Head-to-head
LiteLLM vs OpenRouter
LiteLLM leads: the AI models rank it above its rival on 3 of 4 shared leaderboards. Based on how ChatGPT, Claude, Gemini & Grok rank both across 4 shared leaderboards — re-polled on demand, reasoning shown verbatim.
| Leaderboard | LiteLLM | OpenRouter |
|---|---|---|
| Best LLM API gateway / router | #1 / 6 | #2 / 6 |
| Best LLM gateway for multi-provider routing | #1 / 7 | #2 / 7 |
| Best LLM inference router | #2 / 9 | #1 / 9 |
| Best LLM routers for cost-aware model selection | #2 / 9 | #3 / 9 |
Why the models rank LiteLLM — on best llm api gateway / router
“The strongest all-around choice for teams wanting an open, self-hostable control plane: one OpenAI-compatible interface across 100+ providers, flexible load balancing and fallbacks, virtual keys, budgets, rate limits, and detailed spend tracking.”
Why the models rank OpenRouter — on best llm api gateway / router
“Widest model catalog (500+ across 60+ providers), zero-ops managed service with consolidated billing, automatic fallbacks, intelligent routing for cost/latency, and instant setup for multi-model apps.”
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Ranks from the merged 4-model leaderboards · re-polled on demand · methodology