Servers provide the fundamental building blocks for adding context to language models via MCP. These primitives enable rich interactions between clients, servers, and language models:Documentation Index
Fetch the complete documentation index at: https://modelcontextprotocol.io/llms.txt
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- Prompts: Pre-defined templates or instructions that guide language model interactions
- Resources: Structured data or content that provides additional context to the model
- Tools: Executable functions that allow models to perform actions or retrieve information
| Primitive | Control | Description | Example |
|---|---|---|---|
| Prompts | User-controlled | Interactive templates invoked by user choice | Slash commands, menu options |
| Resources | Application-controlled | Contextual data attached and managed by the client | File contents, git history |
| Tools | Model-controlled | Functions exposed to the LLM to take actions | API POST requests, file writing |