Who it is for
Social media managers and designers who want to see a post in context before it is scheduled.
Mockups of a post per platform layout
Overview
Social Post Previewer builds mockups of a post as it would appear on a given network. Instagram, Facebook, Threads, X, TikTok, YouTube, and Instagram Stories are the supported layouts.
The point is a check before anything goes out: caption length, how the image sits in the frame, and the way the platform's own furniture wraps around the content. The listing's examples include rendering a launch announcement in the Instagram format, a product update as a Threads post, and a short campaign line in TikTok style.
The app produces a preview only. Publishing happens elsewhere.
Social media managers and designers who want to see a post in context before it is scheduled.
Stories are covered alongside standard feed formats, and those frame an image differently.
Availability
Social Post Previewer is listed in the ChatGPT apps directory only. SMEPost by Meow AI has no connector under the same domain in the Claude directory; 392 of the 3,150 products here are on both marketplaces, and this is not one of them.
ChatGPT apps are built on MCP, and the same server can back a Claude connector, so the absence is a distribution decision rather than a technical one.
ChatGPT listing
Social Post Previewer declares 1 named skill, which puts it in the 6.7% of ChatGPT-listed apps that do.
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This is an independent catalogue entry compiled by Node8 from Social Post Previewer's public marketplace listing as it stood in August 2026. Listing facts come from the marketplaces; the comparisons against the rest of the directory and any live-endpoint measurements are Node8's. Node8 is not affiliated with SMEPost by Meow AI, and inclusion here is not an endorsement.
Node8 builds MCP servers end to end: deciding which tools are worth exposing, the authentication and permission model, the review submissions, and the onboarding that gets them used. One server serves ChatGPT, Claude, and Microsoft Copilot.