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Build with Agent Skills Model Context Protocol · in the page docs/2025-06-18/develop/build-with-agent-skills …sk. For MCP development, they encode the design decisions (deployment model, tool patterns, auth) so your agent can interrogate your use case and scaffold a server that fits. ## Available skills A r… Client Best Practices Model Context Protocol · in the page docs/2025-06-18/develop/clients/client-best-practices …to tool management break down. Loading every tool definition into the model's context window upfront wastes tokens, increases latency, and degrades model performance. Passing large intermediate result… Connect to local MCP servers Model Context Protocol · in the page docs/2025-06-18/develop/connect-local-servers …servers to enable file system access and other powerful integrations Model Context Protocol (MCP) servers extend AI applications' capabilities by providing secure, controlled access to local resource… Connect to remote MCP Servers Model Context Protocol · in the page docs/2025-06-18/develop/connect-remote-servers …ls and > services > **[Explore available servers](https://github.com/modelcontextprotocol/servers)** > > Browse our collection of official and community-created MCP servers > **[Connect local server… Architecture overview Model Context Protocol · in the page docs/2025-06-18/learn/architecture # Architecture overview This overview of the Model Context Protocol (MCP) discusses its [scope](#scope) and [core concepts](#concepts-of-mcp), and provides an [example](#example) demonstrating each c… Understanding MCP clients Model Context Protocol · in the page docs/2025-06-18/learn/client-concepts …r the hotel, or emergency contact information. #### User Interaction Model Elicitation interactions are designed to be clear, contextual, and respectful of user autonomy: **Request presentation**:… Understanding MCP servers Model Context Protocol · in the page docs/2025-06-18/learn/server-concepts …other logic. | Search flights Send messages Create calendar events | Model | | **Resources** | Passive data sources that provide read-only access to information for context, such as file contents, da… Versioning Model Context Protocol · in the page docs/2025-06-18/learn/versioning # Versioning The Model Context Protocol uses string-based version identifiers following the format `YYYY-MM-DD`, to indicate the last date backwards incompatible changes were made. > [!NOTE] > > The… SDKs Model Context Protocol · in the page docs/2025-06-18/sdk # SDKs > Official SDKs for building with Model Context Protocol Build MCP servers and clients using our official SDKs. SDKs are classified into tiers based on feature completeness, protocol support,… Debugging Model Context Protocol · in the page docs/2025-06-18/tools/debugging # Debugging > A comprehensive guide to debugging Model Context Protocol (MCP) integrations Effective debugging is essential when developing MCP servers or integrating them with applications. This gu… MCP Inspector Model Context Protocol · in the page docs/2025-06-18/tools/inspector …> In-depth guide to using the MCP Inspector for testing and debugging Model Context Protocol servers The [MCP Inspector](https://github.com/modelcontextprotocol/inspector) is an interactive developer… Understanding Authorization in MCP Model Context Protocol · in the page docs/2025-06-18/tutorials/security/authorization …1 to protect sensitive resources and operations Authorization in the Model Context Protocol (MCP) secures access to sensitive resources and operations exposed by MCP servers. If your MCP server handl… Security Best Practices Model Context Protocol · in the page docs/2025-06-18/tutorials/security/security_best_practices …ose and Scope This document provides security considerations for the Model Context Protocol (MCP), complementing the [MCP Authorization](/specification/2025-06-18/basic/authorization.md) specificatio… Build an MCP client Model Context Protocol · in the page docs/2025-11-25/develop/build-client …an find the complete code for this tutorial here.](https://github.com/modelcontextprotocol/quickstart-resources/tree/main/mcp-client-python) ## System Requirements Before starting, ensure your syste… Build an MCP server Model Context Protocol · in the page docs/2025-11-25/develop/build-server …he complete code for what we'll be building here.](https://github.com/modelcontextprotocol/quickstart-resources/tree/main/weather-server-python) ### Prerequisite knowledge This quickstart assumes yo… Build with Agent Skills Model Context Protocol · in the page docs/2025-11-25/develop/build-with-agent-skills …sk. For MCP development, they encode the design decisions (deployment model, tool patterns, auth) so your agent can interrogate your use case and scaffold a server that fits. ## Available skills A r… Client Best Practices Model Context Protocol · in the page docs/2025-11-25/develop/clients/client-best-practices …to tool management break down. Loading every tool definition into the model's context window upfront wastes tokens, increases latency, and degrades model performance. Passing large intermediate result… Connect to local MCP servers Model Context Protocol · in the page docs/2025-11-25/develop/connect-local-servers …servers to enable file system access and other powerful integrations Model Context Protocol (MCP) servers extend AI applications' capabilities by providing secure, controlled access to local resource… Connect to remote MCP Servers Model Context Protocol · in the page docs/2025-11-25/develop/connect-remote-servers …ls and > services > **[Explore available servers](https://github.com/modelcontextprotocol/servers)** > > Browse our collection of official and community-created MCP servers > **[Connect local server… Architecture overview Model Context Protocol · in the page docs/2025-11-25/learn/architecture # Architecture overview This overview of the Model Context Protocol (MCP) discusses its [scope](#scope) and [core concepts](#concepts-of-mcp), and provides an [example](#example) demonstrating each c… Understanding MCP clients Model Context Protocol · in the page docs/2025-11-25/learn/client-concepts …r the hotel, or emergency contact information. #### User Interaction Model Elicitation interactions are designed to be clear, contextual, and respectful of user autonomy: **Request presentation**:… Understanding MCP servers Model Context Protocol · in the page docs/2025-11-25/learn/server-concepts …other logic. | Search flights Send messages Create calendar events | Model | | **Resources** | Passive data sources that provide read-only access to information for context, such as file contents, da… Versioning Model Context Protocol · in the page docs/2025-11-25/learn/versioning # Versioning The Model Context Protocol uses string-based version identifiers following the format `YYYY-MM-DD`, to indicate the last date backwards incompatible changes were made. > [!NOTE] > > The… SDKs Model Context Protocol · in the page docs/2025-11-25/sdk # SDKs > Official SDKs for building with Model Context Protocol Build MCP servers and clients using our official SDKs. SDKs are classified into tiers based on feature completeness, protocol support,… Debugging Model Context Protocol · in the page docs/2025-11-25/tools/debugging # Debugging > A comprehensive guide to debugging Model Context Protocol (MCP) integrations Effective debugging is essential when developing MCP servers or integrating them with applications. This gu… MCP Inspector Model Context Protocol · in the page docs/2025-11-25/tools/inspector …> In-depth guide to using the MCP Inspector for testing and debugging Model Context Protocol servers The [MCP Inspector](https://github.com/modelcontextprotocol/inspector) is an interactive developer… Understanding Authorization in MCP Model Context Protocol · in the page docs/2025-11-25/tutorials/security/authorization …1 to protect sensitive resources and operations Authorization in the Model Context Protocol (MCP) secures access to sensitive resources and operations exposed by MCP servers. If your MCP server handl… Security Best Practices Model Context Protocol · in the page docs/2025-11-25/tutorials/security/security_best_practices …ose and Scope This document provides security considerations for the Model Context Protocol (MCP), complementing the [MCP Authorization](/specification/2025-11-25/basic/authorization.md) specificatio… Build an MCP client Model Context Protocol · in the page docs/2026-07-28/develop/build-client …an find the complete code for this tutorial here.](https://github.com/modelcontextprotocol/quickstart-resources/tree/main/mcp-client-python) ## System Requirements Before starting, ensure your syste… Build an MCP server Model Context Protocol · in the page docs/2026-07-28/develop/build-server …he complete code for what we'll be building here.](https://github.com/modelcontextprotocol/quickstart-resources/tree/main/weather-server-python) ### Prerequisite knowledge This quickstart assumes yo… Build with Agent Skills Model Context Protocol · in the page docs/2026-07-28/develop/build-with-agent-skills …sk. For MCP development, they encode the design decisions (deployment model, tool patterns, auth) so your agent can interrogate your use case and scaffold a server that fits. ## Available skills A r… Client Best Practices Model Context Protocol · in the page docs/2026-07-28/develop/clients/client-best-practices …to tool management break down. Loading every tool definition into the model's context window upfront wastes tokens, increases latency, and degrades model performance. Passing large intermediate result… Connect to local MCP servers Model Context Protocol · in the page docs/2026-07-28/develop/connect-local-servers …servers to enable file system access and other powerful integrations Model Context Protocol (MCP) servers extend AI applications' capabilities by providing secure, controlled access to local resource… Connect to remote MCP Servers Model Context Protocol · in the page docs/2026-07-28/develop/connect-remote-servers …w: ```text Example Remote Server theme={null} https://example-server.modelcontextprotocol.io/mcp ```  discusses its [scope](#scope) and [core concepts](#concepts-of-mcp), and provides an [example](#example) demonstrating each c… Understanding MCP clients Model Context Protocol · in the page docs/2026-07-28/learn/client-concepts …needs rather than following rigid patterns. Elicitation supports two modes: * **Form mode**: The server asks the client to collect structured data from the user. The request includes a schema that t… Understanding MCP servers Model Context Protocol · in the page docs/2026-07-28/learn/server-concepts …other logic. | Search flights Send messages Create calendar events | Model | | **Resources** | Passive data sources that provide read-only access to information for context, such as file contents, da… Versioning Model Context Protocol · in the page docs/2026-07-28/learn/versioning # Versioning The Model Context Protocol uses string-based version identifiers following the format `YYYY-MM-DD`, to indicate the last date backwards incompatible changes were made. > [!NOTE] > > The… SDKs Model Context Protocol · in the page docs/2026-07-28/sdk # SDKs > Official SDKs for building with Model Context Protocol Build MCP servers and clients using our official SDKs. SDKs are classified into tiers based on feature completeness, protocol support,… Debugging Model Context Protocol · in the page docs/2026-07-28/tools/debugging # Debugging > A comprehensive guide to debugging Model Context Protocol (MCP) integrations Effective debugging is essential when developing MCP servers or integrating them with applications. This gu… MCP Inspector Model Context Protocol · in the page docs/2026-07-28/tools/inspector …and line, and in the terminal The [MCP Inspector](https://github.com/modelcontextprotocol/inspector) is the reference developer tool for testing and debugging [MCP servers](/docs/2026-07-28/learn/ser… CLI client Model Context Protocol · in the page docs/2026-07-28/tools/inspector/cli …eed to verify a server change immediately. ```bash theme={null} npx @modelcontextprotocol/inspector --cli node build/index.js --method tools/list ``` > [!TIP] > > Running several commands against th… Configuration and flags Model Context Protocol · in the page docs/2026-07-28/tools/inspector/configuration …n is forwarded to the client unchanged. | | `-h` / `--help` | With no mode flag, prints the launcher's own help and exits. With a mode flag it is forwarded, so `mcp-inspector --cli --help` prints the… mcpdo connection client Model Context Protocol · in the page docs/2026-07-28/tools/inspector/mcpdo …mcpdo` is an **experimental** command-line client that ships in the `@modelcontextprotocol/inspector` package alongside `mcp-inspector`. Where the [CLI client](/docs/2026-07-28/tools/inspector/cli.md)… Protocol eras Model Context Protocol · in the page docs/2026-07-28/tools/inspector/protocol-eras # Protocol eras > How the Inspector negotiates legacy vs. modern MCP, and how every feature is handled between protocol eras The 2026-07-28 revision of MCP made substantial changes to the protocol.… Recipes Model Context Protocol · in the page docs/2026-07-28/tools/inspector/recipes …7-28/tools/inspector/protocol-eras.md). The default is `legacy`; set `modern` or `auto` in Server Settings (or `protocolEra` in the catalog file) to exercise the 2026-07-28 behavior. For an ad-hoc tar… Security Model Context Protocol · in the page docs/2026-07-28/tools/inspector/security # Security > The Inspector's threat model in one place, covering the web backend, Docker, secret storage, stdio servers, and the mcpdo daemon The Inspector is a developer tool that holds real creden… TUI client Model Context Protocol · in the page docs/2026-07-28/tools/inspector/tui …r when you prefer to stay in the terminal. ```bash theme={null} npx @modelcontextprotocol/inspector --tui node build/index.js # with an ad-hoc stdio server ```  secures access to sensitive resources and operations exposed by MCP servers. If your MCP server handl…