Kong AI Gateway

Looking for a tool like Kong AI Gateway (API gateway features for routing and governing LLM traffic)? Below are 5 AI tools people use as an alternative to Kong AI Gateway, ranked by leaderboard position. Each one is approved by our editors and worth comparing before you decide.

OpenRouter

One API endpoint for 300+ AI models from every provider

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Helicone

Open-source observability and cost tracking for LLM APIs

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Cloudflare AI Gateway

Observability and routing layer for AI API calls

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LiteLLM

One SDK for calling 100+ LLM APIs

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Portkey

AI gateway for unified LLM access with guardrails

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