Report Highlights

Open banking at a turning point: Market Overview

The global open banking market stood at USD 31.2 billion in 2024 and is tracking toward USD 152.8 billion by 2034, driven by accelerating API adoption across retail banking, payments, and lending verticals. The market has moved well beyond its regulatory pilot phase; commercial deployments now dominate growth, with API call volumes exceeding 100 billion annually across European markets alone. The primary structural shift underway is the transition from compliance-driven data sharing to commercially monetised financial data ecosystems, where banks are repositioning from reluctant data providers to active platform participants generating new fee revenue streams from third-party integrations.

What makes 2025 a genuine turning point is the convergence of three forces simultaneously reaching critical mass: the United States Consumer Financial Protection Bureau's Section 1033 rulemaking formalising consumer data rights for the first time, the EU's PSD3 proposal tightening premium API quality standards, and the maturation of embedded finance as a USD 7 trillion addressable opportunity that depends structurally on open banking infrastructure. These are not incremental developments—they represent a regulatory and commercial architecture shift that permanently expands the scope of who participates in open banking and on what commercial terms.

Key Forces Shaping Open Banking Growth

Three specific forces are propelling open banking revenue growth above the broader fintech sector average. First, the rise of account-to-account payments is displacing card rails for e-commerce and bill payment in the UK, Netherlands, and Brazil, directly generating transaction fee revenue for open banking infrastructure providers. Volumes in the UK alone surpassed 11.7 million monthly A2A payment transactions in 2024, and each routing shift away from Visa and Mastercard creates durable revenue for API intermediaries such as Yapily and Token.io. This dynamic is most pronounced in markets where instant payment rails like PIX and Faster Payments are already live, providing the settlement infrastructure that makes A2A commercially competitive.

Second, credit underwriting transformation is accelerating in Southeast Asia and Latin America, where open banking-powered cash flow analysis is enabling first-time lending to previously unscored populations. This segment generates high-margin recurring fees for data enrichment providers rather than one-time connection revenues. Third, corporate treasury and SME cash management automation—led by platforms integrating multi-bank data aggregation—is expanding open banking beyond retail into commercial banking, a segment that carries substantially higher contract values and longer client tenure than consumer applications, boosting revenue durability across the forecast period.

Barriers and Risks in the Open Banking Market

The most significant structural risk to the open banking growth thesis is the quality and reliability gap in bank-hosted premium APIs. Despite regulatory mandates requiring open access, major European banks including Deutsche Bank and Société Générale have faced documented API uptime failures and data inconsistency complaints, forcing fintechs to maintain costly screen-scraping fallback infrastructure. This is a structural risk, not cyclical: it reflects deep technology debt inside legacy banking cores that cannot be resolved within the current forecast horizon without substantial capital investment that most universal banks are not prioritising. Until API quality reaches payment-grade reliability standards, the efficiency gains promised by open banking remain partially unrealised at the infrastructure layer.

The cyclical risk is consumer trust and data consent fatigue. Surveys conducted by the Open Banking Implementation Entity in 2024 showed that 41% of UK consumers remain uncomfortable sharing financial data with third parties, despite five years of regulated open banking availability. This consent barrier is cyclical because it responds to high-profile data breach events and media narratives rather than structural market conditions—it can improve with better UX design and transparent consent flows. However, the more dangerous risk to the growth thesis is the structural API quality problem, because it undermines the commercial reliability of the entire ecosystem regardless of demand-side enthusiasm from consumers and fintechs.

Emerging Opportunities in Open Banking

The most actionable near-term opportunity is variable recurring payments, a new payment type enabled under the UK's open banking framework that allows consumer-authorised, rules-based recurring debits without fixed amounts. This directly threatens the direct debit market—valued at over GBP 4 billion annually in the UK—and creates an immediate monetisation pathway for payment initiation service providers. The condition for this opportunity to materialise fully is the completion of the UK Payment Systems Regulator's commercial model framework, expected by mid-2026, which will establish the fee structure that makes VRP economically viable for banks to support at scale. Providers that build VRP infrastructure now, ahead of that framework, will hold a first-mover advantage.

A second emerging opportunity is open finance expansion beyond banking data—insurance, pensions, and investment account portability. Australia's Consumer Data Right already extends to energy and telecommunications, providing a proven regulatory template. The EU's Financial Data Access framework proposal, if enacted by 2026, would mandate access to insurance and investment data across member states, expanding the addressable market for aggregators by an estimated 40% beyond current banking-only scope. The condition for this to materialise is legislative passage of FIDA, which faces lobbying resistance from incumbents but has strong European Commission backing and is tracking toward adoption within the forecast horizon.

Investment Case: Bull, Bear, and What Decides It

The bull case rests on three concurrent catalysts arriving within the same 24-month window. US Section 1033 implementation creates the world's largest regulated open banking market, instantly expanding the total addressable market by an estimated USD 12 billion. Simultaneously, A2A payment volumes reaching commercial tipping points in Brazil, the UK, and India generate recurring transaction fee revenue that converts open banking from a cost-centre compliance exercise into a self-funding commercial ecosystem. In this scenario, platform providers with dual-sided network effects—connecting both banks and fintechs—such as Finastra and Tink (post-Visa acquisition) capture disproportionate margin as the market shifts from connectivity to monetised data services.

The bear case is built on regulatory fragmentation defeating network effect formation. If the CFPB Section 1033 rule is materially weakened under a deregulatory administration, US market formalisation delays by three to five years, removing the single largest demand catalyst from the global forecast. Simultaneously, if the EU's PSD3 implementation timeline slips past 2027—a real risk given member state legislative calendars—the combined effect is a market that grows at infrastructure pace rather than platform pace, compressing CAGR toward 11% and making the current valuation multiples of pure-play open banking providers difficult to sustain. European bank lobbying against mandatory premium API quality obligations is the most active threat vector in this scenario.

The swing variable is US Section 1033 implementation scope and timeline. No other single factor carries more weight across the global forecast. The US represents the largest concentration of financial data, the deepest venture capital ecosystem for fintech, and the most significant anchor for global platform providers seeking network scale. A full and timely 1033 implementation does not merely add one geography—it resets the competitive and commercial logic of the entire global market, accelerating investment, consolidation, and monetisation across every other region simultaneously. This is the one factor that determines whether open banking achieves platform-scale economics or remains a fragmented infrastructure utility through 2034.

Market at a Glance

Regional Performance: Where Open Banking Is Growing Fastest

Europe remains the largest revenue contributor to the global open banking market, accounting for an estimated 38% of 2024 revenues, underpinned by PSD2 mandates, mature API ecosystems in the UK and Nordic markets, and the highest density of licensed third-party providers globally—over 500 registered AISPs and PISPs across the EEA. The UK specifically generates the highest per-capita open banking transaction volumes in the world, with the Open Banking Implementation Entity reporting over 11 million active users. However, European growth is moderating as the market matures, with incremental gains dependent on PSD3 quality upgrades rather than new user acquisition, shifting the region from growth engine to revenue base.

Asia Pacific holds the highest growth rate of any region, driven by India's Account Aggregator framework scaling to over 50 million consented accounts and Southeast Asian markets—Indonesia, Philippines, Thailand—issuing open banking guidelines for the first time between 2023 and 2025. Latin America's growth is concentrated in Brazil, where the Banco Central's open finance mandate, the world's most comprehensive in scope, already covers credit, insurance, and investment data and has onboarded over 30 million consumers. North America is the region with the most transformative near-term potential, not current scale, contingent entirely on Section 1033 execution. Middle East and Africa remain early-stage, with Saudi Arabia's SAMA framework and South Africa's nascent guidelines providing foundations for post-2028 growth acceleration.

Leading Market Participants

• Plaid
• Tink
• Yapily
• Finastra
• Token.io
• Finicity (a Mastercard company)
• Bud Financial
• TrueLayer
• Nordigen (a GoCardless company)
• Temenos

Where Is Open Banking Headed by 2034

By 2034, the open banking market will have consolidated from a fragmented infrastructure layer into a smaller number of high-margin data platform businesses operating across multiple financial verticals. The connectivity layer—basic API aggregation—will be largely commoditised, margin-thin, and absorbed into broader banking-as-a-service and embedded finance stacks. The dominant commercial model will be outcome-based: providers charging for credit decisions made, loans originated, or fraud prevented using open banking data, rather than per-API-call pricing. Market concentration will increase materially, with the top five platform providers likely controlling over 55% of global revenue by 2034, compared to the highly fragmented structure of today.

Finastra, Plaid, and Tink are best positioned for 2034 because each has made the strategic pivot from connectivity to data intelligence ahead of the commoditisation curve. Finastra's installed base across 8,500 financial institutions globally provides a distribution advantage that pure-play API providers cannot replicate. Plaid's move into identity verification and income analysis represents exactly the high-margin, outcome-based revenue model that defines the 2034 market structure. Tink's integration into Visa's network gives it payment rail access that transforms it from an aggregator into a transaction platform. Providers that have not made this pivot by 2027 will face acquisition or margin erosion as the infrastructure tier consolidates around price rather than capability.

Market Segmentation

By Service Type

• Payment Initiation Services
• Account Information Services
• Data Aggregation and Enrichment
• Credit Decisioning and Underwriting
• Identity Verification
• Personal Finance Management

By End User

• Retail Banks
• Fintechs and Neobanks
• SMEs
• Corporate Treasury
• Insurance Providers
• Wealth Management Firms

By Deployment Model

• Cloud-Based
• On-Premise
• Hybrid

By Region

• North America
• Europe
• Asia Pacific
• Latin America
• Middle East and Africa

Frequently Asked Questions

Q1. What is the most important regulatory development for open banking investors to monitor in 2025 and 2026? ▼

The CFPB's Section 1033 rulemaking in the United States is the single most consequential regulatory event in the global open banking calendar. Its implementation scope and legal durability under the current administration determines whether the US becomes the market's largest growth engine or a structurally delayed opportunity through 2030.

Q2. Why is the infrastructure layer of open banking losing investment appeal relative to the data analytics layer? ▼

API connectivity has commoditised rapidly, with open-source aggregation tools and low-cost providers driving per-call pricing toward zero. The value—and the margin—has migrated decisively to data enrichment, credit scoring, and fraud prevention layers where proprietary models create defensible differentiation.

Q3. Which geography offers the best risk-adjusted entry point for open banking investment in 2025? ▼

Brazil presents the strongest risk-adjusted opportunity, with the Banco Central's open finance framework already operational across banking, credit, insurance, and investment verticals. The regulatory infrastructure is stable, consumer adoption is accelerating past 30 million users, and the competitive field remains less crowded than Europe or the UK.

Q4. How does variable recurring payments disrupt the existing direct debit and subscription billing market? ▼

Variable recurring payments allow consumer-authorised, rules-based debits with variable amounts and real-time confirmation, eliminating the fixed-amount constraint of direct debit and the intermediary cost of card-on-file subscription billing. For subscription businesses, this translates directly into lower payment processing costs and reduced involuntary churn from card expiry failures.

Q5. Is open banking a standalone market or will it be absorbed into broader embedded finance and banking-as-a-service platforms by 2034? ▼

Open banking infrastructure will be absorbed into embedded finance and BaaS stacks as a foundational layer rather than persisting as a distinct market category at the infrastructure tier. However, the data intelligence and analytics businesses built on top of open banking data will remain independently identifiable and command premium valuations as standalone entities.