228 pages for /app.

What is the Model Context Protocol (MCP)? Model Context Protocol · in the page docs/2026-07-28/getting-started/intro …> [card] [Build MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md) > > Build interactive apps that run inside AI clients ## Learn more > [card] [Architecture](https://modelcont… Debugging Model Context Protocol · in the page docs/2026-07-28/tools/debugging …```bash macOS theme={null} echo '{"allowDevTools": true}' > ~/Library/Application\ Support/Claude/developer_settings.json ``` ```powershell Windows theme={null} '{"allowDevTools": true}' | Set-Conte… CLI client Model Context Protocol · in the page docs/2026-07-28/tools/inspector/cli …r a tool ships an [MCP App](https://modelcontextprotocol.io/extensions/apps/overview.md) UI (its `ui://` resource, CSP, and permissions) **without calling the tool**, so a pipeline can decide whether… Recipes Model Context Protocol · in the page docs/2026-07-28/tools/inspector/recipes …d-only instead: ```bash theme={null} mcp-inspector --config ~/Library/Application\ Support/Claude/claude_desktop_config.json ``` `--config` guarantees the file is served as-is and never written, see… Web client Model Context Protocol · in the page docs/2026-07-28/tools/inspector/web …plied. ## Apps [MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md) are tools that carry UI. The Apps tab renders one in a sandboxed iframe served from a **separate port**, exerci… Understanding Authorization in MCP Model Context Protocol · in the page docs/2026-07-28/tutorials/security/authorization …authorization request. ```json theme={null} { "client_id": "https://app.example.com/oauth/client-metadata.json", "client_name": "Example MCP Client", "redirect_uris": ["http://127.0.0.1:8090/ca… Build an MCP server Model Context Protocol · in the page docs/draft/develop/build-server …do this, open your Claude for Desktop App configuration at `~/Library/Application Support/Claude/claude_desktop_config.json` in a text editor. Make sure to create the file if it doesn't exist. > > Fo… Build with Agent Skills Model Context Protocol · in the page docs/draft/develop/build-with-agent-skills …stMCP setups. **[MCP apps](https://modelcontextprotocol.io/extensions/apps/overview.md)** extend a server with interactive widgets rendered in chat, such as searchable pickers, charts, and live dashb… Connect to local MCP servers Model Context Protocol · in the page docs/draft/develop/connect-local-servers …isting configuration. The file is located at: * **macOS**: `~/Library/Application Support/Claude/claude_desktop_config.json` * **Windows**: `%APPDATA%\Claude\claude_desktop_config.json` * **Linux**:… What is the Model Context Protocol (MCP)? Model Context Protocol · in the page docs/draft/getting-started/intro …> [card] [Build MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md) > > Build interactive apps that run inside AI clients ## Learn more > [card] [Architecture](https://modelcont… Debugging Model Context Protocol · in the page docs/draft/tools/debugging …```bash macOS theme={null} echo '{"allowDevTools": true}' > ~/Library/Application\ Support/Claude/developer_settings.json ``` ```powershell Windows theme={null} '{"allowDevTools": true}' | Set-Conte… CLI client Model Context Protocol · in the page docs/draft/tools/inspector/cli …r a tool ships an [MCP App](https://modelcontextprotocol.io/extensions/apps/overview.md) UI (its `ui://` resource, CSP, and permissions) **without calling the tool**, so a pipeline can decide whether… Recipes Model Context Protocol · in the page docs/draft/tools/inspector/recipes …d-only instead: ```bash theme={null} mcp-inspector --config ~/Library/Application\ Support/Claude/claude_desktop_config.json ``` `--config` guarantees the file is served as-is and never written, see… Web client Model Context Protocol · in the page docs/draft/tools/inspector/web …plied. ## Apps [MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md) are tools that carry UI. The Apps tab renders one in a sandboxed iframe served from a **separate port**, exerci… Understanding Authorization in MCP Model Context Protocol · in the page docs/draft/tutorials/security/authorization …authorization request. ```json theme={null} { "client_id": "https://app.example.com/oauth/client-metadata.json", "client_name": "Example MCP Client", "redirect_uris": ["http://127.0.0.1:8090/ca… Extension Support Matrix Model Context Protocol · in the page extensions/client-matrix …| - | - | - | | [MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md) | `io.modelcontextprotocol/ui` | Interactive HTML interfaces rendered inline in the conversation | | [OAuth Cli… Extensions Overview Model Context Protocol · in the page extensions/overview …| - | - | - | | [MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md) | Stable | Allows MCP Servers to display interactive UI elements (charts, forms, video players) inline within c… MCP Registry Supported Package Types Model Context Protocol · in the page registry/package-types …` is `registry/namespace/repository:tag`. For example, `docker.io/user/app:1.0.0`, `ghcr.io/user/app:1.0.0`, or `quay.io/myorg/my-mcp-server:1.0.0`. The tag can also be specified as a digest. ### Own… SEP-1865: MCP Apps - Interactive User Interfaces for MCP Model Context Protocol · in the page seps/1865-mcp-apps-interactive-user-interfaces-for-mcp …s to the community. OpenAI's [Apps SDK](https://developers.openai.com/apps-sdk/), launched in November 2025, further validated the demand for rich UI experiences within conversational AI interfaces.… SEP-2149: MCP Group Governance and Charter Template Model Context Protocol · in the page seps/2149-working-group-charter-template …get Date | Champion | | - | - | - | - | | SEP-XXX: Name | Draft/Review/Approved | Date | Name | **Success Criteria:** Measurable outcomes for WG success. Quarterly reporting requirements are defined… SEP-991: Enable URL-based Client Registration using OAuth Client ID Metadata Documents Model Context Protocol · in the page seps/991-enable-url-based-client-registration-using-oauth-c …Note over Client,Metadata: Client hosts metadata at<br/>https://app.example.com/oauth/metadata.json User->>Client: Initiates connection to MCP Server Client->>Server: Authorization… Authorization Model Context Protocol · in the page specification/2025-11-25/basic/authorization …mple Metadata Document ```json theme={null} { "client_id": "https://app.example.com/oauth/client-metadata.json", "client_name": "Example MCP Client", "client_uri": "https://app.example.com",… Client Registration Model Context Protocol · in the page specification/2026-07-28/basic/authorization/client-registration …mple Metadata Document ```json theme={null} { "client_id": "https://app.example.com/oauth/client-metadata.json", "client_name": "Example MCP Client", "client_uri": "https://app.example.com",… Versioning and Compatibility Model Context Protocol · in the page specification/2026-07-28/basic/versioning …es the [MCP Apps extension](https://modelcontextprotocol.io/extensions/apps/overview.md) identified as `io.modelcontextprotocol/ui`: ```json theme={null} { "capabilities": { "roots": {}, "e… Specification Model Context Protocol · in the page specification/2026-07-28/index …through MCP * **[MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md)**: Interactive UI elements (charts, forms, video players) rendered inline within conversations ## Security a… Client Registration Model Context Protocol · in the page specification/draft/basic/authorization/client-registration …mple Metadata Document ```json theme={null} { "client_id": "https://app.example.com/oauth/client-metadata.json", "client_name": "Example MCP Client", "client_uri": "https://app.example.com",… Versioning and Compatibility Model Context Protocol · in the page specification/draft/basic/versioning …es the [MCP Apps extension](https://modelcontextprotocol.io/extensions/apps/overview.md) identified as `io.modelcontextprotocol/ui`: ```json theme={null} { "capabilities": { "roots": {}, "e… Specification Model Context Protocol · in the page specification/draft/index …through MCP * **[MCP Apps](https://modelcontextprotocol.io/extensions/apps/overview.md)**: Interactive UI elements (charts, forms, video players) rendered inline within conversations ## Security a…