When I send 2025-12-31T10:00:00+09:00 through the API (Workflow → Call API to mutateTables), the table shows 19:00 (JST)—a 9-hour shift as if the value was saved as UTC. However, if I copy/paste the same value in the Data Editor, the cell displays 10:00 as expected. It looks like the parsing behavio…

[image] Big Tables - date/time column offset issue Ask for Help Well, that response you got from Support is not what I would have expected, so I just did a bit of testing. I created a new table and added some rows via the API, using curl from a terminal. Here …

Thanks for running those tests and sharing the screenshots — super helpful. To clarify my environment: I’m using a regular Glide Table (not a Big Table), and I’m writing via API v1 (POST ``https://api.glideapp.io/api/function/mutateTables) triggered from a Workflow → Call API action. The target col…

Your questions would only be correctly answered by a Glide engineer. As a fellow user, I would say what about sending the time at UTC+0 instead of trying to represent the current Japan time?

Time zone parsing for Date/Time via API differs from pasting in the Data Editor

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ThinhDinh August 21, 2025, 1:19am 2

Here’s the leg work @Darren_Murphy did a while ago.

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Time zone parsing for Date/Time via API differs from pasting in the Data Editor

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