Instant Social Card & OpenGraph Previews in Telegram Marketing teams… — ⏤͟͞ROCODER — TG.ME

🖼️ Instant Social Card & OpenGraph Previews in Telegram

Marketing teams always seem to catch broken social share cards right after pushing a high-profile launch live. Instead of jumping onto a laptop and opening third-party scrapers or debugging tools, we can pipe the live metadata and image renders directly into Telegram. Using zero-import HTTP helpers and native media actions, you can test both the visual thumbnail card and raw server response headers in a couple of seconds.

📁 Filename: command/preview.js
👨‍💻 Code:
if (!params) return sendMessage("<b>Usage:</b> <code>/preview https://example.com</code>");
sendChatAction("upload_photo");
const res = await HTTP.get({ url: `https://api.microlink.io?url=${encodeURIComponent(params)}` });
if (!res?.data?.image?.url) return sendMessage(" Could not extract OpenGraph metadata from that URL.");
const { title, description, image } = res.data;
sendPhoto(image.url, {
caption: `🌐 <b>${title || "No title"}</b>\n\n${description || "No description"}\n\n🔗 <code>${params}</code>`
});


📁 Filename: command/headers.js
👨‍💻 Code:
if (!params) return sendMessage("<b>Usage:</b> <code>/headers https://example.com</code>");
sendChatAction("typing");
const res = await HTTP.custom({ url: params, method: "HEAD" });
const cache = res?.headers?.["cache-control"] || "none";
const server = res?.headers?.["server"] || "hidden";
const type = res?.headers?.["content-type"] || "unknown";
sendMessage(`📡 <b>Response Headers</b>\n\n• <b>Target:</b> <code>${params}</code>\n• <b>Content-Type:</b> <code>${type}</code>\n• <b>Cache-Control:</b> <code>${cache}</code>\n• <b>Server:</b> <code>${server}</code>`);


💡 Always trigger sendChatAction right before long-running HTTP fetches so users get visual feedback while external metadata APIs resolve.

#FlexGram
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August 20, 2026 39