Marketing Messages API

WhatsApp error 131055: The marketing API only accepts marketing templates

Updated 21 October 2026 Matches Meta's official reference
The ArabyBot teamOfficial Meta partner · written from our own platform data
On this page 3
  1. Why error 131055 appears
  2. How to fix it, step by step
  3. Related codes

The short answer

Error 131055 means you sent something other than a marketing template through the Marketing Messages API: plain text, or a utility or authentication template. Send those through the regular API, and keep the marketing API for marketing templates only.

What it stopsThis request only
Retry?Only after the fix
Where the fix isThe integration

Why error 131055 appears

  • Using the marketing endpoint for every kind of message.

How to fix it, step by step

  1. Separate the two paths

    Marketing to the marketing API, everything else to the regular API.

Every WhatsApp error code, grouped by kind ←

Source: Meta's official error code reference, with what we see on our own platform.

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The ArabyBot teamOfficial Meta business partner in the Middle East 191 guides Figures from our platform All guides
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