03 / API & Auth / bearer-token-header
Bearer Token Header Generator
Generate an Authorization Bearer header from an access token.
ReadyLocal processing
03 · WorkspaceInput → Process → Output · in-browser
How to use
- 01Paste your access token into the input field.
- 02A leading "Bearer " prefix is stripped automatically if you paste a full header.
- 03Toggle Show token when you need to verify the value.
- 04Copy the complete Authorization header or just the raw token.
What is this tool?
Bearer tokens are the standard way OAuth 2.0 and most modern APIs authenticate requests. This tool formats a token into a valid Authorization header, masking it on screen by default and processing everything locally.
Common use cases
- Calling an OAuth 2.0 protected API from cURL
- Adding auth headers to API client collections
- Sharing request examples without exposing the full token
- Quickly reformatting a token copied from a login response
FAQ
What is a bearer token?
A credential that grants access to whoever holds (bears) it.
Is my token uploaded?
No. The token stays in your browser tab.
Why is the token masked?
To protect it during screen shares and screenshots.
Do I include the word Bearer?
The tool adds it for you; pasting it again is handled safely.