OpenRouter Alternatives 2026: Gateway Options Compared
Compare OpenRouter alternatives in 2026: LiteLLM, Portkey, Cloudflare AI Gateway, One-API, and ZBStream. A factual table of hosting model, API shape, and when each fit.
Unified LLM API: One Key for Multiple Models
A unified LLM API lets you call many models with one OpenAI-compatible key and base URL. How ZBStream exposes Chat Completions, model ids, and billing in one place.
What is an LLM Gateway? (vs Router & Proxy)
An LLM gateway sits between your app and model providers, giving you one API for routing, failover, billing, and usage tracking. How it differs from a router, proxy, and inference provider.