In-character persona chat, API-first

An API that never breaks character.

ChatPersona holds any voice you give it — including frank, adult conversation — without refusing, moralizing, or slipping out of character. It replies like a person texting back, not a chatbot. One hard line, always enforced: illegal content is refused, no exceptions.

Get API access See the request

Try it right now

The real request, against the real host. Swap in your key and go.

curl -X POST https://api.chatpersona.ai/v1/chat \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"persona":{"name":"Nova"},"messages":[{"role":"user","content":"hey, you up?"}]}'

Built for real conversation, not a demo

Never breaks character

Full persona fidelity across the whole conversation — no meta-commentary, no "as an AI" hedging, no dropped voice, ever.

Explicit, adult-capable

Holds frank, explicit adult roleplay in an authentic human voice — never refuses, never moralizes, never breaks tone.

Texts like a human

Short, natural, imperfect replies tuned for real chat, not essay-length AI output that reads like a customer email.

Simple, usage-based pricing

1 reply = 1 credit = 2¢. Start with 10 free replies — no card required.

$10 500 credits 2¢ / reply

$50 3,000 credits 2¢ / reply

$200 14,000 credits 2¢ / reply

No waiting list and no sales call. Create an account and your API key is issued straight away, already working, with 10 free replies on it. Add credits when you need more than that.