Meet the PostNitro MCP Server: Turn Your AI Assistant Into a Carousel Machine

Meet the PostNitro MCP Server: Turn Your AI Assistant Into a Carousel Machine

Creating carousels usually means bouncing between tools: brainstorm in one place, design in another, export, upload, schedule. Every hop is a chance to lose momentum. The PostNitro MCP Server collapses that whole loop into a single conversation — with the AI assistant you already use.

Connect Claude, Cursor, ChatGPT, or any MCP-compatible client to PostNitro, and your agent can generate on-brand carousels, manage your brand kits and social accounts, and schedule posts — all without you ever leaving the chat.

What is the MCP Server?

MCP (Model Context Protocol) is an open standard that lets AI assistants talk to external tools in a structured, reliable way. The PostNitro MCP Server exposes PostNitro's platform as a set of ready-made tools your assistant can call directly.

That's the key difference from wiring up raw API requests yourself. Instead of writing and debugging REST calls, your agent gets purpose-built tools for discovery, creation, brands, social accounts, and scheduling. It uses the same API key and the same credits as the PostNitro Embed API — so there's nothing new to buy or learn on the billing side.

In short: the REST API is for developers building software. The MCP Server is for anyone who wants to talk to PostNitro through an AI assistant.

Connecting in Seconds

Getting set up takes three steps:

1. Add the server. Point your MCP client at https://mcp.postnitro.ai/mcp. It uses Streamable HTTP transport, which every modern MCP client supports.
2. Authenticate. Use a Bearer token with your PostNitro API key (the one starting with pn-).
3. Start chatting. Your assistant discovers the available tools automatically. Ask it to build a carousel and it just works.

No SDK to install, no server to host, no glue code to maintain.

24 Built-In Tools

The server ships with 24 tools, organized around the jobs you actually do:

• Create — Generate carousels with AI from a topic, an article URL, or an X post, or import your own slide-by-slide content.
• Brands — List, create, and update brand kits so every carousel comes out on-brand automatically.
• Social accounts — Manage the LinkedIn, Instagram, TikTok, and Threads accounts connected to your workspace.
• Schedule — Draft, schedule, and publish posts to one account or many at once.

There are also discovery tools for browsing your templates, brands, and AI presets, plus status and output tools for retrieving finished designs.

Saved Defaults: Stop Repeating Yourself

Nobody wants to specify a template ID, brand ID, and preset ID on every single request. The MCP Server lets you save defaults once. After that, you can simply say "create a carousel about X" and your chosen template, brand, and AI preset are applied automatically. You can still override any of them on a per-request basis when you need something different.

Two IDs Worth Understanding

When you work with the server, you'll encounter two kinds of IDs, and knowing the difference saves confusion:

• The post/job ID identifies a single generation job — the request you just kicked off.
• The design ID is the durable artifact. It's the finished carousel that lives in your workspace, and it's the ID you attach when you schedule a post.

Rule of thumb: use the job ID to check on or retrieve a generation, and use the design ID whenever you want to schedule or reuse a carousel later.

A Typical Workflow

Most sessions follow the same natural arc:

1. Discover — Your assistant checks which templates, brands, and presets you have available.
2. Create — It generates a carousel with AI or imports content you provide.
3. Use the output — It retrieves the finished slides as PNGs or a single PDF, along with the design ID.
4. Schedule — It attaches that design to a scheduled post and sets it live across your chosen accounts.

The entire sequence happens in conversation. You describe what you want; your assistant handles the tool calls.

Simple, Predictable Credits

Pricing stays transparent because it maps directly to work done:

• Importing your own content costs 1 credit per slide.
• AI generation costs 2 credits per slide.

The free plan includes 5 credits per month with no card required — enough to try the full flow end to end before committing to anything.

Why It Matters

The MCP Server meets you where your work already happens. If you live in an AI assistant for drafting, research, and planning, your carousel creation now lives there too. No context switching, no export-import shuffle, no separate dashboard for scheduling. You think of an idea, describe it, and it ships.

Ready to Automate?

Connect your AI assistant to the PostNitro MCP Server and start creating carousels conversationally. Grab your API key, point your client at the server URL, and let your agent do the busywork.

Get started at postnitro.ai — free plan, no card required.