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

August key performance metrics

99.53%

Average API Availability

324ms

Average API Response Time

99.56%

Successful API Calls (%)

99.98%

Average API availability – weighted

2971.3m

Successful API Calls Actual

0.44%

Failed API Calls

August 2026

Average API availability – unweighted

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

Average API availability

99.52%

Core hours (06:00-00:00)

99.65%

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

99.11%

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.

August 2026

Average API availability by brand – unweighted

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

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.

August 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 August.

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.

August 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 August.

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.

August 2026

AIS availability by brand – unweighted

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

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.

August 2026

PIS availability by brand – unweighted

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

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.

August 2026

API availability by category – unweighted

Select an account provider

AIB (NI) Availability by Endpoint Category:

August 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

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Transactions

100.00%

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

August 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

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%

Transactions

100.00%

Bank of Ireland UK Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.73%

Account Requests – COF

100.00%

Accounts

99.73%

Balances

99.73%

Beneficiaries

100.00%

Payments – AIS

99.73%

Payments – CoF

99.73%

Payments – PIS

99.73%

Payments – VRP

99.73%

Products

99.73%

Standing Orders – AIS

99.73%

Standing Orders – PIS

99.73%

Statements

99.73%

Transactions

99.73%

Bank of Scotland Availability by Endpoint Category:

August 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

99.97%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.90%

Barclays Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.87%

Account Requests – COF

99.87%

Accounts

99.87%

Balances

99.87%

Beneficiaries

99.87%

Direct Debits

99.87%

Payments – AIS

99.87%

Payments – CoF

99.87%

Payments – PIS

99.87%

Payments – VRP

99.87%

Products

99.87%

Standing Orders – AIS

99.87%

Standing Orders – PIS

99.87%

Statements

99.87%

Transactions

99.87%

Coutts Availability by Endpoint Category:

August 2026
Account Requests – AIS

94.62%

Account Requests – COF

94.62%

Accounts

95.43%

Balances

100.00%

Beneficiaries

95.43%

Direct Debits

95.43%

Payments – AIS

95.43%

Payments – CoF

95.43%

Payments – PIS

94.62%

Payments – VRP

100.00%

Products

95.43%

Standing Orders – AIS

95.43%

Standing Orders – PIS

94.62%

Transactions

94.62%

Danske Bank Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.85%

Account Requests – COF

100.00%

Accounts

99.84%

Balances

99.85%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

99.99%

Payments – PIS

99.85%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Transactions

99.84%

First Direct Availability by Endpoint Category:

August 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%

Halifax Availability by Endpoint Category:

August 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

99.94%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.85%

HSBC Business Availability by Endpoint Category:

August 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

99.51%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

HSBC Personal Availability by Endpoint Category:

August 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%

Lloyds Availability by Endpoint Category:

August 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

99.85%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.87%

MBNA Availability by Endpoint Category:

August 2026
Account Requests – AIS

100.00%

Account Requests – COF

100.00%

Accounts

100.00%

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

99.35%

Mettle Availability by Endpoint Category:

August 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:

August 2026
Account Requests – AIS

100.00%

Account Requests – COF

99.98%

Accounts

99.98%

Balances

99.99%

Beneficiaries

100.00%

Direct Debits

99.68%

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:

August 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%

RBS Availability by Endpoint Category:

August 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

99.19%

Payments – PIS

99.19%

Payments – VRP

99.19%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

99.19%

Statements

100.00%

Transactions

100.00%

Santander UK plc Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.95%

Account Requests – COF

100.00%

Accounts

99.95%

Balances

99.95%

Beneficiaries

99.95%

Direct Debits

99.95%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

99.95%

Standing Orders – AIS

99.95%

Standing Orders – PIS

100.00%

Statements

99.95%

Transactions

99.95%

UBN Availability by Endpoint Category:

August 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%

August 2026

Average API availability – weighted

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

Average weighted API availability

99.98 %

Core hours (06:00-00:00)

99.99 %

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

99.83 %
August 2026

Average API availability by brand – weighted

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

August 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 August.

August 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 August.

August 2026

AIS availability by brand – weighted

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

August 2026

PIS availability by brand – weighted

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

August 2026

API availability by category – weighted

Select an account provider

AIB (NI) Availability by Endpoint Category:

August 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

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Transactions

100.00%

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

August 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

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%

Transactions

100.00%

Bank of Ireland UK Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.92%

Account Requests – COF

100.00%

Accounts

99.93%

Balances

99.92%

Beneficiaries

100.00%

Payments – AIS

99.50%

Payments – CoF

100.00%

Payments – PIS

99.95%

Payments – VRP

99.94%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

99.93%

Statements

99.29%

Transactions

99.93%

Bank of Scotland Availability by Endpoint Category:

August 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

99.97%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.97%

Barclays Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.95%

Account Requests – COF

99.99%

Accounts

99.97%

Balances

99.96%

Beneficiaries

99.97%

Direct Debits

99.97%

Payments – AIS

99.96%

Payments – CoF

99.98%

Payments – PIS

99.98%

Payments – VRP

99.96%

Products

99.93%

Standing Orders – AIS

99.96%

Standing Orders – PIS

99.95%

Statements

99.99%

Transactions

99.96%

Coutts Availability by Endpoint Category:

August 2026
Account Requests – AIS

96.12%

Account Requests – COF

89.09%

Accounts

99.95%

Balances

100.00%

Beneficiaries

98.49%

Direct Debits

98.62%

Payments – AIS

98.61%

Payments – CoF

98.60%

Payments – PIS

94.32%

Payments – VRP

100.00%

Products

98.69%

Standing Orders – AIS

98.22%

Standing Orders – PIS

57.44%

Transactions

95.07%

Danske Bank Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.85%

Account Requests – COF

100.00%

Accounts

99.82%

Balances

99.84%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – CoF

99.99%

Payments – PIS

99.87%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Transactions

99.83%

First Direct Availability by Endpoint Category:

August 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%

Halifax Availability by Endpoint Category:

August 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

99.97%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.95%

HSBC Business Availability by Endpoint Category:

August 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

99.73%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

100.00%

HSBC Personal Availability by Endpoint Category:

August 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%

Lloyds Availability by Endpoint Category:

August 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

99.88%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

100.00%

Statements

100.00%

Transactions

99.96%

MBNA Availability by Endpoint Category:

August 2026
Account Requests – AIS

100.00%

Accounts

100.00%

Balances

99.99%

Beneficiaries

100.00%

Direct Debits

100.00%

Payments – AIS

100.00%

Payments – PIS

100.00%

Products

100.00%

Standing Orders – AIS

100.00%

Statements

100.00%

Transactions

99.79%

Mettle Availability by Endpoint Category:

August 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:

August 2026
Account Requests – AIS

100.00%

Account Requests – COF

99.97%

Accounts

99.98%

Balances

99.99%

Beneficiaries

100.00%

Direct Debits

99.98%

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%

NWB Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.99%

Account Requests – COF

100.00%

Accounts

99.99%

Balances

99.99%

Beneficiaries

99.99%

Direct Debits

99.99%

Payments – AIS

99.99%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

100.00%

Standing Orders – AIS

99.99%

Standing Orders – PIS

100.00%

Statements

99.99%

Transactions

99.99%

RBS Availability by Endpoint Category:

August 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

99.92%

Payments – PIS

99.86%

Payments – VRP

99.86%

Products

100.00%

Standing Orders – AIS

100.00%

Standing Orders – PIS

99.68%

Statements

100.00%

Transactions

100.00%

Santander UK plc Availability by Endpoint Category:

August 2026
Account Requests – AIS

99.98%

Account Requests – COF

100.00%

Accounts

99.98%

Balances

99.99%

Beneficiaries

99.93%

Direct Debits

99.98%

Payments – CoF

100.00%

Payments – PIS

100.00%

Payments – VRP

100.00%

Products

99.94%

Standing Orders – AIS

99.98%

Standing Orders – PIS

100.00%

Statements

99.99%

Transactions

99.99%

UBN Availability by Endpoint Category:

August 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%

August 2026

Average API response times

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

Average API Response Time

324 milliseconds
August 2026

Average API response times by brand

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

August 2026

Response times by brand

Select an account provider

AIB (NI) Response times (milliseconds):

August 2026
Account Requests – AIS

177ms

Accounts

135ms

Balances

108ms

Beneficiaries

2,199ms

Direct Debits

511ms

Payments – AIS

61ms

Payments – CoF

152ms

Payments – PIS

164ms

Payments – VRP

883ms

Products

483ms

Standing Orders – AIS

140ms

Standing Orders – PIS

147ms

Transactions

121ms

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

August 2026
Account Requests – AIS

106ms

Accounts

63ms

Balances

38ms

Payments – AIS

14ms

Payments – CoF

106ms

Payments – PIS

69ms

Payments – VRP

2,128ms

Products

202ms

Standing Orders – AIS

60ms

Standing Orders – PIS

83ms

Transactions

46ms

Bank of Ireland UK Response times (milliseconds):

August 2026
Account Requests – AIS

180ms

Account Requests – COF

417ms

Accounts

289ms

Balances

295ms

Beneficiaries

865ms

Payments – AIS

326ms

Payments – CoF

450ms

Payments – PIS

768ms

Payments – VRP

811ms

Products

386ms

Standing Orders – AIS

608ms

Standing Orders – PIS

435ms

Statements

492ms

Transactions

311ms

Bank of Scotland Response times (milliseconds):

August 2026
Account Requests – AIS

201ms

Account Requests – COF

238ms

Accounts

195ms

Balances

143ms

Beneficiaries

250ms

Direct Debits

216ms

Payments – AIS

209ms

Payments – CoF

215ms

Payments – PIS

366ms

Payments – VRP

399ms

Products

429ms

Standing Orders – AIS

194ms

Standing Orders – PIS

423ms

Statements

366ms

Transactions

233ms

Barclays Response times (milliseconds):

August 2026
Account Requests – AIS

120ms

Account Requests – COF

185ms

Accounts

176ms

Balances

162ms

Beneficiaries

210ms

Direct Debits

175ms

Payments – AIS

210ms

Payments – CoF

251ms

Payments – PIS

182ms

Payments – VRP

261ms

Products

335ms

Standing Orders – AIS

190ms

Standing Orders – PIS

155ms

Statements

125ms

Transactions

214ms

Coutts Response times (milliseconds):

August 2026
Account Requests – AIS

1,048ms

Account Requests – COF

887ms

Accounts

229ms

Balances

202ms

Beneficiaries

434ms

Direct Debits

177ms

Payments – AIS

522ms

Payments – CoF

332ms

Payments – PIS

718ms

Payments – VRP

1,439ms

Products

205ms

Standing Orders – AIS

255ms

Standing Orders – PIS

1,724ms

Transactions

388ms

Danske Bank Response times (milliseconds):

August 2026
Account Requests – AIS

94ms

Accounts

623ms

Balances

244ms

Beneficiaries

201ms

Direct Debits

391ms

Payments – AIS

245ms

Payments – CoF

164ms

Payments – PIS

167ms

Payments – VRP

299ms

Products

175ms

Standing Orders – AIS

352ms

Standing Orders – PIS

147ms

Transactions

589ms

First Direct Response times (milliseconds):

August 2026
Account Requests – AIS

171ms

Account Requests – COF

363ms

Accounts

395ms

Balances

365ms

Beneficiaries

537ms

Direct Debits

521ms

Payments – AIS

747ms

Payments – CoF

297ms

Payments – PIS

329ms

Payments – VRP

367ms

Products

606ms

Standing Orders – AIS

514ms

Standing Orders – PIS

262ms

Statements

91ms

Transactions

505ms

Halifax Response times (milliseconds):

August 2026
Account Requests – AIS

209ms

Account Requests – COF

229ms

Accounts

196ms

Balances

145ms

Beneficiaries

230ms

Direct Debits

216ms

Payments – AIS

205ms

Payments – CoF

215ms

Payments – PIS

372ms

Payments – VRP

399ms

Products

427ms

Standing Orders – AIS

195ms

Standing Orders – PIS

524ms

Statements

354ms

Transactions

253ms

HSBC Business Response times (milliseconds):

August 2026
Account Requests – AIS

219ms

Account Requests – COF

328ms

Accounts

359ms

Balances

336ms

Beneficiaries

234ms

Direct Debits

561ms

Payments – AIS

240ms

Payments – CoF

307ms

Payments – PIS

521ms

Payments – VRP

495ms

Products

829ms

Standing Orders – AIS

311ms

Standing Orders – PIS

534ms

Statements

568ms

Transactions

443ms

HSBC Personal Response times (milliseconds):

August 2026
Account Requests – AIS

174ms

Account Requests – COF

330ms

Accounts

385ms

Balances

364ms

Beneficiaries

463ms

Direct Debits

512ms

Payments – AIS

771ms

Payments – CoF

292ms

Payments – PIS

320ms

Payments – VRP

341ms

Products

623ms

Standing Orders – AIS

662ms

Standing Orders – PIS

250ms

Statements

105ms

Transactions

517ms

Lloyds Response times (milliseconds):

August 2026
Account Requests – AIS

210ms

Account Requests – COF

219ms

Accounts

193ms

Balances

144ms

Beneficiaries

228ms

Direct Debits

216ms

Payments – AIS

212ms

Payments – CoF

214ms

Payments – PIS

378ms

Payments – VRP

394ms

Products

427ms

Standing Orders – AIS

194ms

Standing Orders – PIS

479ms

Statements

340ms

Transactions

242ms

MBNA Response times (milliseconds):

August 2026
Account Requests – AIS

213ms

Accounts

130ms

Balances

246ms

Beneficiaries

227ms

Direct Debits

166ms

Payments – AIS

171ms

Payments – PIS

222ms

Products

152ms

Standing Orders – AIS

155ms

Statements

402ms

Transactions

485ms

Mettle Response times (milliseconds):

August 2026
Account Requests – AIS

93ms

Accounts

190ms

Balances

175ms

Beneficiaries

126ms

Direct Debits

303ms

Payments – AIS

118ms

Payments – PIS

170ms

Payments – VRP

191ms

Products

142ms

Standing Orders – AIS

109ms

Statements

1,639ms

Transactions

221ms

Nationwide Building Society Response times (milliseconds):

August 2026
Account Requests – AIS

167ms

Account Requests – COF

281ms

Accounts

258ms

Balances

234ms

Beneficiaries

377ms

Direct Debits

644ms

Payments – AIS

159ms

Payments – CoF

250ms

Payments – PIS

492ms

Payments – VRP

285ms

Products

264ms

Standing Orders – AIS

264ms

Standing Orders – PIS

399ms

Statements

429ms

Transactions

271ms

NWB Response times (milliseconds):

August 2026
Account Requests – AIS

153ms

Account Requests – COF

388ms

Accounts

443ms

Balances

443ms

Beneficiaries

779ms

Direct Debits

258ms

Payments – AIS

318ms

Payments – CoF

258ms

Payments – PIS

349ms

Payments – VRP

304ms

Products

297ms

Standing Orders – AIS

323ms

Standing Orders – PIS

311ms

Statements

186ms

Transactions

377ms

RBS Response times (milliseconds):

August 2026
Account Requests – AIS

167ms

Account Requests – COF

400ms

Accounts

411ms

Balances

413ms

Beneficiaries

809ms

Direct Debits

253ms

Payments – AIS

304ms

Payments – CoF

278ms

Payments – PIS

378ms

Payments – VRP

323ms

Products

277ms

Standing Orders – AIS

321ms

Standing Orders – PIS

393ms

Statements

236ms

Transactions

378ms

Santander UK plc Response times (milliseconds):

August 2026
Account Requests – AIS

25ms

Account Requests – COF

133ms

Accounts

129ms

Balances

74ms

Beneficiaries

191ms

Direct Debits

144ms

Payments – CoF

114ms

Payments – PIS

251ms

Payments – VRP

143ms

Products

93ms

Standing Orders – AIS

86ms

Standing Orders – PIS

169ms

Statements

16ms

Transactions

159ms

UBN Response times (milliseconds):

August 2026
Account Requests – AIS

158ms

Account Requests – COF

510ms

Accounts

417ms

Balances

360ms

Beneficiaries

811ms

Direct Debits

257ms

Payments – AIS

264ms

Payments – CoF

298ms

Payments – PIS

416ms

Payments – VRP

361ms

Products

287ms

Standing Orders – AIS

264ms

Standing Orders – PIS

412ms

Statements

182ms

Transactions

337ms

August 2026

Successful API calls

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

Successful API calls

Total calls 2,971,328,791 % of overall total calls 99.56 %

AIS

Total calls 2,350,974,397 % of overall total calls 99.51 %

PIS

Total calls 168,688,473 % of overall total calls 99.63 %
August 2026

Successful API calls by brand

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

August 2026

Successful AIS calls by brand

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

August 2026

Successful PIS calls by brand

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

August 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 August.

August 2026

Failed API calls

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

Failed API Calls

Total calls 12,999,514 % of overall total calls 0.44%

Business

Total calls 11,150,292 % of overall total calls 0.37%

Technical

Total calls 1,849,222 % of overall total calls 0.06%

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.

August 2026

Failed API calls by brand

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

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.

August 2026

Failed business calls by brand

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

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.

August 2026

Failed technical calls by brand

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

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.

August 2026

Rejected API calls

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

Rejected API Calls

Total calls 3,582,012 % of overall total calls 0.120%

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.

August 2026

Rejected API calls by brand

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

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.