Who it is for
Individuals and agencies who run LinkedIn publishing through a Postbeam account.
AI Connectors · Business Operations
LinkedIn drafting, scheduling, and analytics for Postbeam users
Overview
Postbeam is a LinkedIn content tool, and this app brings its drafting, review, scheduling, and reporting into ChatGPT against a connected account.
Drafts are written from the guidance stored in Postbeam: audience, mission, format rules, and content sources. Material from other tools joined to the same ChatGPT session, such as Slack, Gmail, or a meeting recorder, can feed a post. Drafts save back into Postbeam, where they can be listed by status, edited, given image, video, or carousel media, then approved and scheduled.
Publishing is never automatic. A person approves, and permissions on the account still apply. Analytics are cached and cover account and post level figures over thirty, ninety, or 365 day windows. Several accounts can be held in one place for agency work.
Individuals and agencies who run LinkedIn publishing through a Postbeam account.
Nothing goes live without human approval, which the developer states as a design decision.
Availability
Postbeam is listed in the ChatGPT apps directory only. Postbeam.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
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This is an independent catalogue entry compiled by Node8 from Postbeam'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 Postbeam.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.