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Gettomg Error 401 while integrating API

calendar_today October 8, 2026 person @Ketan Ketan Gupta domain upstox

Hi @VIKAS_KUMA_1103191 , A 401 means the token sent with the request isn’t valid. The usual causes: Header format: it must be exactly Authorization: Bearer . Don’t send the auth code or API key in its place.

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