Fiserv Finxact vs Mambu

Fiserv Finxact is a cloud core-banking engine and system of record for transactions across asset classes, currencies, and time zones. Its event-driven microservice architecture processes in-balance transactions in real time, avoiding end-of-day and batch reconciliation. The platform can recreate as-of views of transactions, events, or occurrences without cutoffs or offline operations. RESTful APIs provide thousands of banking functions and full CRUDL access to customer and transaction data. Product owners and business analysts can define event rules with a TypeScript domain-specific language. Production deployments use Kubernetes on Amazon Web Services, Microsoft Azure, and Google Cloud Platform clusters. Core payments include single-bank processing, basic ACH, checks, and debit cards; Payment Rails adds ACH, RTP, and wire capabilities. Finxact integrates with third-party fraud and AML tools, while RabbitMQ queues let external endpoints subscribe to process or database conditions. Developer resources include a sandbox, on-demand instances, documentation, API references, a learning academy, and configuration wizards. It serves financial institutions, fintechs, commerce brands embedding finance, and community institutions. Pricing is consumption-based and available on request.

Mambu is a cloud-based core banking platform for banks, lenders, fintechs and other financial institutions. Its Mambu Core is composable and supports deposits, consumer and SME lending, buy now pay later, embedded finance, Islamic banking and payments. Mambu Payments connects partner banks and payment schemes, coordinates payment flows and manages operations through one API. Mambu Agentic links AI to core data and supports agents and workflows inside the platform. RESTful APIs, webhooks and streaming APIs connect systems, partners and services. The platform supports greenfield launches, progressive modernisation, dual-core strategies and full migration, with loan management, real-time processing, API access and regulatory reporting. Mambu states a 99.99% uptime SLA for Mambu Core. It describes SOC 1 and SOC 2 reports, an ISO/IEC 27001 information security management system and 24/7 on-call coverage for security or risk incidents. It is available through web and API access. Pricing is on request.