A proxy service providing access to OpenAI, Claude, and Gemini models with simplified billing and setup.
老张API is a proxy service that offers access to OpenAI, Claude, and Gemini models through a unified interface. It acts as an intermediary, forwarding requests to official APIs while handling billing and authentication. Key features include:
- Models: Supports OpenAI models (e.g., GPT-4o, GPT-3.5-turbo), Claude-3.5, and Gemini, with updates aligned to official releases.
- Setup: Provides API keys and base URLs (e.g.,
https://api.laozhang.ai/v1) for easy integration, requiring minimal code changes to switch from official endpoints. - Pricing: Charges based on usage with rates matching official models; offers discounts (e.g., approximately 20% off official rates for bulk purchases) and supports invoicing.
- Use Cases: Suitable for custom development, third-party tools (e.g., chat applications), browser extensions, and experiments with AI models.
- Features: Includes logging for request tracking, no speed limits or usage caps, and encryption for data transmission. New users receive a

