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ngrok is made up of several products that route and secure traffic to your apps, APIs, and AI models, wherever they’re deployed and whatever network they’re on. Each product has its own architecture and request flow.

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ngrok products

Gateway

How ngrok’s global cloud service and agent software deliver traffic to your upstream services.

AI Gateway

How ngrok.ai routes requests, validates access keys, and handles failover across model providers.

Share Localhost

How the ngrok agent creates encrypted tunnels that deliver internet traffic to your local machine.