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// summary
Sub2API is an API gateway platform designed for managing and distributing AI product subscription quotas. It provides users with access to upstream AI services via platform-generated API Keys and handles core functions such as authentication, billing, load balancing, and request forwarding. The platform supports multiple deployment methods and offers a comprehensive backend management interface to monitor and manage API usage.
// use cases
01
Multi-account management: Supports various upstream account types such as OAuth and API Key for unified management.
02
Precise billing and rate limiting: Provides token-level usage statistics, cost calculation, and fine-grained concurrency and rate limiting.
03
Intelligent scheduling: Supports intelligent account selection and session persistence to ensure efficient distribution and stable access for API requests.