Frontend Development 5 min read

Building a Twitter Image Card Browser Extension with Claude Sonnet and DeepSeek

In a side‑by‑side test on the Trae platform, the author used Claude Sonnet 3.5 to create a functional Twitter‑to‑image‑card browser extension in roughly twenty minutes, while DeepSeek‑R1 required multiple prompt iterations, manual bug fixes, and still produced visual glitches, demonstrating Claude’s superior reliability for frontend plugin generation.

Java Tech Enthusiast
Java Tech Enthusiast
Java Tech Enthusiast
Building a Twitter Image Card Browser Extension with Claude Sonnet and DeepSeek

The author evaluates the programming capabilities of DeepSeek compared with Claude Sonnet using the Trae platform.

Using Claude Sonnet 3.5, a simple Twitter‑to‑image card plugin was built in about 20 minutes, adding an icon to each tweet and generating a card with a random blue‑gradient border.

When the same prompts were run with DeepSeek‑R1, the generated code initially placed the icon at the top‑right, produced a runtime error, and required manual fixes to render images and correct background colors.

ctx.fillRoundRect is not a function

After several iterations the DeepSeek version could produce the image, but border and background issues persisted, so the author reverted to the earlier version with a plain white background.

The experiment shows that while DeepSeek can follow prompts, Claude Sonnet remains more reliable for frontend plugin generation.

FrontendAI code generationbrowser extensionClaude SonnetDeepSeekTwitter
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