Every PMS, booking engine and channel manager running today was built for humans to operate. None of them have an agent inside. None of them can think, decide, or act on their own. That gap is the greatest infrastructure opportunity in the history of hospitality.
HiJiffy, Asksuite, Mews, Opera Cloud, SiteMinder — excellent at storing data, executing commands. None can reason, prioritize, or act autonomously. Powerful cars with no driver.
Current hospitality tech is reactive. It responds to commands, stores data, triggers pre-programmed rules. But it cannot read context, make judgment calls, or initiate actions without a human pressing a button first.
An agentic layer changes everything. The same platforms, with an AI agent reading their data and acting on rules defined in a .md spec file, become autonomous operators. The PMS doesn't just store arrivals — it dispatches check-in messages.
The Markdown file is not the agent. It is the agent's brain. The LLM is the reasoning engine. The API connections are the hands. Put them together and you have something that can read a situation, decide what to do, and do it — without a human in the loop.
The .md file only needs to be written once. When the hotel changes PMS, the .md doesn't change — only the API connector does. When a better LLM is released, the hotel switches models — the .md doesn't change. The specification is the stable, portable, version-controlled core. Everything else is infrastructure.
Technology adoption in hospitality follows a predictable path. By the time Marriott has an agentic PMS, independent hotels have had it for two years. Here is the sequence.
Don't wait for your PMS vendor to build an AI layer. The spec file is ready now. Start with one agent — check-in or complaints — run it as a Claude system prompt via WhatsApp. Measure KPIs for 4 weeks. You will be ahead of every competitor using the same PMS, because your intelligence is in the spec file, not the platform.
If you need a managed solution, HiJiffy or Asksuite are good entry points. Load them with specs from this repository. If you have technical capacity, run .md files directly with Claude API — lower cost, higher control. The spec is the intelligence either way.
Yes. And this is by design. Markdown is the universal language of LLM context. Every major model reads it the same way. The spec file outlasts any platform, any model, any vendor.
An agent that only reads and responds is a chatbot. A true agent perceives the environment, decides, and acts. Here is how that loop works in a hotel using real tools that exist today.
Download the repository. Run your first agent this week. The hotels that start now will be two years ahead when the whole industry catches up.