Feature

Internationalization

Multi-language and multi-currency support.

47 providers 296 APIs 30 declared variants

The API handles multiple languages, locales, currencies, and regional formats. Required before a product can serve users outside its home market.

47 API providers on the APIs.io network offer internationalization. The highest-rated are Airwallex, Knock, Sendcloud, Paystack, Commerce Layer.

Providers

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 4 Complete, well-documented, and agent-ready
Strong 13 Solid coverage with minor gaps
Commerce LayerCommerce Layer is the headless, multi-market commerce API used by global brands to sell everywhere — web, m...4 published contracts65.6BancontactBancontact Company nv/sa (formerly Bancontact Payconiq Company) operates Belgium's national debit card sche...6 published contracts65.5Azure DatabricksAzure Databricks is an Apache Spark-based analytics platform optimized for Microsoft Azure. It provides a c...1 published contract63.1MewsMews is a cloud-native hospitality operating system serving 15,000+ hotels, hostels, and vacation-rental pr...3 published contracts60.7Oracle E-Business SuiteA collection of APIs for Oracle E-Business Suite (EBS), Oracle's comprehensive suite of integrated, global ...6 published contracts59.9IntuitCollection of APIs offered by Intuit for financial and business management services.1 published contract59.2Amazon CloudSearchAmazon CloudSearch is a managed search service that makes it easy to set up, manage, and scale a search sol...1 published contract58.3FlutterwaveFlutterwave is a pan-African payment infrastructure company providing the rails for businesses to accept, s...1 published contract58.2Amazon ComprehendAmazon Comprehend is a natural language processing (NLP) service that uses machine learning to uncover info...1 published contract57.3BigCommerceBigCommerce is a leading e-commerce platform providing APIs for building and managing online stores, produc...59 published contracts56.9FintectureFintecture is a French Open Banking payments platform and ACPR-authorised payment institution (#17248). Its...5 published contracts55.1CalendarificWorldwide public holidays REST API covering 230+ countries. Calendarific provides national, local, religiou...1 published contract54.8Suki AISuki AI provides voice-enabled, ambient clinical intelligence used by clinicians to generate clinical notes...3 published contracts54.4
Developing 10 Usable, with meaningful gaps to close
Thin 13 Limited public surface area
7digital7digital (now operating as MassiveMusic following a corporate pivot toward Songtradr-affiliated business mu...23 APIs39.0Apache SparkApache Spark is a unified analytics engine for large-scale data processing. It provides high-level APIs in ...6 APIs38.3Apache StormApache Storm is a free and open-source distributed real-time computation system that makes it easy to relia...8 APIs37.5Apache TikaApache Tika is a toolkit for detecting and extracting metadata and structured text content from over 1,000 ...13 APIs34.1PaysafePaysafe is an integrated payment platform providing businesses with REST APIs for online payments, digital ...9 APIs34.0Apache ZeppelinApache Zeppelin is a web-based notebook that enables data-driven, interactive data analytics and collaborat...1 API33.6BNY MellonBNY Mellon is a global investments company providing asset servicing, asset management, wealth management, ...1 published contract33.0Apache LivyApache Livy is a service that enables easy interaction with a Spark cluster over a REST interface. It allow...1 published contract32.5MagentoOverview of the Adobe Commerce and Magento Open Source REST API documentation.1 published contract30.7Apache ArrowApache Arrow is a cross-language development platform for in-memory analytics developed by the Apache Softw...3 APIs29.4Apache BeamApache Beam is a unified, open-source programming model developed by the Apache Software Foundation for def...2 APIs28.9Battle.netBattle.net is Blizzard Entertainment's online gaming platform and developer API ecosystem. It provides game...12 APIs28.3Apache OpenWhiskApache OpenWhisk is an open-source serverless cloud platform that executes functions in response to events ...6 APIs27.1
Emerging 6 Early or largely undocumented
Minimal 1 Almost no public developer surface

What Providers Actually Declared

This feature is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

24/7 multilingual support and bank-grade encryptionAdvanced multi-currencyBuilt-in evaluators — RAGAS, Azure Content Safety, OpenAI Moderation, PII, semantic similarity, language detection, LLM-as-JudgeBusiness $99/mo: unlimited contacts, custom reports, multi-currencyCollaborative notebooks with multi-language supportCountry LocalizationDomain locale results-language and e-commerce-localization controlsEmbedded Mews Payments — tokenization, automated reconciliation, multi-currency, terminal integrationFX rates and multi-currency supportLanguage DetectionLocalization SupportMulti-CurrencyMulti-Currency AccountsMulti-Currency Cash ManagementMulti-Currency SupportMulti-Language LocalizationMulti-Language SupportMulti-Territory + Multi-CurrencyMulti-currencyMulti-currency PIS rails — SEPA, iSCT (SEPA Instant), FPS (UK), PLN (Poland), INT (international)Multi-currency billingMulti-currency wallets (30+ currencies) with statements and balance APIsMulti-language SupportMulti-language and Multi-currencyMulti-org and multi-currency supportMulti-store, multi-warehouse, multi-currencyMultilingual SupportMultilingual support across Solve and TriageNative multi-market and multi-currency: independent markets, merchants, stores, price lists, inventory models, payment methods, shipping zones, and tax calculators per marketTemplates — drag-and-drop editor + Liquid; partials, branding, translations (i18n), email layouts

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