Character Studio

Build a SOUL.md agent in minutes. Fill in the fields, preview the system prompt, test a live chat, then export your SOUL.md file.

Name (required)
Role
Tagline — one line, who is this agent distilled
How does this agent speak? Tone, style, energy.
Forbidden phrases (things this agent never says)
What does this agent actually believe in?
What makes this agent distinctly themselves?
Hard limits. Non-negotiable.
The worldview that governs this agent's decisions.
System Prompt Preview
— tokens 
Fill in the form to see your agent's system prompt...
Live Chat Test —
Build your agent, then test it here.