token Tools

API Key Generator

API Key Generator produces high-entropy random keys and tokens as hex, Base64, Base64URL, or alphanumeric, with optional prefixes. Free and private.

Client-sideRuns entirely in your browser — your data never leaves your device.

API Key Generator is a free token Tools utility that runs entirely in your browser — nothing you enter is uploaded.

Token / key



  
How to use API Key Generator

  
    
      
  1. Start by adding the text you want to generate into API Key Generator.
    2. 
      
  2. Tune the Format, Bytes/length, Prefix controls before you generate.
    3. 
      
  3. Click Regenerate to generate it instantly in your browser.
    4. 
      
  4. When it looks right, Copy to save it.
    5. 
  

  
About this tool

  
API Key Generator runs entirely in your browser. API Key Generator handles your input locally and returns the result instantly, with no sign-up.

  
Because it runs on your device, it is fast and private and works offline once loaded. Nothing you enter is uploaded, and it keeps working offline once the page has loaded.

  
Frequently asked questions

  

      
What is API Key Generator for?
API Key Generator runs entirely on your device: add your input using the Format, Bytes/length controls, and it generates it locally in real time.

      
Is API Key Generator free to use?
Yes — API Key Generator is completely free, with no usage limits.

      
Does API Key Generator upload my data?
No — API Key Generator processes everything locally in your browser, so nothing you enter is uploaded or stored.

      
Does API Key Generator work on mobile?
Yes — API Key Generator is just a web page and runs on any modern browser, including phones and tablets.

  

  
Related token tools