Overview

Welcome to smai.ai

smai.ai is a multi-model AI interface forwarding platform that supports hundreds of flagship large models, including OpenAI GPT-5.2, Gemini 3, Claude 4.5, DeepSeek, Grok, Sora, and more.

OpenAI Compatible API

smai.ai provides a fully compatible API interface with OpenAI, allowing you to connect directly using any application or SDK that supports the OpenAI API.

API Endpoints

Full Endpoint

https://api.smai.ai/v1/chat/completions

Standard Endpoint

https://api.smai.ai/v1

Basic Endpoint

https://api.smai.ai

Inference Model Dedicated Endpoint

Inference models like gpt-5.2-pro and o3-pro must use the Responses endpoint:

https://api.smai.ai/v1/responses

Registration and Login

Quickly register for a smai.ai account and get started

Token Management

Create and manage your API tokens

Application Configuration

Select the application you are using and view detailed configuration guides

Recharge Guide

smai.ai supports various recharge methods to meet different user needs

Supported Models

smai.ai supports hundreds of AI models, including but not limited to:

Vendor	Model Series	Representative Models
OpenAI	GPT Series	gpt-5.2-pro, gpt-4.1, o3-pro
Anthropic	Claude Series	claude-4.5-sonnet, claude-opus-4
Google	Gemini Series	gemini-3-pro, gemini-2.5-flash
DeepSeek	DeepSeek Series	deepseek-chat, deepseek-reasoner
xAI	Grok Series	grok-3, grok-3-mini
OpenAI	Sora	sora-1

View Full Model List

Browse all supported models and their details

Contact Us

WeChat Customer Service: SmallAI2024
Platform Address: api.smai.ai