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Assistant Builder
Define it, preview the system prompt live, copy it anywhere.
New
Delete
Save
Configuration
Assistant name
Role / identity
Mission
— what it's for
Audience
— who it's talking to
Voice
Formality
Warmth
Length & depth
Personality traits
Capabilities
What it does
— one per line
Web search
Code execution
Image generation
Document reading
Default response shape
Prose paragraphs
Concise bullet points
Structured markdown with headings and bullets
Numbered, step-by-step instructions
A JSON object with named fields
A comparison table
Answer first, then supporting detail
Reasoning approach
Answer directly and concisely
Think step by step, then give the answer
Give the answer first, then brief reasoning
Provide a detailed analysis with tradeoffs
Output language
Behaviour
Ask a clarifying question when the request is ambiguous
Cite sources as inline links
Separate facts from inferences; say "I'm not sure"
Stay in scope and hand off what isn't
Guardrails
— one hard rule per line