canonical ↑ 12.3 market

Fintech

Score 46.1 / 100 1900 providers 69 APIs Search apis.io →

Variants seen in the corpus: FinTechFintechfintech

Providers using this tag (1900)

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

Exemplar 27 Complete, well-documented, and agent-ready

StripeCommerceFinancial-ServicesPayments159 APIs83.2 PAY.JPPaymentsJapanCredit Cards14 APIs78.6 HighnoteCard IssuingCard AcquiringEmbedded FinanceBanking as a Service7 APIs75.4 QontoBusiness BankingNeobankPayments13 APIs74.6 AlphaAIFinancial NewsStock MarketSEC FilingsInsider Trading3 APIs73.7 PayMongoPaymentsPhilippinesSoutheast Asia10 APIs73.3 UnitBackend-as-a-ServiceBankingPayments17 APIs73.3 SpadeCompanyFinancial-ServicesTransaction EnrichmentMerchant Intelligence8 APIs73.1 Crypto.comCryptocurrencyCrypto ExchangeTradingDerivatives5 APIs72.6 PayTabsPaymentsPayment GatewayMENA2 APIs72.3 Peach PaymentsPaymentsAfricaPayment Gateway6 APIs72.3 PolygonFinanceMarket DataStocks12 APIs71.5 MethodFiCompanyLiability DataPayments42 APIs71.4 PaystackPaymentsAfricaRecurring Billing21 APIs71.0 Efí Pay (Gerencianet)PaymentsPixBoletoSubscription36 APIs70.6 FinixCompanyPaymentsPayment Processing19 APIs70.4 ZiinaPaymentsUAEMENA7 APIs70.4 DOKUPaymentsPayment GatewayIndonesia6 APIs70.1 TelrPaymentsPayment GatewayMENA7 APIs69.7 UpholdCompanyCryptocurrencyDigital AssetsPayments25 APIs69.1 Natural AICompanyArtificial IntelligencePaymentsAgents15 APIs68.7 PlaidFinancialOpen BankingBank Accounts31 APIs68.2 KitaCompanyLendingUnderwriting14 APIs67.7 Clear StreetCompanyFinancial-ServicesCapital MarketsPrime Brokerage23 APIs67.4 AdyenPaymentsFinancial-Services202 APIs67.1 HitPayPaymentsPayNowSoutheast Asia24 APIs67.1 PennylaneAccountingInvoicingFinancial Data19 APIs66.5

Strong 102 Solid coverage with minor gaps

dLocalPaymentsPayoutsEmerging MarketsLatAm16 APIs66.4 MollieCompanyPaymentsFinancial-Services2 APIs66.4 CurlecCompanyPaymentsPayment GatewayRecurring Payments30 APIs66.3 SiftingIOFinancial market dataStocks/equitiesForexCryptocurrency13 APIs66.1 Finix PaymentsCompanyPaymentsPayment ProcessingPayment Facilitation19 APIs65.8 Method FinancialCompanyFinancial-ServicesLending42 APIs65.6 Total ExpertCompanyCRMMarketing Automation17 APIs64.6 M-Pesa (Safaricom Daraja)Mobile MoneyPaymentsKenya11 APIs64.3 MXFinancial-ServicesBankingUnited StatesOpen Finance3 APIs64.3 HyperPayPaymentsPayment GatewayMENA6 APIs64.2 FlutterwavePaymentsPayoutsMobile MoneyCards19 APIs63.9 SlashCompanyBankingPaymentsFinancial-Services26 APIs63.7 PayabliCompanyPaymentsEmbedded Payments33 APIs63.5 AstradaCompanyPaymentsCard Data15 APIs63.4 BraleCompanyStablecoinsStablecoin IssuancePayments6 APIs63.3 AirtmPaymentsPayoutsCross-Border Payments24 APIs62.8 AlpacaTradingStocksCrypto23 APIs62.7 DwollaPaymentsACHBank Transfers19 APIs62.6 WeavrEmbedded FinanceBanking as a ServicePaymentsCards43 APIs62.6 Bolt FinancialCompanyPaymentsCheckoutE-Commerce5 APIs62.2 NtropyCompanyTransaction EnrichmentFinancial Data16 APIs62.1 GrowwCompanyTradingInvesting6 APIs62.0 Float FinancialSpend ManagementCorporate CardsExpense ManagementAccounts Payable1 API61.8 Soldo Software and ServicesCompanySpend ManagementExpense ManagementPayments46 APIs61.8 PaymobPaymentsPayment GatewayMENA18 APIs61.6 Cash AppFinancial-ServicesPaymentsUnited States12 APIs61.5 PortOnePaymentsPayment OrchestrationKorea20 APIs61.4 TradierTradingStocksOptions4 APIs61.4 KotaCompanyInsuranceEmployee Benefits33 APIs61.2 MoneyhubPaymentsUnited KingdomOpen BankingOpen Finance2 APIs61.2 CurrencycloudCompanyPaymentsForeign Exchange27 APIs61.0 HeronCompanyFinancial-ServicesDocument AutomationUnderwriting1 API61.0 DailyPayCompanyPaymentsPayrollHuman Resources1 API60.6 FaturaPDF — Brazilian Invoice & Receipt PDF APIInvoicesReceiptsPDF GenerationDocuments1 API60.5 Ripple LabsCompanyFinancial-ServicesPaymentsCross-Border Payments36 APIs60.4 Super PaymentsCompanyPaymentsOpen BankingCash Rewards8 APIs60.4 Blockchain.comCryptocurrencyBitcoinBlockchainExchange18 APIs59.7 PlateIQCompanyEnterprise SaasAccounts PayableInvoice Automation9 APIs59.6 AgentcardCompanyPaymentsVirtual CardsCard Issuing5 APIs59.1 NarmiCompanyDigital BankingBanking44 APIs59.1 InterswitchPaymentsPayment InfrastructureCard NetworkVerve32 APIs59.0 WingspanCompanyPaymentsPayrollContractors15 APIs58.9 AllTick APIFinancial market dataReal-Time Datastock-market-dataforex-data2 APIs58.8 CoinflowCompanyCryptoPaymentsStablecoins14 APIs58.8 MoniepointAfricaNigeriaPaymentsBanking19 APIs58.5 UpvestBanking InfrastructureInvestmentsSecurities35 APIs58.5 RainforestCompanyPaymentsEmbedded PaymentsPayment Facilitator23 APIs58.3 CulqiPaymentsPayment GatewayPeru12 APIs58.2 AutoFiCompanyAutomotiveDigital Retail2 APIs58.0 MonetizeNowCompanyMonetizationBillingSubscription1 API58.0 OcrolusCompanyDocument AutomationLending16 APIs57.9 FinGoalFinancial-ServicesTransaction EnrichmentData Enrichment4 APIs57.8 PrometeoOpen BankingPaymentsLatAm6 APIs57.8 OzowPaymentsInstant EFTPay by Bank4 APIs57.7 LedgeCompanyAccountingReconciliation2 APIs57.6 MoonPayCompanyCrypto InfrastructurePaymentsCryptocurrency2 APIs57.6 PagaPaymentsMobile MoneyCollection5 APIs57.6 CoinmeCompanyCryptoCryptocurrencyPayments28 APIs57.5 MeshCompanyCryptoCryptocurrencyPayments9 APIs57.5 NiuralCompanyPayrollHuman ResourcesEmployer of Record4 APIs57.5 SplititPaymentsInstallmentsBuy Now Pay LaterCredit Card10 APIs57.5 Unstoppable Finance (Iron)CompanyStablecoinsPaymentsOn-Ramp9 APIs57.2 Alpha VantageMarket DataStocksFX1 API57.1 MamoCompanyPaymentsPayment Links12 APIs57.1 WompiPaymentsColombiaLatAm7 APIs57.1 SpikoCompanyMoney Market FundsTreasury Management27 APIs56.9 Vic.aiCompanyAccounts PayableInvoicing33 APIs56.7 TrueworkVerificationIncome VerificationEmployment VerificationVOIE5 APIs56.6 JikoCompanyBankingPaymentsTreasury2 APIs56.5 Smart PensionPensionsRetirementworkplace-pensionauto-enrolment149 APIs56.5 VoltageCompanyEnterpriseBitcoinLightning Network1 API56.5 ConektaPaymentsPayment ProcessingCardsCash25 APIs56.3 first directFinancial-ServicesBankingOpen BankingPSD24 APIs56.2 Simplifi/SimplifipayCompanyCardsCard IssuingVirtual Cards9 APIs56.1 WefunderCompanyCrowdfundingEquity CrowdfundingInvesting13 APIs56.1 AllowanceCompanyPaymentsAgentic PaymentsAI Agents3 APIs55.9 AlgbraFinancial-ServicesBankingOpen BankingPSD24 APIs55.8 WeelPaymentsAustraliaSpend ManagementExpense Management1 API55.7 AirwallexCross-Border PaymentsForeign ExchangePayments14 APIs55.6 EdfaPay, Inc.CompanyPaymentsPayment Gateway7 APIs55.5 SwanCompanyBanking as a ServiceEmbedded Finance1 API55.5 GriffinCompanyBankingBanking as a Service28 APIs55.4 TopographCompanyKYBCompany DataBusiness Registers7 APIs55.4 KardCompanyRewardsCard-Linked OffersLoyalty16 APIs55.3 SafelloCompanyCryptocurrencyBitcoin7 APIs55.2 TemenosBankingCloud BankingCore BankingDigital Banking61 APIs55.1 CloudWalkCompanyPaymentsFinancial-Services1 API55.0 TradeshiftE-InvoicingAccounts PayableAP AutomationProcure-to-Pay38 APIs54.9 Lean TechnologiesOpen BankingOpen FinancePaymentsFinancial Data67 APIs54.8 QfexCompanyTradingExchangePerpetual Futures5 APIs54.8 YunoCompanyPaymentsPayment Orchestration1 API54.8 CellulantPaymentsMobile MoneyCheckoutPayouts6 APIs54.7 KredivoCompanyPaymentsBuy Now Pay LaterBNPL5 APIs54.7 TabaPayCompanyPaymentsInstant Payments16 APIs54.7 AlloyIdentity DecisioningIdentity VerificationKYCKYB17 APIs54.6 BokioCompanyAccountingBookkeeping16 APIs54.6 DigitsAccountingBookkeepingFinanceGeneral Ledger10 APIs54.6 ConnexPayPaymentsVirtual CardsCard IssuingMerchant Acquiring39 APIs54.5 Conta AzulCompanyAccountingERP1 API54.4 TaxJarSales TaxTax ComplianceE-CommerceTax Calculation9 APIs54.4 UpgradeCompanyLendingBuy Now Pay Later3 APIs54.4 SolvimonCompanyBillingPayments64 APIs54.3

Developing 284 Usable, with meaningful gaps to close

Thin 244 Limited public surface area

Emerging 567 Early or largely undocumented

Minimal 676 Almost no public developer surface

APIs with this tag (69)

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 34 Complete, well-documented, and agent-ready

Strong 6 Solid coverage with minor gaps

SiftingIO Live StreamWebSocket streaming API for live market data, described by an AsyncAPI 3.0 contract. Also offers a document...66.1 SiftingIO MCP ServerLOCALLY-RUN MCP server, not a hosted endpoint. The client launches it (`npx -y siftingio-mcp`, or the Pytho...66.1 Float Public APIREST API (OpenAPI 3.1.0, 71 operations across 47 paths) for automating accounting and reporting against Flo...61.8 Blockchain.com OAuth Resources APIOAuth 2.0 resource gateway that lets a third-party app read a consenting user's Blockchain.com custodial wa...59.7 AllTick REST/HTTP Query APIToken-authenticated HTTPS query API for financial market tick data. Twelve operations across three base pat...58.8 AllTick WebSocket Streaming APIToken-authenticated WebSocket streaming API for real-time market data. Two endpoints — wss://quote.alltick....58.8

Developing 2 Usable, with meaningful gaps to close

Bank Connect - Payment Services APIPayment Services API (v1) for Tribe's Bank Connect / Banking-as-a-Service product, enabling fintechs to emb...45.8 Epoint Payment APIREST payment gateway for accepting online card payments in Azerbaijan. Covers payment creation and hosted c...40.6

Thin 7 Limited public surface area

Avaloq Community APICommunity APIs for fintech integration providing simplified REST endpoints for connecting third-party appli...35.5 Pliant Pro API (Customer)Pliant's Pro API (Customer) is the REST API that powers hi.health by Pliant. It lets a customer programmati...32.6 Yodlee Account Verification APIThe Yodlee Account Verification API enables real-time verification of bank account ownership and balance. S...32.2 Prestmit Partner APIThe Prestmit Partner API allows developers to automate the buying and selling of gift cards, manage wallet ...31.1 Djamo Business APIREST API for businesses to collect payments, send single and mass transfers, check balance, manage sub-comp...29.8 Lendo Platform APIProduction API host backing the Lendo web and mobile applications. Discovered by probe at https://api.lendo...27.1 Acrisure MCP ServerHosted Model Context Protocol server operated by Acrisure at https://api.acrisure.com/v1/mcp. Production an...26.4

Emerging 14 Early or largely undocumented

TradeBBTradeBB exposes a single publicly consumable machine-readable interface: an llms.txt file designed for LLM ...24.4 Kikoff Enterprise APIUnified REST API for embedding credit-building infrastructure, covering member enrollment, tradeline furnis...24.1 Cowrywise Embed APIInvestment-as-a-service REST API that allows developers to embed regulated investment products (savings, mu...21.9 Cardtonic Bill PaymentsCardtonic Bill Payments cover airtime top-ups, mobile data, electricity, TV subscriptions, and betting wall...21.2 Cardtonic Gift Card Developer APIThe Cardtonic Gift Card Developer API enables merchants and platforms to integrate gift card services into ...21.2 Cardtonic Virtual Dollar CardCardtonic Virtual Dollar Cards are user-facing USD-denominated cards that let African customers pay merchan...21.2 KakaoBank Credit Scoring APIREST API providing alternative credit scoring capabilities powered by KakaoBank's data-driven credit models...21.0 KakaoBank Open Banking APIREST API connecting to South Korea's national open banking switchboard, enabling aggregated views of balanc...21.0 Masterworks GraphQL APIThe single GraphQL endpoint behind the Masterworks web and mobile apps, covering art offerings, artists, au...19.8 Sydecar APIThe Sydecar API lets developers programmatically run funding processes on Sydecar's legal, banking, and com...18.4 Debitura Referral Partner APIFor platforms embedding collection as a referral. Setting up clients, previewing cases, tracking revenue sh...16.6 Investly APIProduction HAL/HATEOAS (Spring Data REST style) backend API served at api.investly.co. The root returns a h...16.2 HTS Fintech Ancillaries (Cancel for Any Reason, Disruption Assistance, Seat Upgrades)Proprietary fintech ancillaries that partners attach to their bookings — Cancel for Any Reason (airlines an...14.4 Clerkie APIRESTful API marketed to lenders for integrating loan portfolios with Clerkie's recovery platform — payment ...13.0

Minimal 6 Almost no public developer surface

Revolut APIDigital banking platform offering accounts, payments, and financial services.9.2 Bitculator Data APIREST API for cryptocurrency market data. JSON responses with Laravel-style pagination, HTTP Bearer auth, qu...8.1 MyStars FaaS Fulfilment APIREST/HTTP API for pricing, recipient eligibility checks, product catalog, and Telegram Stars/Premium order ...8.1 Mercado Pago APIMercado Pago payments REST API for checkout, payments, subscriptions, refunds, chargebacks, and merchant ac...8.0 LendingClub APIThe LendingClub API provides access to platform services and data for enterprise integration and automation.6.1 SoFi Technologies APIThe SoFi Technologies API provides access to platform services and data for enterprise integration and auto...5.7

Score breakdown

Frequency

91.0

log-scaled weighted occurrences

Breadth

52.1

spread across providers

Quality lift

26.9

mean composite of providers using it

Cohesion

32.9

strength of nearest seed neighbor

Where this tag comes from

Provider tag1898

Api tag69

Cohort brief

Auto-generated

The 1900 providers in the APIs.io catalog tagged Fintech, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers

1900

all scored

Mean Kin Score

22.3

+1.6 vs catalog 20.7

Mean Agent Readiness

10.7

+1.0 vs catalog 9.7

Spread

0–83.2

median 14.6 · σ 18

How the 1900 split by band

Exemplar 27Strong 102Developing 284Thin 244Emerging 567Minimal 676

Facet averages, against the whole catalog

Facet	This cohort	Catalog	Difference	Scored
Access Clarity	26.5	22.3	+4.2	1900
Developer Ergonomics	21.1	17.9	+3.2	1900
Discoverability	62.4	60.4	+2	1900
Contract Governance	7	6.4	+0.6	1900
Operational Transparency	11.6	11.3	+0.3	1900
Contract Quality	17.3	17.5	-0.2	1900

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

Artifact	This cohort	Catalog	Difference
MCP server (any)	24%	16%	+8
MCP server (first-party)	8%	7%	+1
Agent Skills	0%	0%	0
OAuth scopes	10%	9%	+1
Security	94%	88%	+6
Arazzo workflows	2%	2%	0
Governance rules	5%	13%	-8

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 Stripe 83.2
2 PAY.JP 78.6
3 Highnote 75.4
4 Qonto 74.6
5 AlphaAI 73.7
6 PayMongo 73.3
7 Unit 73.3
8 Spade 73.1
9 Crypto.com 72.6
10 PayTabs 72.3

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Tools for tags

7 MCP tools reach this

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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

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As a scored cohort

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The distribution (Pro)

curl "https://apis.io/api/v1/cohorts/tag/fintech/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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