10 open-source gateways that put every AI model behind one API, from LiteLLM to AgentRouter

victor_explore · x · 2026-10-12

A curated list of 10 open-source repos that unify AI models behind one API (stars as of Oct 2026): LiteLLM (60K, MIT) — call 100+ providers with one OpenAI-style API, budgets, fallbacks, load balancing; New API (49K, AGPL) — self-hosted hub with keys, quotas, billing; Claude Code Router (38K) — let Claude Code/Codex/OpenCode use any provider; Experiential (10K) — learns from traffic to pick cheaper models; Bifrost (9K, Go); Plano (7K) — small-model prompt routing; vLLM Semantic Router (6K); Weave Router (6K); AxonHub (5K, self-hosted with tracing); AgentRouter (2K, Kubernetes gateway for models and MCP).

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