# MCP resources

### Official MCP resources

- **MCP official site** — https://modelcontextprotocol.io — The official MCP site: what the protocol is, the client-server architecture, core concepts (tools, resources, prompts), transports, and the published specification.
- **MCP GitHub repo** — https://github.com/modelcontextprotocol — The open-source organization hosting MCP under the Linux Foundation: the specification, official SDKs across many languages, reference servers, and the community registry. Open to contributions.

### Research & industry sources

- **commercetools – AI trends shaping agentic commerce** — https://commercetools.com/blog/ai-trends-shaping-agentic-commerce — 73% of consumers are already using AI in their shopping journey.
- **Accenture – Agentic commerce and the future of payments** — https://www.accenture.com/au-en/blogs/banking/agentic-commerce-payments — $3.1 trillion of online commerce will run through AI agents by 2030 – more than 30% of all online commerce – per Accenture.

### Validate other agentic protocols

- **UCP Check** — https://ucpcheck.org — Free validator for Universal Commerce Protocol.
- **ACP Check** — https://acpcheck.org — Free validator for Agentic Commerce Protocol.
- **ONX Check** — https://onxcheck.org — Free validator for Order Network eXchange.

### Spec compliance the easy way

- **CorgiMaps** — https://www.corgimaps.com — Generate protocol-compliant endpoints in minutes and stay compliant as the specs change – no custom build and no changes to your fulfillment stack.