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

Missing twitter:card

warningtwitter-card-missing

Name

Missing twitter:card twitter-card-missing

X (Twitter) needs twitter:card to choose summary vs large image layout. Without it, card rendering is degraded or skipped.

How to fix

Add <meta name="twitter:card" content="summary_large_image"> (or summary / player / app).

Example fix:

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

Copy or download

Copyable Markdown for a teammate or an agent chat.

# twitter-card-missing — Missing twitter:card

- **Name:** Missing twitter:card

## Description

X (Twitter) needs twitter:card to choose summary vs large image layout. Without it, card rendering is degraded or skipped.

## How to fix

Add <meta name="twitter:card" content="summary_large_image"> (or summary / player / app).

### Example fix:

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

## Rule docs

https://ogkit.akr.moe/rules/twitter-card-missing

Download an Agent Skill package for this rule.

Download twitter-card-missing.skill

The file is a ZIP of skill-name/SKILL.md (Agent Skills spec). The .skill extension is that ZIP; rename to .zip if a client asks for one.

Rule idtwitter-card-missing
Severitywarning
CategoryRequired tags
Platformsall platforms
Needs humanno

What this is

Missing twitter:card. OGKit rule twitter-card-missing (warning). 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:

  • ERROR: No card found (Card error)
  • missing twitter:card
  • twitter:card is missing

Why it matters

X (Twitter) needs twitter:card to choose summary vs large image layout. Without it, card rendering is degraded or skipped.

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. Search for `name="twitter:card"` (Twitter uses name, not property).
  2. Without it, X may still show a card but type defaults are inconsistent.
OGKit