API Performance Stats

Average API availability – unweighted

This chart shows the unweighted average availability of the account providers’ (ASPSPs)* Open Banking APIs.

Unweighted availability is calculated using the endpoint with the highest downtime for each bank, each day, regardless of the number of API calls each endpoint received.

Notes on the data: Unweighted average availability is based on data submitted by account providers (ASPSPs) to Open Banking for the last two years.  Since August 2026 there have been 9 Providers and 19 brands providing data.

Average API availability – weighted

This chart shows the weighted average availability of the account providers’ (ASPSPs)* Open Banking APIs.

Weighted availability is calculated by applying a factor to the availability of each endpoint, each day, based on the proportion of total daily API calls to that endpoint.

Notes on the data: Weighted average API availability is based on data submitted by account providers (ASPSPs) to Open Banking for the last two years.  Since August 2026 there have been 9 Providers and 19 brands providing data.

Successful API calls

This chart shows the number of successful API calls made by third party providers using account providers’ (ASPSPs)* Open Banking APIs.

Notes on the data: Successful API calls are based on data submitted by account providers (ASPSPs) to Open Banking for the last two years. Since August 2026 there have been 9 Providers and 19 brands providing data.

Successful Payments

This chart shows the number of successful single domestic payment and variable recurring payment initiations made by third party providers using account providers’ (ASPSPs)* Open Banking APIs.

Notes on the data: Successful payments initiated are based on data submitted by account providers (ASPSPs) to Open Banking for the last two years. Since August 2026 there have been 9 Providers and 19 brands providing data.

Average API call response times

This chart shows the average response time for API calls made using account providers’ (ASPSPs)* Open Banking APIs.

Notes on the data: Average API call response times are based on data submitted by account providers (ASPSPs) to Open Banking for the last two years. Since August 2026 there have been 9 Providers and 19 brands providing data.

Open Banking User Connections

All User Connections

This chart shows the total and number of new user conections consuming Open Banking services each month

Notes on the data:

All user connections have consumed AIS and/or PIS services in the reporting period.  

Total user connections as reported includes the volume of new user connections.

Open Banking are unable to identify individuals consuming services through more than one brand.  Reporting therefore represents the number of user connections with the brands providing reporting, rather than individual users.

New user connections have consumed AIS and/or PIS services for the first time during the reporting period.  User connections consuming both services for the first time in different reporting periods, will be reported as a new user connection in each period in the ‘All User connections’ chart

Since August 2026 there have been 9 Providers and 19 brands providing data.

AIS User Connections

This chart shows the total and number of new user connections consuming Open Banking services each month

Notes on the data: 

All user connections have consumed AIS and/or PIS services in the reporting period.  

Total user connections as reported includes the volume of new user connections.

Open Banking are unable to identify individuals consuming services through more than one brand.  Reporting therefore represents the number of user connections with the brands providing reporting, rather than individual users.

New user connections have consumed AIS and/or PIS services for the first time during the reporting period. User connections consuming both services for the first time in different reporting periods, will be reported as a new user connections in each period in the ‘All User Connections’ chart

PIS User Connections

This chart shows the total and number of PIS user connections consuming Open Banking services each month

Notes on the data: 

All user connections have consumed AIS and/or PIS services in the reporting period.  

Total user connections as reported includes the volume of new user connections.

Open Banking are unable to identify individuals consuming services through more than one brand.  Reporting therefore represents the number of user connections with the brands providing reporting, rather than individual users.

New user connections have consumed AIS and/or PIS services for the first time during the reporting period.  User connections consuming both services for the first time in different reporting periods, will be reported as a new user in each period in the ‘All User Connections’ chart

September key performance metrics

99.51%

Average API Availability

327ms

Average API Response Time

99.52%

Successful API Calls (%)

99.79%

Average API availability – weighted

2921.8m

Successful API Calls Actual

0.48%

Failed API Calls

September 2026

Average API availability – unweighted

This chart shows the unweighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

Average API availability

99.49%

Core hours (06:00-00:00)

99.67%

Non core hours (00:00-06:00)

98.96%

Notes on the data: Unweighted API availability is based on data submitted by account providers (ASPSPs) to Open Banking. Core and non-core hours are based on planned and unplanned API downtime reported to / recorded by Open Banking.

Unweighted availability is calculated using the endpoint with the highest downtime for each bank, each day, regardless of the number of API calls each endpoint received.

September 2026

Average API availability by brand – unweighted

This chart shows the unweighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

Notes on the data: Unweighted API availability is based on data submitted by account providers (ASPSPs) to Open Banking. Core and non-core hours are based on planned and unplanned API downtime reported to / recorded by Open Banking.

Unweighted availability is calculated using the endpoint with the highest downtime for each bank, each day, regardless of the number of API calls each endpoint received.

September 2026

Core hours by brand (06:00 – 0:00) – unweighted

This chart shows the unweighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

Notes on the data: Unweighted API availability is based on data submitted by account providers (ASPSPs) to Open Banking. Core and non-core hours are based on planned and unplanned API downtime reported to / recorded by Open Banking.

Unweighted availability is calculated using the endpoint with the highest downtime for each bank, each day, regardless of the number of API calls each endpoint received.

September 2026

Non core hours by brand (00:00 – 6:00) – unweighted

This chart shows the unweighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

Notes on the data: Unweighted API availability is based on data submitted by account providers (ASPSPs) to Open Banking. Core and non-core hours are based on planned and unplanned API downtime reported to / recorded by Open Banking.

Unweighted availability is calculated using the endpoint with the highest downtime for each bank, each day, regardless of the number of API calls each endpoint received.

September 2026

AIS availability by brand – unweighted

This chart shows the unweighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

Notes on the data: Unweighted API availability is based on data submitted by account providers (ASPSPs) to Open Banking. Core and non-core hours are based on planned and unplanned API downtime reported to / recorded by Open Banking.

Unweighted availability is calculated using the endpoint with the highest downtime for each bank, each day, regardless of the number of API calls each endpoint received.

September 2026

PIS availability by brand – unweighted

This chart shows the unweighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

Notes on the data: Unweighted API availability is based on data submitted by account providers (ASPSPs) to Open Banking. Core and non-core hours are based on planned and unplanned API downtime reported to / recorded by Open Banking.

Unweighted availability is calculated using the endpoint with the highest downtime for each bank, each day, regardless of the number of API calls each endpoint received.

September 2026

API availability by category – unweighted

Select an account provider

AIB (NI) Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

100.00%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

99.58%

Payments – VRP

99.58%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

99.58%

Statements

100.00%

Transactions

100.00%

AIB Group (UK) p.l.c. Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

99.58%

Payments – VRP

99.58%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

99.58%

Transactions

100.00%

Bank of Ireland UK Availability by Endpoint Category:

September 2026
Account Requests – AIS

97.33%

Account Requests – COF

97.33%

Accounts

97.33%

Balances

97.33%

Beneficiaries

97.33%

Payments – AIS

97.33%

Payments – CoF

97.33%

Payments – PIS

97.33%

Payments – VRP

97.33%

Products

97.33%

Standing Orders – AIS

97.33%

Standing Orders – PIS

97.33%

Statements

97.33%

Transactions

97.33%

Bank of Scotland Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

100.00%

Balances

100.00%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

Barclays Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.82%

Account Requests – COF

99.87%

Accounts

99.82%

Balances

99.82%

Beneficiaries

99.82%

Direct Debits

99.82%

Payments – AIS

99.82%

Payments – CoF

99.87%

Payments – PIS

99.70%

Payments – VRP

99.70%

Products

99.82%

Standing Orders – AIS

99.82%

Standing Orders – PIS

99.70%

Statements

99.82%

Transactions

99.82%

Coutts Availability by Endpoint Category:

September 2026
Account Requests – AIS

96.67%

Account Requests – COF

96.67%

Accounts

96.67%

Balances

100.00%

Beneficiaries

96.67%

Direct Debits

96.67%

Payments – AIS

96.67%

Payments – CoF

96.67%

Payments – PIS

96.67%

Payments – VRP

99.44%

Products

96.67%

Standing Orders – AIS

96.67%

Standing Orders – PIS

96.67%

Transactions

96.67%

Danske Bank Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.90%

Account Requests – COF

100.00%

Accounts

99.90%

Balances

99.90%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

99.95%

Payments – CoF

99.99%

Payments – PIS

99.89%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Transactions

99.90%

First Direct Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.95%

Balances

99.99%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.85%

Halifax Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

100.00%

Balances

99.96%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

HSBC Business Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.96%

Balances

99.95%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

99.68%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.93%

HSBC Personal Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.95%

Balances

99.98%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.88%

Lloyds Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.94%

Account Requests – COF

100.00%

Accounts

99.93%

Balances

99.97%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

MBNA Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

100.00%

Balances

99.95%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

Mettle Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

100.00%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Statements

100.00%

Transactions

100.00%

Nationwide Building Society Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.97%

Balances

99.99%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

99.97%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

NWB Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.90%

Account Requests – COF

99.99%

Accounts

99.90%

Balances

99.90%

Beneficiaries

99.90%

Direct Debits

99.90%

Payments – AIS

99.90%

Payments – CoF

99.98%

Payments – PIS

99.98%

Payments – VRP

99.98%

Products

99.90%

Standing Orders – AIS

99.90%

Standing Orders – PIS

99.98%

Statements

99.93%

Transactions

99.90%

RBS Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.89%

Account Requests – COF

100.00%

Accounts

99.89%

Balances

99.89%

Beneficiaries

99.89%

Direct Debits

99.89%

Payments – AIS

99.89%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

99.89%

Standing Orders – AIS

99.89%

Standing Orders – PIS

100.00%

Statements

99.89%

Transactions

99.89%

Santander UK plc Availability by Endpoint Category:

September 2026
Account Requests – AIS

98.83%

Account Requests – COF

98.83%

Accounts

98.83%

Balances

98.83%

Beneficiaries

98.83%

Direct Debits

98.83%

Payments – CoF

98.83%

Payments – PIS

98.83%

Payments – VRP

98.83%

Products

98.83%

Standing Orders – AIS

98.83%

Standing Orders – PIS

98.83%

Statements

98.83%

Transactions

98.83%

UBN Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.92%

Account Requests – COF

100.00%

Accounts

99.92%

Balances

99.92%

Beneficiaries

99.92%

Direct Debits

99.92%

Payments – AIS

99.92%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

99.92%

Standing Orders – AIS

99.92%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.92%

September 2026

Average API availability – weighted

This chart shows the weighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

Average weighted API availability

99.79 %

Core hours (06:00-00:00)

99.79 %

Non core hours (00:00-06:00)

99.86 %
September 2026

Average API availability by brand – weighted

This chart shows the weighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

Core hours by brand (06:00 – 0:00) – weighted

This chart shows the weighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

Non core hours by brand (00:00 – 6:00) – weighted

This chart shows the weighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

AIS availability by brand – weighted

This chart shows the weighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

PIS availability by brand – weighted

This chart shows the weighted average availability of the account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

API availability by category – weighted

Select an account provider

AIB (NI) Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

100.00%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

99.97%

Payments – VRP

98.04%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

99.84%

Statements

100.00%

Transactions

100.00%

AIB Group (UK) p.l.c. Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

99.89%

Payments – VRP

98.61%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

99.83%

Transactions

100.00%

Bank of Ireland UK Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.32%

Account Requests – COF

85.41%

Accounts

99.31%

Balances

99.28%

Beneficiaries

85.13%

Payments – AIS

90.94%

Payments – CoF

99.63%

Payments – PIS

99.41%

Payments – VRP

98.80%

Products

98.79%

Standing Orders – AIS

95.40%

Standing Orders – PIS

99.18%

Statements

90.20%

Transactions

99.28%

Bank of Scotland Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

100.00%

Balances

100.00%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

Barclays Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.90%

Account Requests – COF

99.84%

Accounts

99.91%

Balances

99.91%

Beneficiaries

99.92%

Direct Debits

99.91%

Payments – AIS

99.91%

Payments – CoF

99.82%

Payments – PIS

99.75%

Payments – VRP

99.70%

Products

99.89%

Standing Orders – AIS

99.91%

Standing Orders – PIS

99.72%

Statements

99.94%

Transactions

99.91%

Coutts Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.15%

Account Requests – COF

96.50%

Accounts

99.90%

Balances

100.00%

Beneficiaries

97.44%

Direct Debits

97.37%

Payments – AIS

97.37%

Payments – CoF

97.62%

Payments – PIS

97.62%

Payments – VRP

99.17%

Products

97.60%

Standing Orders – AIS

97.27%

Standing Orders – PIS

87.26%

Transactions

97.33%

Danske Bank Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.89%

Account Requests – COF

100.00%

Accounts

99.89%

Balances

99.89%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

99.98%

Payments – CoF

99.99%

Payments – PIS

99.92%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Transactions

99.89%

First Direct Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.98%

Balances

100.00%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.96%

Halifax Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

100.00%

Balances

99.96%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

HSBC Business Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.96%

Balances

99.97%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

99.80%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.96%

HSBC Personal Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.98%

Balances

99.99%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.97%

Lloyds Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.92%

Account Requests – COF

100.00%

Accounts

99.97%

Balances

99.98%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.99%

MBNA Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

99.96%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – PIS

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Statements

100.00%

Transactions

100.00%

Mettle Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

100.00%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Statements

100.00%

Transactions

100.00%

Nationwide Building Society Availability by Endpoint Category:

September 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

99.97%

Balances

99.99%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

99.99%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

NWB Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.91%

Account Requests – COF

100.00%

Accounts

99.91%

Balances

99.91%

Beneficiaries

99.90%

Direct Debits

99.91%

Payments – AIS

99.90%

Payments – CoF

99.99%

Payments – PIS

99.99%

Payments – VRP

99.99%

Products

99.91%

Standing Orders – AIS

99.91%

Standing Orders – PIS

99.99%

Statements

99.97%

Transactions

99.91%

RBS Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.89%

Account Requests – COF

100.00%

Accounts

99.89%

Balances

99.90%

Beneficiaries

99.88%

Direct Debits

99.89%

Payments – AIS

99.86%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

99.91%

Standing Orders – AIS

99.89%

Standing Orders – PIS

100.00%

Statements

99.96%

Transactions

99.90%

Santander UK plc Availability by Endpoint Category:

September 2026
Account Requests – AIS

98.49%

Account Requests – COF

98.33%

Accounts

98.44%

Balances

98.54%

Beneficiaries

98.90%

Direct Debits

98.93%

Payments – CoF

98.07%

Payments – PIS

97.92%

Payments – VRP

97.66%

Products

98.95%

Standing Orders – AIS

98.83%

Standing Orders – PIS

98.70%

Statements

99.46%

Transactions

98.58%

UBN Availability by Endpoint Category:

September 2026
Account Requests – AIS

99.92%

Account Requests – COF

100.00%

Accounts

99.92%

Balances

99.93%

Beneficiaries

99.90%

Direct Debits

99.93%

Payments – AIS

99.91%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

99.94%

Standing Orders – AIS

99.93%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.92%

September 2026

Average API response times

This chart shows the speed of the account providers’ (ASPSPs)* Open Banking APIs in September.

Average API Response Time

327 milliseconds
September 2026

Average API response times by brand

This chart shows the speed of the account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

Response times by brand

Select an account provider

AIB (NI) Response times (milliseconds):

September 2026
Account Requests – AIS

181ms

Accounts

140ms

Balances

114ms

Beneficiaries

1,115ms

Direct Debits

559ms

Payments – AIS

93ms

Payments – CoF

168ms

Payments – PIS

191ms

Payments – VRP

1,831ms

Products

332ms

Standing Orders – AIS

145ms

Standing Orders – PIS

153ms

Statements

85ms

Transactions

127ms

AIB Group (UK) p.l.c. Response times (milliseconds):

September 2026
Account Requests – AIS

118ms

Accounts

77ms

Balances

52ms

Payments – AIS

28ms

Payments – CoF

107ms

Payments – PIS

80ms

Payments – VRP

2,238ms

Products

256ms

Standing Orders – AIS

80ms

Standing Orders – PIS

98ms

Transactions

61ms

Bank of Ireland UK Response times (milliseconds):

September 2026
Account Requests – AIS

179ms

Account Requests – COF

618ms

Accounts

288ms

Balances

296ms

Beneficiaries

1,029ms

Payments – AIS

680ms

Payments – CoF

479ms

Payments – PIS

864ms

Payments – VRP

887ms

Products

410ms

Standing Orders – AIS

1,026ms

Standing Orders – PIS

806ms

Statements

918ms

Transactions

314ms

Bank of Scotland Response times (milliseconds):

September 2026
Account Requests – AIS

205ms

Account Requests – COF

235ms

Accounts

200ms

Balances

146ms

Beneficiaries

232ms

Direct Debits

219ms

Payments – AIS

207ms

Payments – CoF

219ms

Payments – PIS

400ms

Payments – VRP

396ms

Products

432ms

Standing Orders – AIS

197ms

Standing Orders – PIS

422ms

Statements

334ms

Transactions

236ms

Barclays Response times (milliseconds):

September 2026
Account Requests – AIS

115ms

Account Requests – COF

186ms

Accounts

180ms

Balances

162ms

Beneficiaries

228ms

Direct Debits

178ms

Payments – AIS

218ms

Payments – CoF

267ms

Payments – PIS

179ms

Payments – VRP

264ms

Products

347ms

Standing Orders – AIS

192ms

Standing Orders – PIS

157ms

Statements

130ms

Transactions

213ms

Coutts Response times (milliseconds):

September 2026
Account Requests – AIS

579ms

Account Requests – COF

549ms

Accounts

247ms

Balances

198ms

Beneficiaries

394ms

Direct Debits

235ms

Payments – AIS

624ms

Payments – CoF

337ms

Payments – PIS

566ms

Payments – VRP

998ms

Products

248ms

Standing Orders – AIS

337ms

Standing Orders – PIS

1,001ms

Transactions

392ms

Danske Bank Response times (milliseconds):

September 2026
Account Requests – AIS

88ms

Account Requests – COF

302ms

Accounts

596ms

Balances

237ms

Beneficiaries

235ms

Direct Debits

388ms

Payments – AIS

246ms

Payments – CoF

161ms

Payments – PIS

174ms

Payments – VRP

287ms

Products

163ms

Standing Orders – AIS

339ms

Standing Orders – PIS

194ms

Transactions

596ms

First Direct Response times (milliseconds):

September 2026
Account Requests – AIS

188ms

Account Requests – COF

394ms

Accounts

433ms

Balances

391ms

Beneficiaries

577ms

Direct Debits

531ms

Payments – AIS

704ms

Payments – CoF

262ms

Payments – PIS

374ms

Payments – VRP

394ms

Products

618ms

Standing Orders – AIS

552ms

Standing Orders – PIS

268ms

Statements

160ms

Transactions

531ms

Halifax Response times (milliseconds):

September 2026
Account Requests – AIS

212ms

Account Requests – COF

236ms

Accounts

201ms

Balances

148ms

Beneficiaries

230ms

Direct Debits

219ms

Payments – AIS

204ms

Payments – CoF

219ms

Payments – PIS

399ms

Payments – VRP

396ms

Products

430ms

Standing Orders – AIS

197ms

Standing Orders – PIS

504ms

Statements

360ms

Transactions

255ms

HSBC Business Response times (milliseconds):

September 2026
Account Requests – AIS

228ms

Account Requests – COF

354ms

Accounts

372ms

Balances

360ms

Beneficiaries

311ms

Direct Debits

669ms

Payments – AIS

264ms

Payments – CoF

298ms

Payments – PIS

518ms

Payments – VRP

527ms

Products

819ms

Standing Orders – AIS

351ms

Standing Orders – PIS

562ms

Statements

6,409ms

Transactions

468ms

HSBC Personal Response times (milliseconds):

September 2026
Account Requests – AIS

183ms

Account Requests – COF

358ms

Accounts

432ms

Balances

391ms

Beneficiaries

451ms

Direct Debits

511ms

Payments – AIS

763ms

Payments – CoF

257ms

Payments – PIS

363ms

Payments – VRP

357ms

Products

630ms

Standing Orders – AIS

662ms

Standing Orders – PIS

262ms

Statements

309ms

Transactions

545ms

Lloyds Response times (milliseconds):

September 2026
Account Requests – AIS

215ms

Account Requests – COF

224ms

Accounts

198ms

Balances

146ms

Beneficiaries

228ms

Direct Debits

218ms

Payments – AIS

211ms

Payments – CoF

218ms

Payments – PIS

392ms

Payments – VRP

392ms

Products

430ms

Standing Orders – AIS

197ms

Standing Orders – PIS

487ms

Statements

360ms

Transactions

251ms

MBNA Response times (milliseconds):

September 2026
Account Requests – AIS

216ms

Accounts

132ms

Balances

251ms

Beneficiaries

223ms

Direct Debits

228ms

Payments – PIS

215ms

Products

155ms

Standing Orders – AIS

159ms

Statements

498ms

Transactions

481ms

Mettle Response times (milliseconds):

September 2026
Account Requests – AIS

93ms

Accounts

199ms

Balances

188ms

Beneficiaries

131ms

Direct Debits

363ms

Payments – AIS

127ms

Payments – PIS

176ms

Payments – VRP

220ms

Products

149ms

Standing Orders – AIS

118ms

Statements

233ms

Transactions

246ms

Nationwide Building Society Response times (milliseconds):

September 2026
Account Requests – AIS

166ms

Account Requests – COF

279ms

Accounts

261ms

Balances

238ms

Beneficiaries

351ms

Direct Debits

677ms

Payments – AIS

161ms

Payments – CoF

252ms

Payments – PIS

431ms

Payments – VRP

283ms

Products

267ms

Standing Orders – AIS

261ms

Standing Orders – PIS

422ms

Statements

649ms

Transactions

273ms

NWB Response times (milliseconds):

September 2026
Account Requests – AIS

154ms

Account Requests – COF

421ms

Accounts

467ms

Balances

480ms

Beneficiaries

807ms

Direct Debits

280ms

Payments – AIS

330ms

Payments – CoF

254ms

Payments – PIS

360ms

Payments – VRP

317ms

Products

323ms

Standing Orders – AIS

331ms

Standing Orders – PIS

312ms

Statements

195ms

Transactions

394ms

RBS Response times (milliseconds):

September 2026
Account Requests – AIS

165ms

Account Requests – COF

407ms

Accounts

414ms

Balances

412ms

Beneficiaries

815ms

Direct Debits

270ms

Payments – AIS

316ms

Payments – CoF

273ms

Payments – PIS

384ms

Payments – VRP

324ms

Products

285ms

Standing Orders – AIS

323ms

Standing Orders – PIS

368ms

Statements

225ms

Transactions

383ms

Santander UK plc Response times (milliseconds):

September 2026
Account Requests – AIS

25ms

Account Requests – COF

132ms

Accounts

127ms

Balances

74ms

Beneficiaries

193ms

Direct Debits

143ms

Payments – CoF

115ms

Payments – PIS

238ms

Payments – VRP

150ms

Products

79ms

Standing Orders – AIS

84ms

Standing Orders – PIS

167ms

Statements

16ms

Transactions

158ms

UBN Response times (milliseconds):

September 2026
Account Requests – AIS

154ms

Account Requests – COF

518ms

Accounts

417ms

Balances

369ms

Beneficiaries

769ms

Direct Debits

263ms

Payments – AIS

276ms

Payments – CoF

295ms

Payments – PIS

418ms

Payments – VRP

361ms

Products

293ms

Standing Orders – AIS

276ms

Standing Orders – PIS

402ms

Statements

199ms

Transactions

347ms

September 2026

Successful API calls

This chart shows the number of successful API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

Successful API calls

Total calls 2,921,765,060 % of overall total calls 99.52 %

AIS

Total calls 2,296,222,588 % of overall total calls 99.45 %

PIS

Total calls 169,127,021 % of overall total calls 99.59 %
September 2026

Successful API calls by brand

This chart shows the number of successful API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

Successful AIS calls by brand

This chart shows the number of successful API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

Successful PIS calls by brand

This chart shows the number of successful API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

Successful payment initiation requests by brand

This chart shows the number of successful API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

September 2026

Failed API calls

This chart shows the number of failed API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

Failed API Calls

Total calls 14,214,138 % of overall total calls 0.48%

Business

Total calls 11,918,107 % of overall total calls 0.41%

Technical

Total calls 2,296,031 % of overall total calls 0.08%

Notes on the data: The data does not include abandoned authorisations.

Business failures include 4xx http codes – e.g. if a third-party provider data request is incorrect such as incorrect data, incorrect data format, incorrect sequence of calls.

September 2026

Failed API calls by brand

This chart shows the number of failed API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

Failed Technical calls

Failed Business calls

Notes on the data: The data does not include abandoned authorisations.

Business failures include 4xx http codes – e.g. if a third-party provider data request is incorrect such as incorrect data, incorrect data format, incorrect sequence of calls.

September 2026

Failed business calls by brand

This chart shows the number of failed API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

Failed business calls as % of total calls

Volume of failed business calls

Notes on the data: The data does not include abandoned authorisations.

Business failures include 4xx http codes – e.g. if a third-party provider data request is incorrect such as incorrect data, incorrect data format, incorrect sequence of calls.

September 2026

Failed technical calls by brand

This chart shows the number of failed API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

Failed technical calls as % of total calls

Volume of failed technical calls

Notes on the data: The data does not include abandoned authorisations.

Business failures include 4xx http codes – e.g. if a third-party provider data request is incorrect such as incorrect data, incorrect data format, incorrect sequence of calls.

September 2026

Rejected API calls

This chart shows the number of rejected API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

Rejected API Calls

Total calls 3,654,368 % of overall total calls 0.124%

HSBC are currently the only ASPSP including abandoned consent requests in rejected API call reporting and therefore show higher rejected call volumes than other ASPSPs.

September 2026

Rejected API calls by brand

This chart shows the number of rejected API calls made to account providers’ (ASPSPs)* Open Banking APIs in September.

HSBC are currently the only ASPSP including abandoned consent requests in rejected API call reporting and therefore show higher rejected call volumes than other ASPSPs.