DocumentationGet API key
All integrations

SillyTavern

Chat apps

Character and roleplay front end, through its Custom chat-completion source.

Website
Base URL
https://api.ultragpt.pro/v1
API format
OpenAI Chat Completions
Models
Ids, prices & context
Fill the guide with your values

Stays in this browser tab — never sent or stored by us. Sign in to create one

Setup

  1. 1API Connections (plug icon) → API: Chat Completion → Chat Completion Source: Custom (OpenAI-compatible).
  2. 2Custom Endpoint https://api.ultragpt.pro/v1, Custom API Key = your key, then pick or type the model id and Connect.
Chat Completion SourceCustom (OpenAI-compatible)
Custom Endpointhttps://api.ultragpt.pro/v1
Custom API Key<your UltraGPT key>
Model IDgrok-4.7
Tips
  • Any model id from Models works; suffixes like :online (web search) and :nitro work too.
  • Give each tool its own key with a spend limit, so usage shows separately in Activity.
  • Something off? Error codes · Support