# Constantinople > Constantinople (cxnpl.com) is a Sydney-based fintech providing an AI-native > core-banking platform that lets banks run product, technology, data, > operations, and compliance as a single modern fabric. It powers retail, > business, and embedded banking across accounts, payments, cards, lending, > mortgages, and term deposits. Backed by Prosus Ventures (Series A, A$50M). This llms.txt was generated by the API Evangelist enrichment pipeline from the company's public web presence and the API Evangelist catalog. Constantinople's developer/API surface is a gated B2B platform; there is no public developer portal, OpenAPI specification, or hosted API reference. ## Platform - [Constantinople](https://www.cxnpl.com/): Company homepage and platform overview. - [Documentation index](https://www.cxnpl.com/resources/documentation): Public index of the (gated) platform documentation — API areas include Webhooks, Tokens, Authentication, Onboarding, Applications, Users, Entities, Accounts, Transactions, Payments, Merchant acquiring, Cards, Lending, Term deposits, Invoicing, Bank feeds, Statements, Open banking, Fees and rewards, Products. - [Business banking](https://www.cxnpl.com/solutions/business-banking): Business banking solution. - [Risk & compliance](https://www.cxnpl.com/platform/risk-and-compliance): Fraud, financial crime, and regulatory controls. - [Data security & infrastructure](https://www.cxnpl.com/platform/data-security-and-infrastructure): Security posture — SOC 2 Type II and ISO 27001 certified, penetration testing, zero-trust architecture. ## SDKs & Apps - Responsive web app, iOS app, Android app, React Native SDK, embedded webview (distributed to licensed banking customers; not on public registries). ## Resources - [Insights (blog)](https://www.cxnpl.com/resources/insights): Company insights and articles. - [Case studies](https://www.cxnpl.com/case-studies): Customer case studies. - [Careers](https://www.cxnpl.com/about-us/careers): Open roles. - [Contact](https://www.cxnpl.com/contact-us): Contact the company. - [Privacy and terms](https://www.cxnpl.com/privacy-and-terms): Legal. ## Notes - No public /.well-known/ discovery documents, security.txt, status page, or public API host were found (all probed 404 / unresolved). - First-party npm packages exist under the @cxnpl scope but are internal Next.js web tooling, not banking-API client SDKs.