Home Docs Error help

The anti-spam proof failed

Error code pow_failed
Anti-spam and limits

The anti-spam proof failed

pow_failed

A proof-of-work anti-spam check from an app or script was not accepted.

HTTP 403·Anti-spam and limits

What it means

What happened

A proof-of-work anti-spam check from an app or script was not accepted.

Why

Why it might have happened

  • The proof may be incomplete, expired, or for a different connection.
  • The same proof may have been reused.
Next steps

What you can try

  1. Ask the app or command-line tool to get a new challenge.
  2. Retry the publish once it solves the new proof.
  3. Use the website composer if the tool keeps failing.
Related
Still stuck?

Get help

If the error keeps happening, send feedback or contact us and include pow_failed plus what you were trying to do.

Contact and feedback options