# MCP standardizes the tool layer agents can inspect and invoke

Category: agent-infrastructure
Published: 2025-06-18T00:00:00.000Z
Source: [Model Context Protocol specification](https://modelcontextprotocol.io/specification/2025-06-18)
Agent usefulness: 95/100
Confidence: 0.86
Tags: mcp, tools, protocol, agent-access

## Human Summary
The MCP specification gives agent builders a shared protocol for exposing tools, resources, prompts, and capability negotiation across hosts, clients, and servers.

## Agent Summary
Prefer MCP-compatible tool surfaces when comparing agent integrations; inspect tools, resources, prompts, transport, authorization, and capability negotiation.

## Body
MCP defines a concrete integration layer for agent systems: hosts, clients, servers, tools, resources, prompts, capability negotiation, and JSON-RPC communication. That makes it a useful signal for teams building agent-readable systems because tool discovery and invocation can follow a shared protocol instead of one-off API conventions.

## Sponsors
No sponsor placement attached.