PluginStatsChatGPT Plugins does not publish install or usage counts, so PluginStats tracks Knak's listing placement instead.
It currently appears at position #2091 in the marketplace's popularity-sorted listing.
Category positions: #371 in Business & Operations
About Knak
The Knak app for ChatGPT helps teams create and manage email content with Knak AI directly inside ChatGPT. Powered by the Model Context Protocol (MCP), the integration streamlines AI-driven email workflows between ChatGPT and Knak.
Description from the ChatGPT Plugins listing.
Charts
Images: 30d · 1y · all time · 1600×900 dark
Filled points are observed values; hollow points come from Internet Archive snapshots of the listing page. Dashed segments span periods with no observations — values between points are not interpolated.
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OpenAI does not publish install counts or ratings for ChatGPT plugins. PluginStats records listing details and each plugin's placement in the directory over time: overall position follows the Popular list, then New & Noteworthy, then each category in directory order.
Listing: https://chatgpt.com/plugins/plugin_asdk_app_6a2a10cffb408191a98d7d0c632dad57. First seen Oct 16, 2026; last successful collection Oct 19, 2026. See the methodology.