Successful API calls made by third party providers (TPPs) using account providers (ASPSPs) Open Banking APIs in the United Kingdom (UK) from June 2018 to February 2025
(in millions)
Characteristic
Successful API calls in millions
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The source adds the following information: Successful API calls are based on data submitted by account providers (ASPSPs) to Open Banking for the last two years: Jan 2020 – 9 providers, 18 brands; May 2020 - nine providers, 19 brands; September 2021 - nine providers, 18 brands. Since November 2022, there have been nine providers and 20 brands providing data.
Figures are rounded.
Release date is date of access.
Citation formats
Number of successful API calls made using ASPSPs open banking APIs in UK 2018-2025
The number of successful API (Application Programming Interface) calls made by third-party providers (TPPs) using ASPSP (Account Servicing Payment Service Providers) open banking APIs in the United Kingdom increased significantly over a six-year period. As of June 2018, there were approximately *** million monthly API calls. By February 2025, this figure had grown to over *** billion successful monthly calls, representing a substantial increase in open banking adoption and usage.
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Open Banking. (April 9, 2025). Successful API calls made by third party providers (TPPs) using account providers (ASPSPs) Open Banking APIs in the United Kingdom (UK) from June 2018 to February 2025 (in millions) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 31, 2026, from /statistics/1212259/successful-calls-made-by-tpps-using-account-providers-on-banking-apis-united-kingdom/
Open Banking. "Successful API calls made by third party providers (TPPs) using account providers (ASPSPs) Open Banking APIs in the United Kingdom (UK) from June 2018 to February 2025 (in millions)." Chart. April 9, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 31, 2026. /statistics/1212259/successful-calls-made-by-tpps-using-account-providers-on-banking-apis-united-kingdom/
Open Banking. (2025). Successful API calls made by third party providers (TPPs) using account providers (ASPSPs) Open Banking APIs in the United Kingdom (UK) from June 2018 to February 2025 (in millions). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 31, 2026. /statistics/1212259/successful-calls-made-by-tpps-using-account-providers-on-banking-apis-united-kingdom/
Open Banking. "Successful Api Calls Made by Third Party Providers (Tpps) Using Account Providers (Aspsps) Open Banking Apis in The United Kingdom (Uk) from June 2018 to February 2025 (in Millions)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 9 Apr 2025, /statistics/1212259/successful-calls-made-by-tpps-using-account-providers-on-banking-apis-united-kingdom/
Open Banking, Successful API calls made by third party providers (TPPs) using account providers (ASPSPs) Open Banking APIs in the United Kingdom (UK) from June 2018 to February 2025 (in millions) ÌÇÐÄÆÆ½â°æ, /statistics/1212259/successful-calls-made-by-tpps-using-account-providers-on-banking-apis-united-kingdom/ (last visited July 31, 2026)
Successful API calls made by third party providers (TPPs) using account providers (ASPSPs) Open Banking APIs in the United Kingdom (UK) from June 2018 to February 2025 (in millions) [Graph], Open Banking, April 9, 2025. [Online]. Available: /statistics/1212259/successful-calls-made-by-tpps-using-account-providers-on-banking-apis-united-kingdom/