Earlier References

This page contains links to technical reference material for Square's APIs and SDKs for non-current versions. Current references are always accessible from the navigation.

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Connect API v2

• Version 2021-12-15
• Version 2021-11-17
• Version 2021-10-20
• Version 2021-09-15
• Version 2021-08-18
• Version 2021-07-21
• Version 2021-06-16
• Version 2021-05-13
• Version 2021-04-21
• Version 2021-03-17
• Version 2021-02-26
• Version 2021-01-21
• Version 2020-12-16
• Version 2020-11-18
• Version 2020-10-28
• Version 2020-09-23
• Version 2020-08-26
• Version 2020-08-12
• Version 2020-07-22
• Version 2020-06-25
• Version 2020-05-28
• Version 2020-04-22
• Version 2020-03-25
• Version 2020-02-26
• Version 2020-01-22
• Version 2019-12-17
• Version 2019-11-20
• Version 2019-10-23
• Version 2019-09-25
• Version 2019-08-14
• Version 2019-07-24
• Version 2019-07-10
• Version 2019-06-12
• Version 2019-05-08
• Version 2019-04-10
• Version 2019-03-27
• Version 2019-03-13
• Version 2019-02-13
• Version 2018-12-12
• Version 2018-12-05
• Version 2018-09-18
• Version 2018-07-12