Use API Models in LobeChat (one key, all models)

LobeChat is a popular open-source chat UI that supports any OpenAI-compatible provider. Pointing it at API Models gives you Claude, GPT, Gemini and more under one key — reachable from mainland China, no verification.

Base URL: https://apimodels.app/api/v1 · Auth: your API Models key.

Setup steps

Create an API key at apimodels.app → Console → API Keys.
In LobeChat, open Settings → Language Model → OpenAI.
Set API Key to your sk_… key and API Proxy Address (base URL) to https://apimodels.app/api/v1.
Add custom model names (e.g. claude-sonnet-4-6, gpt-5.1, gemini-3-pro-preview) and start chatting.

LobeChat project: https://github.com/lobehub/lobe-chat

Get a free API key Read the docs