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Aug 20, 2026 · Artificial Intelligence

2026 Guide to the Leading AI API Gateways and How to Use Them

This article compares four popular open‑source AI API gateway projects—One API, New API, Sub2API, and LiteLLM—detailing their stars, licenses, tech stacks, core strengths, ideal scenarios, shortfalls, and provides step‑by‑step deployment and usage instructions with security and compliance tips.