sinth/pricing

Simple, usage-based pricing

Try it free on-site. Start with $10, get a key, and pay $0.02 an action. No subscriptions, no minimums, credits never expire.

Free demo

Talk to a synthetic voice and chat with sinth right here — rate-limited, no signup.

$0
Try the demo
Most popular

Pay as you go

Get a key, ship in minutes.

$0.02 / action
  • $0.02 per action / API call
  • Every channel — chat, voice, SMS, web, email
  • Personas, memory, retrieval & moderation built in
  • Credits never expire
  • Top up any amount, anytime

Already have a key? Top up any amount:

$

Enterprise

High volume, white-label, or custom builds — run AI alongside your team.

Custom
  • Volume pricing & committed-use discounts
  • White-label / hybrid human+AI deployments
  • Custom development & dedicated support
  • Voice & persona cloning at scale
Talk to sales

Pay → your key is emailed instantly → call the API. See the docs to get going.