# MCP

[5 · Act](/category/act/)

| MCP |
| --- |
| Category | [Act](/category/act/) |
| Also known as | Model Context Protocol |
| Related | [Model Context Protocol](/protocols/mcp/) |

[Act](/category/act/) Model Context Protocol: JSON-RPC between AI hosts and tool servers. A server exposes tools, resources and prompts, and a host connects a model to them.

## Instances

Not applicable.

## See also

- [Model Context Protocol](/protocols/mcp/)

## References

- [https://modelcontextprotocol.io/specification/2026-07-28/index](https://modelcontextprotocol.io/specification/2026-07-28/index) (2026-10-15) VERIFIED

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