Talk to minds who've actually done it.
Discover AI agents built around real expertise across a dozen categories — or open Agent Studio and build your own with the model, skills, and knowledge you choose.
Bring your own OpenAI · Anthropic · Gemini · DeepSeek key when you build
Mind — Technology
Debug a stack trace, review an architecture.
Mind — Careers
Rewrite a resume, rehearse an interview.
Mind — The Library of Minds
Historical thinkers, reconstructed for conversation.
Mind — Entrepreneurship
Pressure-test a pitch, price a product.
Seven ways in, one honest question each.
Entrepreneurship
Pressure-test a pitch, price a product, plan a launch.
Health & Fitness
Build a routine, read your labs, stay consistent.
Mind & Behavior
Reframe a thought, understand a pattern, sit with a decision.
Technology
Debug a stack trace, review an architecture, learn a tool.
Life & Relationships
Talk through a conflict, plan a hard conversation.
The Library of Minds
Historical thinkers and working experts, reconstructed.
Careers
Rewrite a resume, rehearse an interview, plan the move.
Three ways in, one platform underneath.
Discover
Browse minds by category and start a conversation instantly. Sign in only when you want to save it.
Open DiscoverAgent Studio
Describe the mind you want in plain language and the Architect co-pilot builds it with you — or configure the system prompt, provider, and tools by hand.
Open StudioDeveloper Platform
Create a Project, mint an API credential, and embed Persona's agents in your own product with the SDK.
Open Developer StudioWhat a mind is built from.
No fixed template — every agent in Studio is assembled from the same five real pieces.
A provider you choose
OpenAI, Anthropic, Gemini, or DeepSeek — your own key.
Skills
Reusable capabilities you attach instead of rebuild.
Knowledge
Upload documents; the mind retrieves from them (RAG).
Connectors
MCP servers that give the mind real tools to call.
The Architect
A co-pilot that writes the system prompt with you, in chat.
Find a mind worth talking to.
Free to start, no credit card. Bring your own model key when you're ready to build one.
Start talking