OGKit

Rules / twitter-card-invalid · ruleset 2026-07

Invalid twitter:card value

errortwitter-card-invalid
Rule idtwitter-card-invalid
Severityerror
CategoryRequired tags
Platformsall platforms
Needs humanno

What this is

Invalid twitter:card value. OGKit rule twitter-card-invalid (error). The id is a public API for the docs URL and CI --disable key; do not rename it.

Search phrases that should land on this page:

  • Invalid twitter:card value
  • twitter:card invalid
  • unknown twitter card type

Why it matters

Only a small set of card types is recognized. An unknown value is treated as missing.

Which platforms are affected

All OGKit platform profiles, including major social, chat, and search crawlers that consume these tags.

Platform-specific crawler budgets and field priority live in the platform behaviour reference.

How to reproduce

  1. Read the twitter:card content value.
  2. Valid values: summary, summary_large_image, app, player.

How to fix

Use one of: summary, summary_large_image, app, player (case-sensitive per docs; lowercase recommended).

Example fix:

<meta name="twitter:card" content="summary_large_image" />