Data API

Best practices and getting started

• Why am I having issues with my app redirection on iOs?
• How can I get certificates with Monzo?
• How can I get certificates with Starling?
• Asynchronous requests: best practices
• Does TrueLayer provide SDKs or code samples?
• What's the best way to implement a callback from TrueLayer to my mobile app?

See all 9 articles

Authentication and tokens

• Introducing Durable Refresh Tokens
• Why am I missing the refresh token in my response?
• Why do my Open Banking users need to re-consent every 90 days?
• I'm having issues refreshing my tokens. What should I do?
• How are credentials_ids created?
• How does the Cooldown system work?

See all 9 articles

Transactions

• What is the "meta" field returned in a /transactions request?
• Why are my transactions in a foreign currency changing?
• What Timezone should the to: and from: parameters be in?
• What is a transaction booking date?
• Does TrueLayer support running balances?
• Why are my transaction_IDs changing?

See all 10 articles

Asynchronous API

• When will TrueLayer not retry async requests?
• When will TrueLayer retry async requests?
• Why use Async requests?

Types of accounts supported by each bank

• What are the accounts supported by TSB on Open Banking?
• What are the accounts supported by Ulster Bank on Open Banking?
• What are the accounts supported by RBS on Open Banking?
• What are the accounts supported by Natwest on Open Banking?

Known Issues

• Why am I seeing a blank page on Safari after authenticating with my bank?
• [PTSB] End User encounters 202 Error when connecting a PTSB account
• [Starling] Why am I unable to link my Starling account on iOs?
• [Barclays] Why am I seeing OBA19 or OBA 28 error?
• Why are my Monzo users getting disconnected?
• [TSB] Why am I getting booked balance instead of available balance?

See all 17 articles

General questions

• Which banks are supported in the Data API in the UK?
• What to send on an incident ticket?
• How can I get a debug_id?
• What is the difference between different types of accounts?
• How often can I query account information?
• Which banks are supported in the Data API in Ireland?

See all 19 articles

I'm not a developer and I use TrueLayer

• How do I remove my access from TrueLayer?
• Why am I getting 6004 when logging into Barclays?
• I'm having trouble connecting to HSBC via Open Banking
• I'm having trouble linking my bank account on an iPhone. What should I do?
• Why can't TrueLayer delete my details?

Common Errors

• Why am I getting 'invalid_token' errors?
• What does 'endpoint_not_supported' mean?
• What's the difference between "unauthorized" and "access_denied" errors?
• What does "provider_error" mean?
• Why am I getting "invalid_request"?
• Why has my request failed with "internal_server_error"?

See all 13 articles

API Changes

• What is the difference between the balances returned?
• Looking for changelogs? Check this out.
• New Overdraft Field