PlanPost ships one MCP server, and every serious agent speaks MCP now. Connect yours and it can draft, schedule and check your posts. They go out at the time it sets, or wait for your approval if you turn that on.
Free plan, no card: 2 accounts, 30 posts a month, your agent included. X needs a paid plan.
claude mcp add --transport http planpost https://mcp.planpo.st/mcpRun this in your terminal. Then, in Claude Code, type /mcp, pick planpost and choose Authenticate.
You sign in, there is no key to paste.
Each page shows what the pairing is good for, with real prompts and what happens when you run them, and links to the exact setup.
All 8 post to all 7, and every pair has its own page: the connect step for that agent, the settings that network reads, example prompts and the limits that stop a post.
Using something else?
Free plan, no card: 2 accounts, 30 posts a month, your agent included. X needs a paid plan.