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Artrilogic
WSO2 vs AWS API Gateway

AWS API Gateway is excellent within AWS. WSO2 is what spans the rest of your estate.

These two coexist well. AWS API Gateway shines for AWS-native, serverless-first architectures. WSO2 sits across the wider enterprise estate as the portable integration platform. We've helped customers run both, and we'll never recommend ripping out AWS API Gateway where it's already earning its keep.

ComplementaryComplementary. We use both.
TL;DR
  • AWS API Gateway is Amazon's deeply AWS-integrated managed API service, especially strong for Lambda and serverless workloads.
  • WSO2 is a portable, open-source full integration platform that runs on AWS but isn't bound to it.
  • Most enterprise customers benefit from both: AWS API Gateway inside AWS, WSO2 as the integration plane across AWS, on-prem and other clouds.
At a glance

The shape of the comparison.

Scored honestly across six dimensions on a zero to five scale. WSO2 is not a perfect five everywhere, and the competitor is not always low. The shape tells the real story.

Open sourceposturePortabledeploymentCostpredictabilityNativemonetizationIntegrationbreadthAgentic AI/ MCP12345
WSO2AWS API GatewayScale: 0 to 5

Native scope coverage

What is included in the platform without a separate procurement, plugin or external service.

Capability
WSO2
AWS API Gateway
API gateway
Identity included
Native monetization
Integration platform
Agentic AI / MCP
Side by side

The axes that actually matter

No feature checklist theatre. The dimensions below are the ones that change the answer when we evaluate platforms with customers.

AxisWSO2AWS API Gateway
ScopeFull lifecycle plus integration platformGateway-focused (REST, HTTP and WebSocket APIs)
DeploymentAnywhere (AWS, Azure, GCP, on-prem)AWS only
PricingSubscription supportPer-request plus data transfer (usage-based)
Lambda integrationVia custom adaptersNative and excellent
IdentityWSO2 Identity Server includedAWS Cognito, IAM, Lambda authorizers
MonetizationNative subscriptions and billingUsage plans plus AWS Marketplace
IntegrationWSO2 Integrator includedStep Functions, EventBridge (separate AWS services)
Multi-cloud / hybridYes, first-classAWS-bound
Honest strengths

What each platform does best.

AWS API Gateway (Amazon Web Services)

  • Excellent within AWS

    Inside an AWS-only architecture, AWS API Gateway is hard to beat for fit and operational simplicity.

  • Lambda and serverless

    Native Lambda integration is genuinely best-in-class. If your APIs are serverless-fronted, this is an obvious choice.

  • Zero infrastructure

    No instances to operate, no patching, no scaling decisions.

  • AWS-native observability

    CloudWatch, X-Ray, IAM and Cognito all wire in cleanly.

WSO2 (open-source, with commercial support)

  • Portable across clouds

    AWS, Azure, GCP, on-prem, edge. The same platform follows you wherever your workloads land.

  • Full integration platform

    Gateway plus integrator plus identity plus monetization in one stack, not separate AWS services to wire together.

  • Sovereignty

    Data residency and on-prem requirements are first-class, not workarounds.

  • Cross-boundary integration

    Designed to span enterprise estates that don't fit inside one cloud.

When AWS API Gateway fits better
  • You are AWS-only and intend to stay that way.
  • Your APIs are Lambda-fronted and serverless-first.
  • You want zero infrastructure to operate.
  • AWS-native auth (IAM, Cognito) is your standard.
When WSO2 fits better
  • You're multi-cloud or hybrid.
  • You need full lifecycle (governance, monetization, integration).
  • Sovereignty and on-prem are required.
  • You want a coherent integration platform across cloud boundaries.
In practice

How we work with both.

Many of our customers run AWS API Gateway for AWS-native workloads (Lambda-fronted, serverless) and WSO2 as the enterprise integration plane that spans AWS, on-prem and partner systems. They are complementary, not competitive. AWS API Gateway is excellent at what it does inside AWS. WSO2 is what you put in front of your enterprise estate when AWS is one of several places your APIs live. We design landing zones that respect both.
The honest verdict

What we actually tell customers.

AWS API Gateway and WSO2 are not the same product and shouldn't be evaluated as competitors. AWS API Gateway is the right answer for serverless-first, AWS-native architectures. WSO2 is the right answer for the integration plane across the estate. The most common setup we see in Australian enterprises uses both, deliberately, with clear ownership of which APIs live where.

More comparisons

See how WSO2 compares to the rest of the field.

Need an honest second opinion?

Tell us your situation. We will tell you what fits.

We have shipped on every platform on this page. If we think the answer for you is something other than WSO2, we will say so.

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