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Open Banking

Score 31.3 / 100 267 providers +9 via APIs 113 APIs Search apis.io →

Providers using this tag (267)

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

Exemplar 5 Complete, well-documented, and agent-ready
PlaidFinanceFintechBank Accounts73 APIs86.1KlarnaFintechBuy Now Pay LaterPaymentsCards6 APIs71.8MX TechnologiesFinancial DataAccount AggregationData Connectivity2 APIs71.0Token.ioPaymentsBankingFinancial Services4 APIs70.0QontoBusiness BankingNeobankFintechPayments1 API67.6
Strong 22 Solid coverage with minor gaps
Trustly GroupCompanyPaymentsPay by Bank2 APIs65.4iDenfyAMLAge VerificationBank VerificationBiometrics14 APIs62.7TinkPSD2Payment InitiationAccount Aggregation9 APIs62.3Wealth ReaderBank AggregationPSD2Financial Data2 APIs61.8Citizens Financial GroupBankingBuy Now Pay LaterFinancial ServicesFDX24 APIs61.6DwollaPaymentsACHBank TransfersFintech19 APIs61.6Memo BankCompanyFintech InsurtechBankingBusiness Banking3 APIs61.6Super PaymentsCompanyPaymentsCash Rewards1 API61.6RevolutCompanyFintechPaymentsBanking5 APIs59.3GriffinCompanyFintechBankingBanking as a Service1 API58.5CitiBankingFinancial ServicesPayments196 APIs57.5iBanFirstCompanyFintech InsurtechCross-Border PaymentsForeign Exchange2 APIs57.1MoneyhubPaymentsUnited KingdomOpen Finance1 API57.1BancomatATMBankingFinancial ServicesItaly4 APIs57.0VoPayPaymentsCanadaEmbedded FinancePayments-as-a-Service23 APIs57.0BarclaysBankingCredit CardsFAPIFinance52 APIs56.6AzupayPaymentsAustraliaReal-Time PaymentsAccount-to-Account6 APIs56.2ZaiPaymentsAustraliaPayment GatewayPayment Processing4 APIs55.8MastercardMastercardCredit CardsDigital IdentityFinancial Services37 APIs55.7GenomeFinancePaymentsBanking1 API55.4BB&T Corp (Truist)BankingFinancial ServicesTruist30 APIs54.5FintecturePaymentsPSD2France5 APIs54.5
Developing 71 Usable, with meaningful gaps to close
NorthmillBankingPaymentsPoint-of-SaleRetail1 API54.2ModulrPaymentsUnited KingdomBanking as a ServiceEmbedded Finance1 API53.9TemenosBankingCloud BankingCore BankingDigital Banking12 APIs53.4SikoiaCompanyFinancial ServicesIdentity VerificationKYC1 API53.1ZeptoPaymentsAustraliaReal-Time PaymentsAccount-to-Account7 APIs52.9KontomatikPSD2AISBank Data Aggregation4 APIs52.3AkoyaFintechOpen FinanceAggregator11 APIs52.0The Bank of LondonCompanyBankingClearing BankPayments1 API51.8SpareOpen FinanceAccount InformationPayment Initiation7 APIs51.2PrometeoPaymentsFintechLatin America1 API51.1SIXFinanceMarket DataStocksReference Data8 APIs51.1AlgbraFinancial ServicesBankingPSD21 API50.4YapilyAISPPISPPayments5 APIs50.4St.George BankFinanceBanksCDR1 API50.3UpFinanceBanksCDR2 APIs50.1Allica BankFinancial ServicesBankingPSD22 APIs50.0PayWithMyBank (Trustly)CompanyPaymentsPay by Bank1 API49.8Deutsche BankBankingFinanceWealth Management36 APIs49.7Lean TechnologiesOpen FinancePaymentsFinancial Data33 APIs49.7GoCardlessPaymentsDirect DebitBank DebitRecurring Payments1 API49.1first directFinancial ServicesBankingPSD24 APIs49.0Enable BankingPSD2AISPPISP1 API48.2AeropayPaymentsPay by BankACH2 APIs47.6ClearBankFinancial ServicesBankingBanking as a ServiceEmbedded Banking11 APIs47.5FinicityFinancial ServicesData AggregationOpen Finance1 API47.2Weatherbys BankFinancial ServicesBankingPSD24 APIs47.2ChariotPaymentsDonor-Advised FundsCharitable GivingNon-Profit2 APIs46.9SibillCompanyFintechInvoicingPayments1 API46.8Starling BankFinancial ServicesBankingPSD21 API46.3WestpacFinanceBanksCDR1 API46.0AugustusCompanyFintechPaymentsBanking1 API45.6IFCompanyFinancial ServicesEmbedded FinanceBanking as a Service1 API45.3Virgin Money UKFinancial ServicesBankingPSD21 API45.3DatanomikCompanyOpen FinanceTreasury Management2 APIs44.9NopanPaymentsPayment Service ProviderAccount-to-AccountWallet Payments1 API44.8East West BancorpBankingFinancial ServicesCommercial BankingTreasury Management1 API44.5Yorkshire Building SocietyFinancial ServicesBankingBuilding Society4 APIs44.2Connexis CashAccount InformationBNP ParibasCash ManagementCorporate Banking3 APIs44.0Jack Henry & AssociatesFinancial ServicesBankingCore BankingDigital Banking6 APIs43.7TD BankAccount AggregationAMLAkoyaBanking8 APIs43.7HolviCompanyBankingFintechPayments1 API43.6MontonioCompanyFintechPaymentsPayment Processing2 APIs43.2TrueLayerData APIFinancial ServicesPayments1 API42.9The Co-operative BankFinancial ServicesBankingPSD21 API42.7ModusBoxCompanyBankingCore BankingCredit Union1 API42.5Bank FirstFinanceBanksCDR1 API42.2Truist FinancialBankingFinancial ServicesCommercial Banking4 APIs42.2BankSAFinanceBanksCDR1 API42.0Danske Bank (UK)Financial ServicesBankingPSD211 APIs41.9Diebold NixdorfBankingRetailATMSelf-Service9 APIs41.4BankVicFinanceBanksCDR1 API41.3EraCompanyFintechArtificial IntelligencePersonal Finance1 API41.2Triodos Bank UKFinancial ServicesBankingPSD22 APIs41.2C. Hoare & Co.Financial ServicesBankingPrivate Bank3 APIs41.1Hume BankFinanceBanksCDR1 API41.1Teachers Mutual BankFinanceBanksCDR1 API40.9MonzoCompanyBankingFintechFinancial Services1 API40.8Tribe PaymentsPaymentsUnited KingdomIssuer ProcessorCard Issuing15 APIs40.8AIB Group (UK)Financial ServicesBankingPSD21 API40.6Nationwide Building SocietyFinancial ServicesBankingBuilding Society3 APIs40.5Regional Australia BankFinanceBanksCDR1 API40.2VoltPaymentsUnited KingdomAccount-to-Account1 API40.2Suncorp BankFinanceBanksCDR1 API40.1IMB BankFinanceBanksCDR1 API40.0BelvoOpen FinanceBank DataAggregation1 API39.7Qudos BankFinanceBanksCDR1 API39.7Australia and New Zealand Banking Group (ANZ)FinanceBanksCDR1 API39.5TietoEVRYCompanyBankingPSD248 APIs39.5Bendigo and Adelaide BankFinanceBanksCDR2 APIs39.4Great Southern BankFinanceBanksCDR1 API39.3TellerBankingFinancial DataFintech1 API39.3
Thin 104 Limited public surface area
InvestecFinancial ServicesBankingPSD23 APIs39.2Newcastle Permanent Building SocietyFinanceBanksCDR3 APIs39.2UK Open BankingFinancial ServicesPaymentsAccount Information7 APIs39.2Financial Data Exchange (FDX)Financial DataOpen FinanceFinancial Data Exchange3 APIs38.9AMP BankFinanceBanksCDR1 API38.8Bank of QueenslandFinanceBanksCDR1 API38.8BCU BankFinanceBanksCDR1 API38.8Commonwealth BankFinanceBanksConsumer BankingBusiness Banking8 APIs38.8HSBC Bank AustraliaFinanceBanksCDR1 API38.7Bud FinancialTransaction EnrichmentCategorizationAffordability1 API38.6flowpay.ioCompanyFinancingLendingEmbedded Finance2 APIs38.6Macquarie BankFinanceBanksCDR1 API38.4Mastercard Developer Hub for FDX APIsBankingFDX2 APIs38.2Vanquis Banking GroupFinancial ServicesBankingPSD23 APIs38.2Hampden & CoFinancial ServicesBankingPrivate Banking3 APIs38.1Beyond Bank AustraliaFinanceBanksCDR1 API37.9Summerland BankFinanceBanksCDR1 API37.9BankedCompanyPaymentsAccount-to-Account1 API37.8ThreddPaymentsUnited KingdomIssuer ProcessorCard Issuing10 APIs37.8Coventry Building SocietyFinancial ServicesBankingBuilding Society4 APIs37.7KrooFinancial ServicesBankingPSD23 APIs37.5MettleFinancial ServicesBankingBusiness Banking1 API37.5Chase UKFinancial ServicesBankingPSD23 APIs37.4Defence BankFinanceBanksCDR1 API37.3Bank AustraliaFinanceBanksCDR1 API37.2ING AustraliaFinanceBanksCDR1 API37.2Cashplus BankFinancial ServicesBankingPSD23 APIs37.1Unity BankFinanceBanksCDR1 API37.0HalifaxFinancial ServicesBankingPSD21 API36.9TSB BankFinancial ServicesBankingPSD22 APIs36.7WorldlinePaymentsPayment ProcessingAcquiringIssuing9 APIs36.7Monument BankFinancial ServicesBankingPSD24 APIs36.5ScotiabankBankingFinancePaymentsCanada1 API36.3Alex BankFinanceBanksCDR1 API36.2Secure Trust BankFinancial ServicesBankingPSD24 APIs36.2Tandem BankFinancial ServicesBankingPSD23 APIs36.1Bank of Ireland (UK)Financial ServicesBankingPSD24 APIs36.0bunqBankingNeobankPaymentsAccount1 API36.0Handelsbanken UKBankingFinancial ServicesPSD27 APIs36.0CelcoinBanking as a ServicePixBoletoTED3 APIs35.8Aldermore BankFinancial ServicesBankingSavingsSpecialist Lending4 APIs35.7Lloyds Banking GroupFinancial ServicesBankingPSD25 APIs35.7KonsentusOpen FinancePSD2PSD31 API35.6Metro BankFinancial ServicesBankingPSD21 API35.6Skipton Building SocietyFinancial ServicesBankingBuilding Society1 API35.6BankwestFinanceBanksCDR1 API35.4Recognise BankFinancial ServicesBankingPSD24 APIs35.4CouttsFinancial ServicesBankingPrivate BankWealth Management3 APIs35.1zopaCompanyBankingFintech2 APIs35.1Bank of usFinanceBanksCDR1 API35.0ChaseAccount AggregationBankingConsentCredit Cards5 APIs35.0StitchAfricaFinancial DataPayments1 API34.9MonoFinancial DataPaymentsDirect Debit6 APIs34.8RotessaPaymentsCanadaPre-Authorized DebitACH1 API34.8Santander UKFinancial ServicesBankingPSD24 APIs34.8QuilttFintechFinancial DataAggregation1 API34.7Rabobank AustraliaFinanceBanksCDR1 API34.7Principality Building SocietyFinancial ServicesBankingBuilding SocietySavings1 API34.6FlinksFinancial DataBank AggregationFintech1 API34.5FirstradeBrokerageCommission-Free TradingStocksETFs1 API34.4Gateway BankFinanceBanksCDR1 API34.4RACQ BankFinanceBanksCDR1 API34.4People First BankFinanceBanksCDR1 API34.2Greater BankFinanceBanksCDR1 API33.9First Citizens BancSharesBankingFinancial ServicesCommercial BankingPayments10 APIs33.6Capital OneAuto FinanceAuthorizationBankingCredit Cards14 APIs33.5GB BankFinancial ServicesBankingPSD24 APIs33.4Auswide BankFinanceBanksCDR1 API33.2Australian Military BankFinanceBanksCDR1 API33.1ECOMMPAYPaymentsUnited KingdomPayment GatewayPayment Processing4 APIs33.0IniciadorCompanyFintechOpen Finance1 API33.0Cynergy BankFinancial ServicesBankingPSD23 APIs32.8Sandbox BankingAPI IntegrationBankingCore BankingCredit Union1 API32.8National Australia BankFinanceBanksCDR1 API32.4P&N BankFinanceBanksCDR1 API31.9ubankFinanceBanksBanking1 API31.9BasiqAustraliaBankingCDRFinancial Data1 API31.4Leeds Building SocietyFinancial ServicesBankingBuilding SocietyMutual1 API31.4Paragon BankFinancial ServicesBankingSavingsMortgage4 APIs31.3Bank of ScotlandFinancial ServicesBankingPSD24 APIs30.5MyState BankFinanceBanksCDR2 APIs30.5Bank of SydneyFinanceBanksCDR1 API30.4EnvestnetFinanceWealth ManagementAccount Aggregation6 APIs30.4Shawbrook BankFinancial ServicesBankingSavingsSpecialist Lending4 APIs30.4Varo BankBankingFintechConsumer FinanceSavings2 APIs30.3BMO Financial GroupFinancial ServicesBankingCanadaBig Six6 APIs30.0NPP Australia (AP+)PaymentsAustraliaReal-Time PaymentsAccount-to-Account3 APIs29.7US BancorpBankingFinanceFortune 500Corporate Banking4 APIs29.6CuscalPaymentsAustraliaCard IssuingIssuer Processor3 APIs29.1Huntington BancsharesBankingERP IntegrationPayments1 API29.1Regions Financial CorporationBankingFinancial ServicesFDX1 API28.9CitigroupBankingFinancial ServicesUnited StatesMoney Center Bank11 APIs28.6FlanksCompanyWealth ManagementFinancial DataData Aggregation1 API28.6Navy Federal Credit UnionFinancial ServicesBankingUnited StatesCredit Union8 APIs28.5NatWest GroupBankingFinancial ServicesPayments3 APIs28.3BBVABankingFinancial ServicesPSD24 APIs28.2G&C Mutual BankFinanceBanksCDR1 API28.0Bank of MelbourneFinanceBanksCDR5 APIs27.8CumbucaCompanyFintechOpen FinancePix27.6MOVE BankFinanceBanksCDR1 API27.1InteracFinancial ServicesPaymentsCanadaInterac1 API27.0Salt EdgeFintechPSD2Aggregator1 API26.8Kotak Mahindra BankCompanyBankingFinancial Services1 API26.7Judo BankFinanceBanksCDR1 API26.2
Emerging 36 Early or largely undocumented
ABN AMROFinanceBanksEuropean Banking3 APIs26.1BluevineBusiness BankingSmall BusinessFintechLine of Credit24.8Klarna KosmaPSD2AISPI6 APIs24.6Police BankFinanceBanksCDR1 API24.4Australian Unity BankFinanceBanksCDR1 API24.1FinsifyCompanyFinancial ServicesBank Aggregation1 API24.0BettermentRobo-AdvisorAutomated InvestingFinancial PlanningTax-Loss Harvesting1 API23.6MenigaCompanyFintechDigital BankingPersonal Finance Management21.7Steinbach Credit UnionFinancial ServicesBankingCanadaCredit Union21.1KakaoBankBankingFinanceSouth Korea5 APIs20.8Royal Bank of CanadaFinancial ServicesBankingCanadaBig Six9 APIs20.8American ExpressCredit CardsFinancial ServicesPaymentsCard Network12 APIs20.5WeLabFintechDigital Bankingvirtual-bank1 API19.4Avenue BankFinanceBanksCDR1 API18.9USAAFinancial ServicesBankingInsuranceMilitary Finance18.6AtomicIncomePayrollDirect DepositEmployment Verification7 APIs18.5PayToPaymentsAustraliaReal-Time PaymentsAccount-to-Account1 API18.5By MilesInsuranceUnited KingdomInsurtechProperty and Casualty18.1JuniCompanyFintechBankingSpend Management17.4Prism DataCompanyFinancial ServicesFintechCash Flow Underwriting16.5AlkamiCompanyFintechDigital BankingBanking1 API16.4NeobanksDigital BankingFintechMobile BankingNeobank4 APIs16.4Redwood BankFinancial ServicesBankingBusiness BankingSmall Business1 API15.0MoneyboxCompanyFinancial ServicesFintechWealth Management14.9ANNA MoneyFinancial ServicesBankingFintechBusiness Account14.8Stifel FinancialFinanceWealth ManagementInvestment Banking3 APIs12.8FeezBackCompanyFintechPayments12.5BNP ParibasBankingFinancePaymentsCapital Markets2 APIs12.1Wintrust FinancialBankingFinancial ServicesTreasury ManagementCommercial Banking2 APIs11.9First HorizonUnited StatesBankingFinancial ServicesTreasury Management5 APIs11.6CurveCompanyFintechPaymentsDigital Wallet11.4UBSFinanceBanksWealth ManagementInvestment Banking7 APIs11.3National Bank of CanadaFinancial ServicesBankingCanadaBig Six1 API11.2Bank JagoCompanyFintechBankingDigital Bank11.1Conexus Credit UnionFinancial ServicesBankingCanadaCredit Union11.1ClearscoreCompanyCreditCredit ScoreFintech11.0
Minimal 29 Almost no public developer surface
AAZZURCompanyEmbedded FinanceBanking as a ServiceFintech10.9Bridgewater BankFinancial ServicesBankingCanadaSchedule I Bank10.5Affinity Credit UnionFinancial ServicesBankingCanadaCredit Union10.4FinverseAPI AggregationAsia PacificFinancial Data2 APIs10.2PlatformableAPI GovernanceConsultancyDigital HealthEcosystem1 API10.2Servus Credit UnionFinancial ServicesBankingCanadaCredit Union9.9Drahim HoldingsCompanyFintechPersonal Finance9.0VividCompanyFintechBankingNeobank9.0GoinCompanyFintechPersonal FinanceSavings8.6Atom BankCompanyFintechBankingDigital Bank8.5TrezyCompanyFintechCash Flow ManagementFinancial Forecasting8.5Aion DigitalCompanyBankingFinancial ServicesDigital Banking8.0PollenCompanyFintechPaymentsBanking7.9ATB FinancialFinancial ServicesBankingCanadaAlberta7.5ComericaBankingCommercial BankingFinancial ServicesRetail Banking7.1KudaBankingNeobankDigital BankRetail Banking7.0RabobankFinanceBanksBanking5 APIs7.0HSBCFinanceBanksGlobal Banking1 API6.3Prospera Credit UnionFinancial ServicesBankingCanadaCredit Union6.0Equitable BankFinancial ServicesBankingCanadaSchedule I Bank1 API5.9InfosysIT ServicesConsultingBanking2 APIs5.6INGFinanceBanksEuropean Banking1 API5.6ONE ZERO Digital BankBankingFinancial ServicesFintechDigital Bank5.5DebenCompanyTreasury ManagementCash ManagementFinancial Services5.2Fidor BankCompanyFintechBankingBanking as a Service1 API0.0Kevin.CompanyPaymentsAccount-to-Account1 API0.0OkraOpen FinanceFintechAfrica6 APIs0.0OrdoPaymentsUnited KingdomAccount-to-Account6 APIs0.0VyneCompanyFinancial ServicesPayments0.0

APIs with this tag (108)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 1 Complete, well-documented, and agent-ready
MX Data Access APIAn open finance API built to FDX standards enabling permissioned data sharing with consumer consent managem...71.0
Strong 11 Solid coverage with minor gaps
Trustly Europe APIJSON-RPC 1.1 API for Trustly Pay by Bank in Europe and the UK. Methods cover Deposit, Withdraw/AccountPayou...65.4Citizens Open Banking APICitizens Open Banking API is the FDX-aligned API surface launched in Q1 2025 that gives business, commercia...61.6Griffin Open banking APIOpen banking allows regulated third-party providers (TPPs) to access your customers' account data or initia...58.5iBanFirst PSD2 XS2A APIPSD2 access-to-account API for registered third-party providers, covering account information services (AIS...57.1Axway Open BankingAxway Open Banking provides prebuilt APIs for regulatory compliance and ecosystem engagement, supporting PS...56.1Mastercard Open Banking SolutionsMastercard Open Banking in Europe provides a set of APIs that enables both licensed and unlicensed Third Pa...55.7Mastercard Open Banking USMastercard Open Banking US (powered by Finicity) provides APIs for financial data aggregation, account veri...55.7Mastercard Open Finance USMastercard Open Finance US (formerly Open Banking US / Finicity) provides APIs for financial data aggregati...55.7Mastercard Pay By Bank App for Creditor Service ProvidersOnline checkouts can be frustrating and tedious. As shopping habits shift to digital, consumers and merchan...55.7MastercardPay By Bank App for Debtor Service ProvidersOnline checkouts can be frustrating and tedious. As shopping habits shift to digital, consumers and merchan...55.7Genome PSD2 APIBerlin Group NextGenPSD2 dedicated interface. Account Information Services, Payment Initiation Services for...55.4
Developing 29 Usable, with meaningful gaps to close
Northmill Bank Open Banking API for TPPsNorthmill Bank's PSD2 third-party-provider interface, covering Account Information Services (AIS) and Confi...54.2Bank of London PSD2 / Open Banking UK APIThe dedicated PSD2 Third Party Provider (TPP) interface for The Bank of London, implementing the UK Open Ba...51.8SIX bLink APISwitzerland's open banking platform connecting banks and third-party service providers over RESTful JSON/XM...51.1Algbra Confirmation of Funds API (CBPII)Algbra's UK Open Banking Confirmation of Funds (CBPII) dedicated interface under the OBIE Read/Write Standa...50.4Algbra Payment Initiation API (PIS)Algbra's UK Open Banking Payment Initiation (PIS) dedicated interface under the OBIE Read/Write Standard v3...50.4Yapily Consents and Authorisations APICreate, retrieve, revoke, and re-authorise PSD2 consents for AIS and PIS interactions across UK Open Bankin...50.4Yapily Data Plus APITransaction enrichment endpoints providing merchant detection, MCC categorisation, and spending insights ac...50.4Yapily Institutions APIDiscover and inspect the 2,000+ supported UK and European banks (ASPSPs), including supported features, pay...50.4Yapily Payments API (PIS)Payment Initiation Service Provider (PISP) endpoints for initiating single, scheduled, periodic, bulk, and ...50.4Allica Bank Confirmation of Funds APIAllica Bank's UK Open Banking Confirmation of Funds (CBPII) capability, exposed through the OBIE Read/Write...50.0Lean Technologies Open Banking APIThe Open Banking API from Lean Technologies — 4 operation(s) for open banking.49.7Argyle Open Banking APIThe Open Banking API from Argyle — 6 operation(s) for open banking.48.6Finicity Open Banking Data Access (FDX)FDX-aligned, consumer-permissioned open-banking data-access surface through which Finicity, as a founding F...47.2Starling Account and Transaction Information API (AIS, OBIE Read/Write)UK Open Banking Read/Write Account and Transaction Information (AIS) API for accessing account, balance, tr...46.3Starling Confirmation of Funds API (CBPII, OBIE Read/Write)UK Open Banking Read/Write Confirmation of Funds (CBPII) API allowing a card-based payment instrument issue...46.3Starling Payment Initiation API (PIS, OBIE Read/Write)UK Open Banking Read/Write Payment Initiation (PIS) API for initiating domestic and other payments as an FC...46.3Ivy API (Open Banking)The 2023-01-01 Ivy API for Open Banking pay-ins and Manual Bank Transfer. Checkout sessions, orders, custom...45.6Integrated Finance APISingle REST API for the Integrated Finance platform — clients, users, real / virtual / shared-pool accounts...45.3Western Alliance Bank API (Treasury Management)Western Alliance Bank's commercial open-banking API lets approved business clients interact directly with W...45.0TD Bank Notifications APINotifications API — retrieves alerts about significant changes on the TD/Akoya network, including planned/u...43.7TD Bank Rewards APITD Open Banking Rewards API v1.0.0 returns reward program and membership information for the currently auth...43.7TD Bank Statements APIFDX v6.2 Statements endpoint that lists available statement periods for a consented account and lets consum...43.7TD Bank Tax Forms APIFDX v6.2 Tax Forms endpoint that lists tax forms (e.g. 1099-INT, 1099-DIV) issued for a consented TD accoun...43.7TD Bank Transactions APIFDX v6.2 Transactions endpoint that returns posted and pending transaction data for a consented account — a...43.7TrueLayer Data APIThe TrueLayer Data API provides access to bank account data including account information, balances, transa...42.9The Co-operative Bank Account Information API (AIS)OBIE Read/Write Account & Transaction Information (AISP) API for The Co-operative Bank and smile brands — a...42.7The Co-operative Bank Confirmation of Funds API (CBPII)OBIE Read/Write Confirmation of Funds (CBPII / Card-Based Payment Instrument) API — funds-confirmation cons...42.7The Co-operative Bank Payment Initiation API (PIS)OBIE Read/Write Payment Initiation (PISP) API for The Co-operative Bank and smile brands — domestic payment...42.7Truist Open Banking APIThe Truist Open Banking API provides secure, FDX-compliant (Financial Data Exchange) access to consumer and...42.2
Thin 28 Limited public surface area
Flowpay Partner APIFlowpay's REST partner API for the Fully Embedded (Native) lending flow - customer onboarding and service a...38.6Flowpay Sales Transactions APIPartner-implemented endpoint (GET /v1/sales) that supplies Flowpay with a merchant's paginated sales/order ...38.6Vanquis Bank Dynamic Client Registration APIVanquis Bank's OpenID / OBIE Dynamic Client Registration (DCR) endpoint, documented on the Vanquis develope...38.2Halifax Account and Transaction Information API (AIS)OBIE Read/Write Account and Transaction Information (AIS) API for authorised AISPs. FAPI-secured (OAuth2/OI...36.9Halifax Confirmation of Funds API (CBPII)OBIE Read/Write Confirmation of Funds (CBPII) API for authorised CBPIIs. FAPI-secured (OAuth2/OIDC, PSD2 SC...36.9Halifax Payment Initiation API (PIS)OBIE Read/Write Payment Initiation (PIS) API for authorised PISPs. FAPI-secured (OAuth2/OIDC, PSD2 SCA, mTL...36.9TSB Account and Transaction Information API (AIS)TSB's OBIE Read/Write Account and Transaction Information (AIS) API, providing authorised third-party provi...36.7TSB Confirmation of Funds API (CBPII)TSB's OBIE Read/Write Confirmation of Funds (CBPII) API, allowing authorised card-based payment instrument ...36.7Worldline Open Banking APIConnectivity to more than 3,500 European banks in 21 countries supporting PSD2 open banking. Provides payme...36.7Western Union Open Banking APIWestern Union's PSD2-compliant Open Banking API enables Payment Service Providers to access account informa...36.5Celcoin Open Finance APIOpen Finance and Open Banking APIs for Payment Initiation (ITP with and without redirect), account linking ...35.8Lloyds Banking Group Event Notifications APIOBIE Event Notifications API delivering aggregated and real-time event signals (e.g. consent revocation, re...35.7Konsentus Certificate Chain Service APIManaged service that maintains the up-to-date eIDAS certificate trust chain required to secure PSD2 Open Ba...35.6Konsentus Open Trust PlatformEnd-to-end platform used by central banks and market operators to build, manage, and maintain national or r...35.6Coutts Open Data APIOBIE Open Data API for Coutts publishing PUBLIC, unauthenticated reference data for its commercial/business...35.1Firstrade Account Data API (via Plaid)Access to Firstrade account data is available through the Plaid financial data aggregation platform. Plaid ...34.4Varo Aggregator Data Access (Plaid)The real, documented seam through which third-party applications reach Varo Bank account data. Varo runs a ...30.3Varo Bank Account APIConsumer-facing checking-account capability of Varo Bank, N.A., covering fee-free checking, early direct de...30.3US Bank Data Toolbox APIThe Data Toolbox API provides access to U.S. Bank retail banking consumer account data including checking, ...29.6BBVA Accounts PSD2 APIPSD2-compliant account information service (AIS) API for Spain. Allows authorized third parties to access c...28.2BBVA Payments PSD2 APIPSD2-compliant payment initiation service (PIS) API for Spain. Allows authorized third parties to initiate ...28.2Bank of Melbourne CDR Accounts & Balances APICONSUMER-AUTHORIZED Consumer Data Right (CDR) Accounts & Balances surface of the shared DSB Banking API tha...27.8Bank of Melbourne CDR Direct Debits & Scheduled Payments APICONSUMER-AUTHORIZED Consumer Data Right (CDR) Direct Debits and Scheduled Payments surface of the shared DS...27.8Bank of Melbourne CDR Payees APICONSUMER-AUTHORIZED Consumer Data Right (CDR) Payees surface of the shared DSB Banking API implemented by B...27.8Bank of Melbourne CDR Product Reference Data APIPUBLIC, unauthenticated Consumer Data Right (CDR) Product Reference Data API exposing Bank of Melbourne's b...27.8Bank of Melbourne CDR Transactions APICONSUMER-AUTHORIZED Consumer Data Right (CDR) Transactions surface of the shared DSB Banking API implemente...27.8Payoneer PSD2 APIPSD2-compliant banking APIs for European financial services integration, available via the Payoneer PSD2 de...27.8Kotak API PlatformThe Kotak Mahindra Bank enterprise open-banking API platform. A curated corporate banking API stack of 39 p...26.7
Emerging 29 Early or largely undocumented
Payment Initiation (PSD2) APIPSD2-compliant Payment Initiation Service (PIS) API allowing licensed Third Party Providers (TPPs) to initi...26.1Klarna Kosma Auth APIThe Auth API is the client-session companion to the XS2A API. Whenever the Open Banking flow requires consu...24.6Klarna Kosma Consent APIThe Consent API exposes the PSD2 consent lifecycle so TPPs can list, inspect, refresh, and revoke the conse...24.6Klarna Kosma Insights APIKosma Insights turns raw Open Banking transaction data into categorised spend, income, and affordability si...24.6Klarna Kosma KYC APIKosma KYC layers account ownership and identity verification on top of the Kosma AIS connectivity. It confi...24.6Klarna Kosma Payments APIKosma Payments is the white-labeled PSD2 Payment Initiation Service (PIS) product. It lets merchants and pl...24.6Klarna Kosma XS2A APIThe XS2A API is the server-side endpoint set used by TPPs and merchants to create and control Open Banking ...24.6Finsify Hub APIRESTful bank-aggregation API for accessing consumer banking data — accounts, balances, and categorized tran...24.0Betterment via Plaid (Open Banking)Betterment investment and cash account data is accessible to third-party developers via the Plaid open bank...23.6KakaoBank Open Banking APIREST API connecting to South Korea's national open banking switchboard, enabling aggregated views of balanc...20.8KakaoBank Transfer APIREST API enabling fund transfers between KakaoBank accounts and external bank accounts within South Korea's...20.8American Express Account and Transaction APIThe American Express Account and Transaction API is an open-banking service that enables regulated third-pa...20.5American Express API-Based Payment PlatformThe American Express API-based Payment Platform allows eCommerce sellers and merchants to scale their busin...20.5American Express Confirmation of Funds PSD2 APIThe American Express Confirmation of Funds PSD2 API is a secure and efficient service that enables regulate...20.5WeLab Bank Open APIWeLab Bank's Open API programme, published under the Hong Kong Monetary Authority Open API Framework and li...19.4Monzo APIUK-based digital bank with API-first approach.16.4Starling Bank APIUK digital bank with comprehensive developer platform.16.4UMB Banking APIs (Open Banking / BaaS)UMB's partner-facing open-banking and Banking-as-a-Service REST API program, documented across five areas —...16.2Rho Platform APIRho exposes APIs for partners and customers to embed Rho banking and payments capabilities, including a Vir...15.9Nubank Open Finance Brasil APIOpen Finance Brasil endpoints registered by Nubank in the Central Bank directory. Provides consent-driven a...15.3Stifel Bank Finicity IntegrationStifel Bank account data accessible via Finicity (Mastercard) open banking aggregation API, enabling third-...12.8Stifel Bank Plaid IntegrationStifel Trust Company account data accessible via Plaid open banking aggregation API, enabling third-party a...12.8BNP Paribas CIB APIBNP Paribas Corporate and Institutional Banking (CIB) API platform provides programmatic access to capital ...12.1BNP Paribas Open Banking APIBNP Paribas Open Banking APIs provide PSD2-compliant payment services and account information access includ...12.1Wintrust Open Banking Data Access (Plaid, aggregator-mediated)Wintrust does not expose a direct consumer open-banking API. Third-party applications reach Wintrust / iBus...11.9Account InformationThe Account Information API provides Treasury Management clients real-time visibility into account informat...11.6UBS bLink APIbLink is the open banking platform for UBS corporate clients, exposing account information, transaction his...11.3UBS PSD2 APIUBS's EU PSD2-compliant open banking API set covering Account Information Services (AIS), Payment Initiatio...11.3National Bank Consumer Data Access (Aggregator-Mediated)National Bank of Canada exposes no public, self-serve first-party developer API. Consumer financial-data ac...11.2
Minimal 10 Almost no public developer surface
Finverse Bank Data APIRetrieve real-time financial account information with user consent from over 40 Asian banks. Returns key fi...10.2Finverse Collect APIAutomate bank payment collection in Hong Kong and Singapore. Enable customers to pay directly from their ba...10.2Rabobank Account Information API (PSD2 AIS)PSD2-compliant Account Information Service. Returns account lists, balances, and transaction history for Ra...7.0Rabobank Payment Initiation API (PSD2 PIS)PSD2-compliant Payment Initiation Service. Allows licensed PISPs to initiate SEPA Credit Transfers, SEPA In...7.0HSBC Developer Portal APIsThe HSBC Developer Portal exposes a catalogue of APIs covering Open Banking (UK/EU PSD2 Account Information...6.3Infosys Banking API PlatformBanking API Platform from Infosys delivering open banking APIs across deposits, loans, payments, trade fina...5.6Infosys Finacle Open Bank Project SandboxPublic Open Bank Project sandbox instance hosted by Infosys Finacle that exposes standard OBP REST APIs for...5.6ING Developer Portal APIsThe ING Developer Portal provides a marketplace of APIs covering Open Banking (PSD2 Account Information and...5.6Fidor Germany Banking APIFidor's REST API for Customers, Accounts, Transfers, Transactions and Account Information, secured with OAu...0.0kevin. platform APIPSD2 open-banking platform API: Authentication, General, Payment Initiation (PIS) and Account Information (...0.0

Companies reaching this through an API (9)

These companies publish an API, specification or operation carrying “Open Banking” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

Argyle Axway Nu (Nubank) OFX Payoneer Rho The Western Union Company UMB Bank Western Alliance Bancorporation

Score breakdown

Frequency
70.3
log-scaled weighted occurrences
Breadth
6.9
spread across providers
Quality lift
42.4
mean composite of providers using it
Cohesion
23.7
strength of nearest seed neighbor

Where this tag sits

267 providers carry this tag directly, and 274 counting the 5 narrower tags below and the 1 beneath them — 7 more to reach.

Fintech broader FAPI 25 providers Payment Initiation 13 providers PSD2 82 providers FDX 13 providers Account Information 53 providers

Related tags

PSD2 88 co-occurrences Account Information 72 co-occurrences Banking 143 co-occurrences Banks 58 co-occurrences Consumer Banking 54 co-occurrences

Where this tag comes from

Provider tag267
Api tag111
Openapi tag4
Openapi op tag12

Cohort brief

Auto-generated

The 265 providers in the APIs.io catalog tagged Open Banking, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
265
all scored
Mean Kin Score
34.8
+11.9 vs catalog 22.9
Mean Agent Readiness
23.7
+11.8 vs catalog 11.9
Spread
0–86.1
median 36.2 · σ 15.6
How the 265 split by band
Exemplar 5Strong 22Developing 71Thin 104Emerging 36Minimal 27
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Contract Quality 35.3 17.6 +17.7 265
Developer Ergonomics 40.2 23.2 +17 265
Discoverability 67.9 58.1 +9.8 265
Access Clarity 32 26.5 +5.5 265
Operational Transparency 18.5 13.7 +4.8 265
Contract Governance 10.7 6.3 +4.4 265

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 9% 14% -5
MCP server (first-party) 9% 12% -3
Agent Skills 0% 0% 0
OAuth scopes 45% 11% +34
Security 100% 98% +2
Arazzo workflows 4% 2% +2
Governance rules 13% 14% -1

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 Plaid 86.1
  2. 2 Klarna 71.8
  3. 3 MX Technologies 71
  4. 4 Token.io 70
  5. 5 Qonto 67.6
  6. 6 Trustly Group 65.4
  7. 7 iDenfy 62.7
  8. 8 Tink 62.3
  9. 9 Wealth Reader 61.8
  10. 10 Citizens Financial Group 61.6
Top by Agent Readiness
  1. 1 Memo Bank 58.4
  2. 2 Qonto 57
  3. 3 Token.io 53.6
  4. 4 Lean Technologies 53.2
  5. 5 iBanFirst 53
  6. 6 Dwolla 52.9
  7. 7 Citi 52.3
  8. 8 Plaid 52.2
  9. 9 Chariot 51
  10. 10 GoCardless 50.3
All 267 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 5 October 2026, across 29093 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This tag 
curl "https://apis.io/api/v1/tags/open-banking"
All tags 
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort 
curl "https://apis.io/api/v1/cohorts/tag/open-banking"
The distribution (Pro) 
curl "https://apis.io/api/v1/cohorts/tag/open-banking/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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