ModelsAgree

Head-to-head

OpenRouter vs Portkey

OpenRouter leads: the AI models rank it above its rival on 2 of 2 shared leaderboards. Based on how ChatGPT, Claude, Gemini & Grok rank both across 2 shared leaderboards — re-polled on demand, reasoning shown verbatim.

OpenRouter2 wins
Portkey0 wins
LeaderboardOpenRouterPortkey
Best LLM API gateway / router#2 / 6#3 / 6
Best LLM gateway for multi-provider routing#2 / 7#3 / 7

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.

Why the models rank Portkey — on best llm api gateway / router

Near-tied with LiteLLM for production use, with exceptionally complete routing primitives—nested fallbacks, conditional routing, retries, circuit breakers, caching, canaries, budgets—and unusually strong integrated observability and guardrails.

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Ranks from the merged 4-model leaderboards · re-polled on demand · methodology