Create X/Twitter cards that look like images, not marketing banners. Use when asked to "create OG images", "set up X cards", "make social cards", or "twitter card without text".
93
Quality
95%
Does it follow best practices?
Impact
91%
1.78xAverage score across 6 eval scenarios
Passed
No known issues
Social card meta tag setup
Zero-width space in og:title
0%
100%
Page title preserved
100%
100%
og:image:width is 1200
0%
100%
og:image:height is 600
0%
100%
twitter:card is summary_large_image
100%
100%
og:image URL uses .png extension
0%
100%
twitter:image present
100%
100%
og:image present
100%
100%
twitter:image uses .png URL
0%
100%
No og:title description text
0%
100%
Without context: $0.1247 · 43s · 8 turns · 13 in / 2,238 out tokens
With context: $0.2742 · 1m 1s · 14 turns · 18 in / 3,088 out tokens
OG image generation with correct dimensions
Uses @vercel/og
0%
100%
OG_SCALE constant
0%
100%
Physical width 2400
0%
100%
Physical height 1200
0%
100%
Safe margin padding 100
0%
0%
High contrast colors
100%
100%
URL route uses .png extension
0%
0%
2:1 aspect ratio
0%
100%
Content-Type image/png
100%
100%
Container width/height 100%
100%
100%
Without context: $0.1955 · 52s · 11 turns · 18 in / 3,054 out tokens
With context: $0.2916 · 1m 4s · 17 turns · 22 in / 3,489 out tokens
Pre-generation OG image architecture
Pre-generation approach
100%
100%
Crawler timeout risk addressed
100%
100%
Binary/BYTEA storage
100%
100%
Express .png route pattern
75%
100%
Cache-Control header
100%
100%
Content-Type image/png
100%
100%
Image generated on content creation
100%
100%
Instant response for crawlers
100%
100%
Schema extended for image storage
100%
42%
Avoids on-demand generation
100%
100%
Without context: $0.2833 · 1m 47s · 9 turns · 12 in / 6,147 out tokens
With context: $0.2994 · 1m 30s · 15 turns · 20 in / 4,952 out tokens
5342bca
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