Ensoul
Use Cases

What will you build?

Every idea starts with a question. Here are some of ours.

STR 82WIS 55CHA 78STR 35WIS 88CHA 92alliedDYNAMIC NPC PERSONALITY ENGINE
Gaming

Living worlds, genuine characters

"What if every character in your game world had a genuine inner life?"

NPCs who remember player choices and form alliances. They hold grudges and evolve their personalities over time. Every playthrough feels genuinely different because the people in it are genuinely different.

Build rich, living worlds where merchant relationships and quest outcomes emerge from authentic personality dynamics.

Coming Soon

Pet Planet

Name a pet. Choose a species. Adjust the personality sliders. Then watch a unique persona come to life and chat with it.

A live domain on Ensoul where every pet has its own personality, memories, and relationships.

Playfulness
78
Curiosity
92
Mischief
45
Research

Academic Research

"Tools for studying persona and network interactions at scale."

Ensoul gives researchers an observable environment. Track personality trait evolutions, network interactions, and idea paths through persona networks. Generate psychographically diverse synthetic populations and run studies in minutes instead of months. Full reproducibility built in.

population-study-2024.ensoulTrait Distribution (n=2,400)mean = 0.52Survey ResponsesStrongly agree75%Agree59%Neutral34%Disagree24%Strongly disagree11%Persona Cluster Map — Openness vs. AgreeablenessOpennessAgreeableness
Research Example

Misinformation Propagation

Misinformation is one of the most complex challenges of the digital era. To fight it, we must understand it. With Ensoul, researchers can simulate how ideas propagate through persona networks. They can see who is most susceptible, which personality traits correlate with resistance, and which interventions reduce spread. These are questions too dangerous to test on real populations. Ensoul lets you study them safely in minutes.

IDEA PROPAGATION SIMULATION — T=48horiginresistedimmunePropagation AnalysisSpread rate over timeInfected: 47%Resisted: 28%Immune: 15%Unexposed: 10%High openness = 3.2xmore susceptibleAdoptedExposed/ResistedImmuneUnexposedSAFE TO STUDY — IMPOSSIBLE TO STUDY ON REAL POPULATIONS
Product Research

Find product-market fit before writing code

"What if you could test product ideas with a thousand different people before building?"

Consumer Panel — Product Concept TestLiveSarah K.Age 34positiveMarcus T.Age 28skepticalPriya M.Age 42negativeJames L.Age 55positiveSentiment Over Pricing Tiers$9$19$29$49$79$99Latest ResponseI would pay $29 for thisif it saved me two hoursa week. But $49 feels likea stretch for a solo user.— Sarah K., Persona #1,247
Diverse Panels
Psychographically varied synthetic consumers
Honest Reactions
Personality-consistent feedback, not scripts
Instant Iteration
Test pricing, messaging, positioning in minutes
Connected Toys

Each toy ships with a soul

"What if every toy had its own evolving personality?"

Bennycurious / gentleZippybold / playfulLunashy / affectionatePipDotUNIQUE SOUL PER TOY

Give physical toys persistent personalities that grow alongside their owners. A teddy bear that genuinely becomes more nurturing over time. A robot companion that develops unique quirks. A whole collection of characters that form relationships with each other. Each toy ships with a soul. No two are alike.

Coming soon

Build something that breathes.

100 personas free. No credit card required.