Wise API Changelog

Wise API Changelog: the current version, recent changes and deprecations, from Wise’s own docs.

Current version: 2026Q4
Released: October 1, 2026
How versioning works: Opt-in quarterly global date-based versions (e.g. 2026Q3) with the Latest version rolling forward each quarter; legacy per-endpoint versions (v1–v4) and versioned webhook schemas remain available.

The current Wise API version is 2026Q4, released October 1, 2026. Wise offers opt-in quarterly global versions, with the Latest version rolling forward each quarter, while legacy per-endpoint versions and versioned webhook schemas remain available. On October 1, 2026, Wise removed the Create payment return endpoint from the 2026Q4 version.

How versioning works. Opt-in quarterly global date-based versions (e.g. 2026Q3) with the Latest version rolling forward each quarter; legacy per-endpoint versions (v1–v4) and versioned webhook schemas remain available.

Coming up.

March 1, 2027: publicly trusted certificate authorities stop issuing TLS certificates with the Client Authentication EKU, which Wise uses for webhook mTLS; partners with webhook mTLS must agree a new certificate option with Wise before the production cutover planned for mid-January 2027.

Questions

What is the latest Wise API version?

2026Q4, released October 1, 2026.

What was the latest breaking change or deprecation?

October 1, 2026: 2026Q4 removes the Create payment return endpoint; 2026Q3 moves to Active status.

Compare providers in the payment API changelog tracker.

Provider: Wise
Recent changes: Date Version Type Change
October 1, 2026 2026Q4 New version 2026Q4 becomes the Latest global version and 2026Q3 moves to Active; adds SAML single sign-on, case file upload and settlement allocation endpoints.
October 1, 2026 2026Q4 Breaking change Create payment return endpoint removed from the 2026Q4 API; Retrieve Bank Account Details replaced by Get account details by ID (GB, US and BE only).
August 20, 2026 swift-in#credit 4.3.0 Deprecation swift-in#credit webhook schema 3.0.0 deprecated; 4.3.0 adds LEI and clearing system details.
August 11, 2026 transfers#payout-failure 5.0.0 Breaking change failure_reason_code changed from free text to a committed enum in webhook v5.0.0.
August 10, 2026 Deprecation Legacy Cases API v1 endpoints deprecated for new Cases API; case-changed webhook schemas 2.0.0 and 4.0.0 deprecated for 5.0.0.
July 27, 2026 2026Q3 New version First global date-based API version released (opt-in); drops already-deprecated endpoints such as POST /v2/profiles/business-profile.
July 6, 2026 Deprecation first_line deprecated in favour of address_lines in swift-in#credit webhook addresses.
June 30, 2026 Retirement Sandbox V1 environment deprecated; partners must use Sandbox V2 at api.wise-sandbox.com.
March 18, 2026 webhooks 4.0.0 New version Webhook schema 4.0.0 for all event types with millisecond-precision timestamps for ordering.
January 15, 2026 Breaking change Many ID fields documented as int64; transfer/recipient IDs nearing and card transaction IDs past int32 limit.
Upcoming retirements: Date Change
March 1, 2027 Publicly trusted CAs stop issuing TLS certificates with the Client Authentication EKU used for Wise webhook mTLS; partners must agree a new certificate option before the production cutover planned for mid-January 2027.
Official changelog: docs.wise.com
Versioning docs: docs.wise.com
Sources: Source Link
Wise changelog https://docs.wise.com/changelog
2026Q4 release, October 1, 2026 https://docs.wise.com/changelog#changelog-2026-10-01
Quarterly release cadence https://docs.wise.com/guides/developer/versioning
Sandbox V1 deprecation https://docs.wise.com/guides/developer/environments/sandbox-v2-migration
Webhook mTLS public CA change, guide added October 16, 2026 https://docs.wise.com/guides/developer/webhooks/webhook-mtls-public-ca-support-change
Last checked: October 19, 2026

Date	Version	Type	Change
October 1, 2026	2026Q4	New version	2026Q4 becomes the Latest global version and 2026Q3 moves to Active; adds SAML single sign-on, case file upload and settlement allocation endpoints.
October 1, 2026	2026Q4	Breaking change	Create payment return endpoint removed from the 2026Q4 API; Retrieve Bank Account Details replaced by Get account details by ID (GB, US and BE only).
August 20, 2026	swift-in#credit 4.3.0	Deprecation	swift-in#credit webhook schema 3.0.0 deprecated; 4.3.0 adds LEI and clearing system details.
August 11, 2026	transfers#payout-failure 5.0.0	Breaking change	failure_reason_code changed from free text to a committed enum in webhook v5.0.0.
August 10, 2026		Deprecation	Legacy Cases API v1 endpoints deprecated for new Cases API; case-changed webhook schemas 2.0.0 and 4.0.0 deprecated for 5.0.0.
July 27, 2026	2026Q3	New version	First global date-based API version released (opt-in); drops already-deprecated endpoints such as POST /v2/profiles/business-profile.
July 6, 2026		Deprecation	first_line deprecated in favour of address_lines in swift-in#credit webhook addresses.
June 30, 2026		Retirement	Sandbox V1 environment deprecated; partners must use Sandbox V2 at api.wise-sandbox.com.
March 18, 2026	webhooks 4.0.0	New version	Webhook schema 4.0.0 for all event types with millisecond-precision timestamps for ordering.
January 15, 2026		Breaking change	Many ID fields documented as int64; transfer/recipient IDs nearing and card transaction IDs past int32 limit.

Date	Change
March 1, 2027	Publicly trusted CAs stop issuing TLS certificates with the Client Authentication EKU used for Wise webhook mTLS; partners must agree a new certificate option before the production cutover planned for mid-January 2027.

Source	Link
Wise changelog	https://docs.wise.com/changelog
2026Q4 release, October 1, 2026	https://docs.wise.com/changelog#changelog-2026-10-01
Quarterly release cadence	https://docs.wise.com/guides/developer/versioning
Sandbox V1 deprecation	https://docs.wise.com/guides/developer/environments/sandbox-v2-migration
Webhook mTLS public CA change, guide added October 16, 2026	https://docs.wise.com/guides/developer/webhooks/webhook-mtls-public-ca-support-change

Source: each provider’s own changelog, API documentation and support pages, linked on each record. NY Presswire is not affiliated with these providers.