and {{char}} placeholders for character cards.

Boundaries that keep it consistent

Hard limits on what the persona knows and does stop it drifting over long chats.

Six speaking styles

Plain, teacher, formal, casual, in-character or terse, each with tested wording.

Warnings for weak personas

Too many traits, no example lines or a character with unlimited knowledge are flagged.

How to use the AI Persona Generator

  1. 1

    Name the persona and its role

    Start with a preset, or give it a name and the role it plays.

  2. 2

    Give it a background and a voice

    A few sentences of history and a speaking style shape every answer.

  3. 3

    Set boundaries

    What it never does or never knows. This keeps a character consistent over long chats.

  4. 4

    Export

    Copy it as a system prompt, or download the Character Card V2 JSON to import it.

Frequently asked questions

A community JSON format for AI characters, with fields for description, personality, scenario, first message and example messages. SillyTavern, RisuAI and many other front-ends import it directly.

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