678API Docs

AI connectivity powered by token credits

678API is an AI API gateway and credit distribution platform for developers and teams, with OpenAI-compatible endpoints, API key management, token-based billing, subscription plans, online payments, and redeem codes.

Start integratingOpen console

Unified API gateway

Use one OpenAI-compatible endpoint across multiple models and developer tools.

Token credit billing

Manage usage with online top-ups, redeem codes, and subscriptions.

Secure key management

Create separate API keys for clients, projects, and team workflows.

Core configuration

Base URLhttps://www.678api.com/v1

API KeyYour 678API key

ProtocolOpenAI Compatible

Usage notice

678API is intended for overseas users and overseas Chinese developers. You are responsible for complying with local laws, platform rules, and upstream provider terms.