---
title: "API Gateway — Definition | FourSight Glossary"
url: https://foursight.cloud/glossary/api-gateway
description: "A managed service (most commonly AWS API Gateway) that fronts your backend with routing, rate-limiting, auth, throttling, and request transformation."
lang: en
---

Back to glossary: https://foursight.cloud/glossary

Platforms

# API Gateway

A managed service (most commonly AWS API Gateway) that fronts your backend with routing, rate-limiting, auth, throttling, and request transformation.

Source

- AWS Docs — Amazon API Gateway (https://docs.aws.amazon.com/apigateway/)

## Related terms

Stripe Webhook

An HTTPS POST that Stripe sends to your endpoint when a billing event occurs.
https://foursight.cloud/glossary/stripe-webhook

Stripe Events API

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https://foursight.cloud/glossary/stripe-events-api

Supabase Auth

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https://foursight.cloud/glossary/supabase-auth

Supabase Realtime

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https://foursight.cloud/glossary/supabase-realtime

Supabase Edge Functions

Deno-based serverless functions deployed globally and invoked over HTTPS.
https://foursight.cloud/glossary/supabase-edge-functions

Postgres Connection Pool

A managed set of pre-opened Postgres connections shared across application requests.
https://foursight.cloud/glossary/postgres-connection-pool

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