Persona Design on OhChat: Questions and Answers

Three lines: a temperament, two things she cares about, and one thing she reliably will not do. That is enough to produce a recognisable character in the first conversation. Everything else you might add — appearance, history, favourite music — can be filled in later, once you have watched her talk and know which gaps are actually costing you something. Starting short also means your first edit is a genuine experiment rather than a guess at which of forty sentences went wrong.

Third person, describing behaviour, tends to work better than a first-person monologue. A monologue produces a sample of voice, which is useful but narrow; a behavioural description produces rules she can apply to situations you have not imagined yet. In practice a hybrid is strongest: describe her in the third person, then add one line of dialogue as a tonal reference point. Keep the dialogue short so it reads as a sample rather than a script to repeat.

No, and a full one often makes things worse by burying the instructions that matter. What earns its place is any fact that explains a behaviour you want: she grew up translating for her parents, so she listens more than she speaks. That single detail does real work in dozens of conversations. A list of siblings, schools and former jobs mostly sits idle and dilutes the rest of the brief.

Because words carry different amounts of behavioural information. Kind is nearly empty as an instruction — almost any reply can be called kind. Patient is far richer: it implies she will let a silence sit, ask a second question rather than fill space, and not rush you toward a conclusion. When a trait disappoints, the usual fix is not to intensify it but to replace it with a more specific word that a reply can be measured against.

They are one of the most reliable sources of depth available to you. A character who is affectionate but slow to admit it has two competing pressures in every exchange, and that friction is what we read as personality rather than as output. Resolving the contradiction is a mistake; leaving it unresolved gives her somewhere to move. The best personas usually contain one tension the writer deliberately declined to tidy up.

The character becomes an average of everything you wrote, which is another way of saying she becomes generic. Fifteen adjectives cancel each other out; four with real behavioural consequences do not. If a persona feels blurry, the productive move is almost always to delete rather than add — cut it back to the traits you could point to in an actual transcript, and see what is left standing.

Ask whether the problem is a wrong note or a missing tension. If she is broadly right but too formal, that is a tweak: adjust one field and spend a session with the result. If she agrees with everything you say and every reply lands in the same register, no adjustment will help, because the draft has no internal conflict to sharpen. That is the moment to start again with two firmer constraints, which usually takes less time than the tweaking you were about to do.

The two are separate layers: the persona is the standing brief, and your history is the record of what has been said. Changing her character does not delete the transcript, but do expect the tone of her references to that history to shift, because she is now interpreting it as a different person. Many people find that unsettling once and useful afterwards — it is the clearest possible demonstration that the character sheet is doing the work.

Keeping a spare draft is one of the more useful habits in persona work. It costs nothing and it changes how you feel about experimenting, because a rewrite stops being a loss and becomes a branch you can abandon. Most people end up with one main companion and one or two drafts they return to when the main persona starts feeling settled. That is a healthier setup than endlessly patching a character you have outgrown.