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One API

Unified OpenAI-compatible gateway for many LLM providers

Local LLM Runners ★ 36.3k stars Medium setup MIT

One API is an LLM API management and distribution system that exposes a single OpenAI-compatible endpoint while routing to many upstream providers. It adds key management, channel load balancing, usage tracking and multi-user billing.

Official siteSource code

Key features

  • Unified OpenAI-compatible API
  • Channel load balancing
  • Token and quota management
  • Multi-user support

Strengths

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Mature project with 36.3k GitHub stars
  • Written in JavaScript

One API replaces

Self-hosted OpenAI API alternativesSelf-hosted OpenRouter alternatives

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