Arona API
Arona API is a unified AI API gateway. It aggregates upstream models behind OpenAI- and Claude-compatible endpoints so you can plug in Grok Build, Codex, Claude Code, OpenCode, Pi Agent, and more with one base URL.Site info
What this docs set focuses on
These docs prioritize Grok 4.5 setup for popular coding clients:Grok Build
Recommended first. Supports Responses and backend web_search.
Codex
Point a model_provider at the gateway using Responses or Chat Completions.
Claude Code
Use ANTHROPIC_BASE_URL for the Messages-compatible path.
OpenCode
OpenAI-compatible provider; set model to
arona/grok-4.5.Pi Agent
Custom provider in
models.json, select grok-4.5.Quickstart
Register, create a key, and complete the first request.
Capabilities
- OpenAI-compatible:
/v1/chat/completions,/v1/responses,/v1/models - Claude-compatible:
/v1/messages - Grok platform features: chat, images, video (depends on group / upstream)
- Keys and groups: create API keys in the console and bind model groups
Get started in three minutes
1
Register and create an API key
Open the console, sign in, and create an API key.
2
Confirm Base URL and model
Use
https://sub2api.lingshichat.top/v1 and model grok-4.5.3
Configure your client
Follow Client overview for Grok Build / Codex / Claude Code / OpenCode / Pi.