API with Bearer Token Header in Power Query M

Calls a REST API that requires an Authorization: Bearer token header for authentication.

API & Web DataIntermediateapibearer tokenauthenticationweb.contents

Power Query M code

let
    Token = "YOUR_ACCESS_TOKEN",
    Source = Json.Document(Web.Contents("https://api.example.com/v1/data", [
        Headers = [Authorization = "Bearer " & Token]
    ]))
in
    Source

Tidy JSON with the JSON Formatter

Notes

Store the token as a Power Query parameter instead of hardcoding it, so it's easy to rotate without editing the query.

Requirements

How to use this snippet

  1. In Power BI Desktop, choose Transform data to open Power Query, then open the Advanced Editor on a query (or start from a blank query).
  2. Paste the snippet and replace the placeholder names (tables, columns, file paths) with your own. Check the requirements above first.
  3. Run it through the Power Query M Formatter to tidy the layout.

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