https://scriptable.com/categories/mcp/Recent content in MCP on scriptable.comHugoenSat, 18 Jul 2026 22:38:32 -0400https://scriptable.com/posts/python/dockerize-mcp-server-macos/Sat, 18 Jul 2026 22:38:32 -0400https://scriptable.com/posts/python/dockerize-mcp-server-macos/Packaging an MCP server as a Docker image gives clients one launch command with no Python, no uv, and no virtual environment to manage on the host: they run the container. This tutorial builds a…https://scriptable.com/posts/python/ci-cd-mcp-server-macos/Sat, 18 Jul 2026 22:29:52 -0400https://scriptable.com/posts/python/ci-cd-mcp-server-macos/An installable MCP server needs the same release discipline as any Python package: lint and test every change, build the artifact, and publish on a tagged release. This tutorial wires that pipeline…https://scriptable.com/posts/python/mcp-threat-model-hardening-macos/Sat, 18 Jul 2026 22:20:54 -0400https://scriptable.com/posts/python/mcp-threat-model-hardening-macos/An MCP server is an attack surface. It runs with real privileges (a filesystem, API credentials, a database), it accepts arguments chosen by a model that may be under an attacker's influence, and its…https://scriptable.com/posts/python/debug-mcp-server-inspector-macos/Sat, 18 Jul 2026 22:13:12 -0400https://scriptable.com/posts/python/debug-mcp-server-inspector-macos/The [MCP Inspector](https://github.com/modelcontextprotocol/inspector) is the official developer tool for MCP servers. It has two faces: a web UI for clicking through tools, resources, and prompts…https://scriptable.com/posts/rust/mcp-server-rust/Sat, 18 Jul 2026 22:03:17 -0400https://scriptable.com/posts/rust/mcp-server-rust/This is the Rust companion to Build an MCP Server in Go with the Official SDK and Build an MCP Server in TypeScript with the Official SDK. It builds the same kind of server — two tools and a resource…https://scriptable.com/posts/python/per-tool-scopes-mcp-macos/Sat, 18 Jul 2026 17:15:08 -0400https://scriptable.com/posts/python/per-tool-scopes-mcp-macos/An email allowlist answers one question: is this caller allowed in at all? Real servers need a second answer: which of my tools may this particular caller use? A reader should be able to list notes…https://scriptable.com/posts/python/testing-strategy-mcp-macos/Sat, 18 Jul 2026 16:49:32 -0400https://scriptable.com/posts/python/testing-strategy-mcp-macos/Most MCP servers get a handful of assert result == ... tests bolted on and nothing more. That misses the failures that actually bite: a tool quietly renamed, a parameter that changed type, a result…https://scriptable.com/posts/python/wrap-local-cli-mcp-macos/Sat, 18 Jul 2026 16:41:50 -0400https://scriptable.com/posts/python/wrap-local-cli-mcp-macos/A command-line tool you already trust makes a good MCP tool: it has a stable interface, it is installed on the box, and its behavior is documented. The work is not reimplementing it, it is exposing…https://scriptable.com/posts/python/mcp-from-fastapi-macos/Sat, 18 Jul 2026 16:31:42 -0400https://scriptable.com/posts/python/mcp-from-fastapi-macos/If you already run a FastAPI service, you do not have to hand-write an MCP tool for each endpoint or maintain a separate OpenAPI file. FastMCP.from_fastapi takes the app object itself, reads the…https://scriptable.com/posts/python/mcp-from-openapi-macos/Sat, 18 Jul 2026 08:12:36 -0400https://scriptable.com/posts/python/mcp-from-openapi-macos/If a service already publishes an OpenAPI spec, you do not have to hand-write a tool for each endpoint. FastMCP.from_openapi reads the spec and generates the whole server: every operation becomes an…https://scriptable.com/posts/python/serve-mcp-resources-macos/Sat, 18 Jul 2026 08:03:57 -0400https://scriptable.com/posts/python/serve-mcp-resources-macos/Resources are the read side of MCP: addressable, cacheable data a client fetches by URI, separate from the tools that take action. Serving them well means more than returning a string. A resource has…https://scriptable.com/posts/python/mcp-prompts-macos/Sat, 18 Jul 2026 07:54:23 -0400https://scriptable.com/posts/python/mcp-prompts-macos/Tools let a model do things; prompts let a user start things. An MCP prompt is a named, parameterized message template a client surfaces as a slash command or a menu entry — the user picks it, fills…https://scriptable.com/posts/python/argument-completions-mcp-server-macos/Sat, 18 Jul 2026 07:38:20 -0400https://scriptable.com/posts/python/argument-completions-mcp-server-macos/When a user fills in a prompt argument or a resource URI in an MCP client, the client can offer autocomplete, the same way a shell completes a path. That only works if the server answers a…https://scriptable.com/posts/python/dynamic-mcp-server-notifications-macos/Sat, 18 Jul 2026 07:20:21 -0400https://scriptable.com/posts/python/dynamic-mcp-server-notifications-macos/Most MCP servers are static: a fixed set of tools and resources, decided at startup. Two features let a server change shape at runtime. Resource templates serve a whole family of resources from one…https://scriptable.com/posts/python/mcp-tool-annotations-semantics-macos/Sat, 18 Jul 2026 07:06:39 -0400https://scriptable.com/posts/python/mcp-tool-annotations-semantics-macos/A working MCP tool is not the same as a well-designed one. A model decides whether to call your tool, and a client decides whether to auto-run it or ask the user first, based entirely on what the…https://scriptable.com/posts/python/structured-output-fastmcp-server-macos/Sat, 18 Jul 2026 06:55:17 -0400https://scriptable.com/posts/python/structured-output-fastmcp-server-macos/A tool that returns only text makes every caller re-parse prose. The model reads "Denver is 21.5°C and clear" and has to extract the number again; a program has to write a regex. MCP's structured…https://scriptable.com/posts/python/mcp-server-vscode-cursor-zed-macos/Fri, 17 Jul 2026 16:49:27 -0400https://scriptable.com/posts/python/mcp-server-vscode-cursor-zed-macos/Two things are common to all three, and to the Claude clients before them:https://scriptable.com/posts/python/publish-mcp-server-pypi-uvx-macos/Fri, 17 Jul 2026 16:12:04 -0400https://scriptable.com/posts/python/publish-mcp-server-pypi-uvx-macos/Two earlier articles bookend this one. Package and Distribute a FastMCP Server as a uvx Tool gets you to uvx macmcp in your own terminal, and Register a FastMCP Server with Claude Desktop and Claude…https://scriptable.com/posts/go/mcp-server-go/Fri, 17 Jul 2026 15:08:03 -0400https://scriptable.com/posts/go/mcp-server-go/This is the Go companion to Build an MCP Server in TypeScript with the Official SDK. It builds the same kind of server — two tools and a resource — with the official Go SDK…https://scriptable.com/posts/typescript/mcp-server-typescript-sdk/Fri, 17 Jul 2026 14:40:47 -0400https://scriptable.com/posts/typescript/mcp-server-typescript-sdk/The FastMCP tutorials in this series are Python, and FastMCP wraps the Model Context Protocol so you rarely touch it directly. This article drops down a level and builds the same kind of server with…https://scriptable.com/posts/cloudflare/deploy-mcp-cloudflare-workers/Fri, 17 Jul 2026 13:50:41 -0400https://scriptable.com/posts/cloudflare/deploy-mcp-cloudflare-workers/The FastMCP tutorials in this series deploy to a Mac with launchd: one machine, your machine, awake and on the network. This one takes the opposite approach and deploys an MCP server to Cloudflare…https://scriptable.com/posts/python/observability-fastmcp-server-macos/Fri, 17 Jul 2026 12:39:40 -0400https://scriptable.com/posts/python/observability-fastmcp-server-macos/A server in production has to answer three questions: is it up, what is it doing, and when something breaks, why. This tutorial adds the three observability pillars to a…https://scriptable.com/posts/python/register-fastmcp-server-with-claude-macos/Fri, 17 Jul 2026 12:21:29 -0400https://scriptable.com/posts/python/register-fastmcp-server-with-claude-macos/You have a working MCP server (see Build an MCP Server with FastMCP and Create and Deploy a FastMCP Server on macOS). A server on its own does nothing until a client connects to it. This tutorial…https://scriptable.com/posts/python/clerk-fastmcp-server-macos/Fri, 17 Jul 2026 11:26:54 -0400https://scriptable.com/posts/python/clerk-fastmcp-server-macos/In Add GitHub OAuth to a FastMCP Server you delegated login to GitHub. That is a good fit when your users already have GitHub accounts, but it ties your server to one social provider. This tutorial…https://scriptable.com/posts/claude-code/install-external-mcp-server-plugin/Wed, 15 Jul 2026 10:34:37 -0400https://scriptable.com/posts/claude-code/install-external-mcp-server-plugin/Sometimes the MCP server you want your team to use already exists — published to a registry, a GitHub repo, or a container image by someone else. You do not need to fork it or vendor its source into…https://scriptable.com/posts/claude-code/bundle-mcp-server-plugin/Wed, 15 Jul 2026 09:55:10 -0400https://scriptable.com/posts/claude-code/bundle-mcp-server-plugin/A Claude Code plugin can ship an MCP server the same way it ships a command or a hook: drop a .mcp.json at the plugin root, and Claude Code starts the server for anyone who installs the plugin. The…https://scriptable.com/posts/higgsfield/youtube-video-from-script/Tue, 07 Jul 2026 22:05:31 -0400https://scriptable.com/posts/higgsfield/youtube-video-from-script/[Higgsfield](https://higgsfield.ai) ships a bundled video-explainer workflow through its MCP server: hand it a script and it produces a narrated, animated video by generating one 10-second clip per…https://scriptable.com/posts/higgsfield/youtube-shorts/Tue, 07 Jul 2026 22:00:02 -0400https://scriptable.com/posts/higgsfield/youtube-shorts/[Higgsfield](https://higgsfield.ai) exposes its image and video generation as an MCP server, so you can produce short-form video by chatting with an MCP client instead of clicking around a web app or…https://scriptable.com/posts/python/agent-mcp-server-macos/Tue, 07 Jul 2026 21:53:42 -0400https://scriptable.com/posts/python/agent-mcp-server-macos/The earlier MCP articles built servers that expose tools and a client that calls those tools by hand: you name the tool, you supply the arguments. An agent is the piece that makes those decisions for…https://scriptable.com/posts/python/compose-proxy-fastmcp-server-macos/Tue, 07 Jul 2026 16:36:03 -0400https://scriptable.com/posts/python/compose-proxy-fastmcp-server-macos/As an MCP deployment grows, one giant server file stops scaling. [FastMCP](https://gofastmcp.com) offers two ways to build bigger servers from smaller ones:https://scriptable.com/posts/python/elicitation-sampling-fastmcp-server-macos/Tue, 07 Jul 2026 16:12:01 -0400https://scriptable.com/posts/python/elicitation-sampling-fastmcp-server-macos/Most tools take their inputs up front and return an answer. Two MCP capabilities turn that around and let a tool ask the client for something mid-run:https://scriptable.com/posts/python/progress-streaming-fastmcp-server-macos/Tue, 07 Jul 2026 15:57:27 -0400https://scriptable.com/posts/python/progress-streaming-fastmcp-server-macos/A tool that returns in a few milliseconds needs no ceremony. A tool that runs for several seconds does: without feedback, the client looks frozen, and a user (or a model) cannot tell a slow success…https://scriptable.com/posts/python/external-api-fastmcp-server-macos/Tue, 07 Jul 2026 15:31:21 -0400https://scriptable.com/posts/python/external-api-fastmcp-server-macos/The tools in the earlier articles computed their answers locally. Most useful tools instead reach out to an external service: a weather API, a payments provider, an internal microservice. That…https://scriptable.com/posts/python/tls-caddy-fastmcp-server-macos/Tue, 07 Jul 2026 15:22:55 -0400https://scriptable.com/posts/python/tls-caddy-fastmcp-server-macos/Every deployment article so far bound the server to 127.0.0.1 over plain HTTP. That is correct for local use and unusable for anything else: a client on another machine cannot reach loopback, and…https://scriptable.com/posts/python/rate-limit-fastmcp-server-macos/Tue, 07 Jul 2026 15:03:30 -0400https://scriptable.com/posts/python/rate-limit-fastmcp-server-macos/FastMCP ships global and per-client rate limiters, but a quota that varies by plan needs a small custom middleware. You will write one on top of FastMCP's Middleware base and its RateLimitError, back…https://scriptable.com/posts/python/jwt-fastmcp-server-macos/Tue, 07 Jul 2026 14:39:06 -0400https://scriptable.com/posts/python/jwt-fastmcp-server-macos/Two earlier articles secured a [FastMCP](https://gofastmcp.com) server two ways: Gate a FastMCP Server to Paying Customers verified opaque license keys you minted and stored yourself, and Add GitHub…https://scriptable.com/posts/python/oauth-fastmcp-server-macos/Tue, 07 Jul 2026 13:42:50 -0400https://scriptable.com/posts/python/oauth-fastmcp-server-macos/In Gate a FastMCP Server to Paying Customers you minted your own license keys and verified them yourself. That works, but it means you own the hard parts: issuing credentials, storing them, revoking…https://scriptable.com/posts/python/sqlite-fastmcp-server-macos/Tue, 07 Jul 2026 11:55:45 -0400https://scriptable.com/posts/python/sqlite-fastmcp-server-macos/The FastMCP tutorials so far returned pure, stateless results. Real tools usually need state that persists — a record that is still there after the process restarts. In this tutorial you will build a…https://scriptable.com/posts/python/media-fastmcp-server-macos/Tue, 07 Jul 2026 11:33:13 -0400https://scriptable.com/posts/python/media-fastmcp-server-macos/MCP tools usually return text. But a tool can also return media (an image, a document), and sometimes the right answer isn't the bytes at all but a link to them. This tutorial builds a…https://scriptable.com/posts/python/uvx-fastmcp-server-macos/Tue, 07 Jul 2026 11:32:46 -0400https://scriptable.com/posts/python/uvx-fastmcp-server-macos/The friendliest way to ship a Python command-line tool today is to make it runnable with [uvx](https://docs.astral.sh/uv/guides/tools/), uv's equivalent of pipx run. A user types uvx macmcp and uv…https://scriptable.com/posts/python/claude-code-fastmcp-server-macos/Tue, 07 Jul 2026 10:43:47 -0400https://scriptable.com/posts/python/claude-code-fastmcp-server-macos/Most tutorials hand you code to type. This one does the opposite: you will stand up a [FastMCP](https://gofastmcp.com) server on your Mac in which you never write a line of application code. You…https://scriptable.com/posts/python/license-gated-fastmcp-server-macos/Tue, 07 Jul 2026 10:25:19 -0400https://scriptable.com/posts/python/license-gated-fastmcp-server-macos/Building an MCP server is easy; making sure only the people who paid for it can call it is the part that turns a demo into a product. In this tutorial you will build a…https://scriptable.com/posts/python/connect-fastmcp-server-macos/Tue, 07 Jul 2026 10:03:38 -0400https://scriptable.com/posts/python/connect-fastmcp-server-macos/In the companion article Create and Deploy a FastMCP Server on macOS you built a [FastMCP](https://gofastmcp.com) server and deployed it as a launchd service listening on http://127.0.0.1:8000/mcp/…https://scriptable.com/posts/python/deploy-fastmcp-server-macos/Tue, 07 Jul 2026 09:39:26 -0400https://scriptable.com/posts/python/deploy-fastmcp-server-macos/The [Model Context Protocol](https://modelcontextprotocol.io) (MCP) lets AI clients (Claude Desktop, Claude Code, or your own agent) call tools, read resources, and load prompts from an external…https://scriptable.com/posts/python/mcp-client-fastmcp/Thu, 25 Jun 2026 21:55:47 -0400https://scriptable.com/posts/python/mcp-client-fastmcp/A [Model Context Protocol](https://modelcontextprotocol.io) (MCP) server exposes tools, resources, and prompts; an MCP client is what connects to that server, discovers those capabilities, and calls…https://scriptable.com/posts/python/mcp-server-fastmcp/Thu, 25 Jun 2026 21:31:32 -0400https://scriptable.com/posts/python/mcp-server-fastmcp/The [Model Context Protocol](https://modelcontextprotocol.io) (MCP) is an open standard that lets AI clients (such as Claude Desktop, Claude Code, or your own agent) call tools, read resources, and…