Guides for agentic social media
How to post from ChatGPT and Claude, MCP explained, network tips and the Postnavo build log.
- Platforms
Alt Text Character Limits for Every Social Network
Alt text limits for X, LinkedIn, Instagram, Threads, Bluesky, TikTok and Pinterest, quoted from each network's own pages or code, and where none is published.
- Platforms
Bluesky Link Preview Not Showing? Causes and Fixes
On Bluesky, the app that creates a post attaches the link preview. Why yours shows a bare URL or plain text, and how to check each cause, with sources.
- AI agents
Can ChatGPT Post to Instagram? What Instagram Requires
ChatGPT has no documented way to post to Instagram by itself. It needs a connected tool, a professional account and media that fits Instagram's API rules.
- Platforms
How Far Ahead Can You Schedule Posts on Each Network?
How far each network's own scheduler reaches, how many posts can wait and what cannot be scheduled, for ten networks, quoted from their own pages.
- AI agents
Human in the Loop for AI Social Posts: Approval Checklist
Keep a human in the loop when AI agents draft social posts: put the approval gate at the publish step, sort posts by risk and use an eight-point checklist.
- Guides
Instagram Scheduled Posts Not Posting? Causes and Fixes
Why a scheduled Instagram post, Reel or carousel failed or arrived as a reminder: nine checks from Meta's documentation and two tools' help pages.
- Platforms
Pinterest Scheduling Limits: How Many Pins, How Far Ahead
Pinterest's own scheduler holds 10 scheduled Pins, each up to 30 days ahead, on business accounts. The sourced limits and what to do past the cap.
- Platforms
How to Auto-Post an RSS Feed to Bluesky
Post each new RSS item to Bluesky with a GitHub Actions bot in your own repository, an IFTTT Pro applet or Publer. What each costs and how often it checks.
- Guides
Scheduled Social Media Posts Not Publishing? How to Fix It
Why scheduled social media posts fail to publish: eight checks, cheapest first, with each network's documented token lifetimes, caps and error messages.
- Guides
How MCP Connectors Let Claude Use a Scheduler
What an MCP connector is, which Claude plans can add one, and how Claude calls a scheduler's tools to draft and schedule posts, with documented steps.
- AI agents
What Is an Agentic Social Media Scheduler?
An agentic social media scheduler lets an AI assistant plan and schedule posts through MCP, a CLI or an API. The terms, a comparison table and who approves.
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