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APIs · head to head

Mambu vs WSO2 API Manager

Mambu logo

Mambu

APIs

Composable cloud core banking platform used by banks, lenders and fintechs in 65-plus countries

From
On request
Rated
-
Full reviewWebsite
WSO2 API Manager logo

WSO2 API Manager

APIs

Complete API management platform for designing and managing APIs

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only WSO2 API Manager has a free tier, so it costs nothing to try first.
  • Each has a real cost: Mambu pricing is entirely unpublished, and as subscription and usage-based fees scale with a bank's book of business, total cost at scale is hard to forecast before a detailed vendor conversation.; WSO2 API Manager the free open source distribution does not include a subscription to the WSO2 Update service, so continuous improvements and security patches require a paid subscription
  • They diverge on capability: Mambu covers Composable engine architecture, WSO2 API Manager covers API Gateway.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Mambu and WSO2 API Manager actually diverge.

Attributes where Mambu and WSO2 API Manager differ
AttributeMambuWSO2 API Manager
Starting priceOn requestFree
Pricing modelquoteopen-source
Free tierNoYes
PlatformsWeb, APIJava, Linux, Docker, Kubernetes
FoundedUnknown2005

Identical on both: user rating (Not yet rated), category (APIs).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Mambu

  • Composable engine architecture
  • Deposits and lending core
  • Cloud-native SaaS delivery
  • Marketplace of connectors
  • Multi-country regulatory support
  • API-first orchestration

Only in WSO2 API Manager

  • API Gateway
  • API Designer
  • Developer Portal
  • LDAP
  • Okta
  • Keycloak
  • Microservices
  • Java support

What people use each for

The jobs each tool is most often brought in to do.

Mambu

  • A digital-first challenger bank wanting a cloud-native core without building banking infrastructure from scratchnot WSO2 API Manager
  • A lender needing configurable loan product engines to launch new credit products fasternot WSO2 API Manager
  • An established bank doing incremental core modernisation rather than a full monolithic core replacementnot WSO2 API Manager
  • A fintech in an emerging or regulated market needing pre-built compliance configuration across many jurisdictionsnot WSO2 API Manager

WSO2 API Manager

  • Publishing, securing and rate limiting APIs behind a gatewaynot Mambu
  • Running an API developer portal with subscription key managementnot Mambu
  • Self hosting an open source API management layer on premisesnot Mambu

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Mambu

  • Pricing is entirely unpublished, and as subscription and usage-based fees scale with a bank's book of business, total cost at scale is hard to forecast before a detailed vendor conversation.
  • A core banking implementation is a multi-year, high-switching-cost commitment regardless of vendor, and Mambu is no exception; a wrong initial configuration choice is expensive to unwind.
  • Composability is a genuine strength but also means more integration and configuration decisions fall to the bank's own team or system integrator, versus a more opinionated, less flexible fixed-core alternative.
  • As cloud-hosted core banking infrastructure, a bank is trusting Mambu's own uptime and security posture for its most business-critical system, concentrating operational risk in one vendor relationship.
  • Newer entrants such as Thought Machine and 10x Banking compete directly on similar composable positioning, so Mambu's tenure advantage is real but narrowing as competitors mature.

WSO2 API Manager

  • The free open source distribution does not include a subscription to the WSO2 Update service, so continuous improvements and security patches require a paid subscription
  • A commercial production licence is not part of the free download and comes only with a subscription
  • No subscription price is published; Basic Support and Enterprise Support both require contacting sales for a quote
  • 24x7x365 coverage requires Enterprise Support; the general query SLA is one business day
  • A Customer Success Manager is a paid optional add on covering business hours only
  • Consulting services and WSO2 Private Cloud hosting are quoted separately

Pricing, plan by plan

Mambu

On request
  • Mambu$undefined/year
    • Subscription pricing, structured by modules and usage
    • Exact rates not published, custom quote required

WSO2 API Manager

Free
  • CommunityFree
    • Core API management
    • Community support
  • Commercial$undefined/monthly
    • Enterprise features
    • Technical support
    • SLA

Which should you pick?

Choose Mambu if

  • You need composable engine architecture.
  • You work on Web, API.
  • You also want deposits and lending core.
Mambu review

Choose WSO2 API Manager if

  • You need api gateway.
  • You want to start without paying.
  • You work on Java, Linux, Docker, Kubernetes.
  • You also want api designer.
WSO2 API Manager review

Questions people ask

Is Mambu or WSO2 API Manager better?
Neither clearly leads. Mambu starts at On request and WSO2 API Manager at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Mambu or WSO2 API Manager?
WSO2 API Manager has a free tier; the other does not. Paid plans start at On request for Mambu and Free for WSO2 API Manager.
Does Mambu or WSO2 API Manager run on more platforms?
Mambu runs on Web, API. WSO2 API Manager runs on Java, Linux, Docker, Kubernetes.
Can I use WSO2 API Manager for free?
Yes. WSO2 API Manager has a free tier, so you can try it without paying. Mambu starts at On request.
What is Mambu best used for?
Mambu is most often used for a digital-first challenger bank wanting a cloud-native core without building banking infrastructure from scratch, a lender needing configurable loan product engines to launch new credit products faster, an established bank doing incremental core modernisation rather than a full monolithic core replacement, a fintech in an emerging or regulated market needing pre-built compliance configuration across many jurisdictions. Of those, a digital-first challenger bank wanting a cloud-native core without building banking infrastructure from scratch and a lender needing configurable loan product engines to launch new credit products faster are not what WSO2 API Manager is typically brought in for.
What can Mambu do that WSO2 API Manager cannot?
Mambu covers Composable engine architecture, Deposits and lending core, Cloud-native SaaS delivery, Marketplace of connectors. WSO2 API Manager covers API Gateway, API Designer, Developer Portal, LDAP.

Answered from the vendors’ own pages

Mambu: Is Mambu on-premise or cloud?

Cloud-native SaaS delivery, not an on-premise installation.

WSO2 API Manager: How is WSO2 API Manager priced?

WSO2 API Manager pricing is not published on their website. As an enterprise API management platform, pricing is custom-quoted based on deployment model and organizational requirements.

Source
Mambu: Does it publish pricing?

No, pricing is subscription-based, structured by modules and usage, but not published publicly.

WSO2 API Manager: Does WSO2 API Manager offer different pricing for on-premises versus cloud deployments?

WSO2 API Manager supports multiple deployment options including on-premises and cloud, but pricing structures for different deployment models are not publicly disclosed.

Source
Mambu: How many countries does it operate in?

It is used by banks, lenders and fintechs across more than 65 countries.

WSO2 API Manager: What deployment flexibility does WSO2 API Manager provide?

WSO2 API Manager enables flexible deployment on-premises or in cloud environments, but specific pricing tiers for each deployment model require contacting WSO2 sales.

Source
WSO2 API Manager: How would I request a WSO2 API Manager pricing quote?

Organizations can request pricing quotes by contacting WSO2 sales through their website. Custom quotes depend on API volume, deployment model, and feature requirements.

Source
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