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Ensoul
Use cases

What people build with Ensoul

Measured personas, game characters, product panels, and training partners. All of them run on the same framework.

Observability

See what a persona is doing, and why

Ensoul records what a persona does and why. Watch traits move across weeks of conversation. Open the memories behind any response. Validate personality with real psychology instruments like Big Five and HEXACO. The Observatory shows a whole world at a glance.

See the observability use case

Trait distributionInstrument scoresOpennessConscientiousnessExtraversionAgreeablenessPersona cluster map. Openness against agreeableness
Example. Sample data. One view holds the trait spread, the instrument scores and where each persona sits.
Observability example

Drift shows up on the chart first

A deployed persona does not hold still. Memories pile up. Traits consolidate. The model underneath changes. Baseline each persona with a validated instrument and re-measure on a schedule. Drift then arrives as a line on a chart, before it arrives in a conversation. Open the memories behind the change to see what caused it.

Swipe to see the whole chart.

Measured traits, 30 days (IPIP-50, weekly)0.80.60.40.2Day 1Day 8Day 15Day 22Day 29memory config changedesigned 0.50+0.22AgreeablenessConscientiousness
Example. Agreeableness drifts 0.22 above its designed value after a memory config change.
Gaming

Characters who remember

NPCs remember what the player did. They form alliances, hold grudges, and change over a campaign. Two playthroughs are never the same, because the characters are not the same.

Merchant prices, faction loyalty, and quest outcomes follow from personality and memory instead of a dialogue tree.

See the gaming use case

WardenMerchantalliedNPC PERSONALITY, GENERATED LIVE
Example. Sample data. Two characters with their own trait meters, one of them answering the other.
Live now

Pet Planet

Name a pet. Choose a species. Move the personality sliders. A persona comes out the other side and you can talk to it.

Every pet on Pet Planet has its own personality, memories, and friendships.

Play Pet Planet

Playfulness
78
Curiosity
92
Mischief
45
Product research

Test a concept before you build it

Consumer panel. Product concept testSarah K.positiveMarcus T.skepticalPriya M.negativeJames L.positivesentimentI would pay $29 for thisif it saved me two hoursa week. But $49 feelslike a stretch.Skeptical segment, one of 500
Example. Sample data. Four personas react to one concept and the panel sentiment moves with the price.

Varied panels

Personas spread across traits, ages, and habits.

Consistent reactions

Each persona answers from its own personality and memory.

Fast rounds

Change the price or the pitch and run the panel again.

See the product research use case

More use cases

Two more places teams use personas

Mental healthcare training

Counselors practice with clients who answer from a personality, not a memorized script. Rapport, resistance, and crisis play out differently every run. Nobody is at risk and the room is open at any hour.

Corporate training

Training scenarios that answer back. Customers who will not take the first offer. Reports who push. A range of clients no actor pool can staff.

Pick a world and start.

Free to start. Pick the use case closest to what you are making.

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