Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
What Claude, ChatGPT, Cursor and the MCP Registry require to list an MCP connector or plugin.
These three are never merged into one score: opinions, measurements and popularity are different things.
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
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Works in Claude on the web, desktop and mobile:
https://mcp.invokary.com/mcpRun this in your terminal
claude mcp add --transport http platform-requirements https://mcp.invokary.com/mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"platform-requirements": {
"url": "https://mcp.invokary.com/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Paste into .vscode/mcp.json in your project
{
"servers": {
"platform-requirements": {
"type": "http",
"url": "https://mcp.invokary.com/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
ChatGPT connects only to servers on the internet:
https://mcp.invokary.com/mcpMenu names can differ slightly by plan and over time.
Your choice stays on this device in a cookie; no account needed.
These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
We have not read this server’s tool list yet; we check endpoints in rotation.
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 7, 2026
The registry name was verified against the domain invokary.com (the registry checks domain ownership)
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
Not checked yet; we check endpoints in rotation
Not checked yet; we check endpoints in rotation
Not checked yet; we read the tool list when we check the endpoint
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
The registry does not list a required key, though some servers ask you to sign in on first use.
It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.
The GitHub repo last changed –, and the latest version (1.0.0) reached the registry 32 days ago.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.
In the same category: Spec Driven Development, Remote Desktop Commander, Claude Checkpoint MCP
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
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Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.
A read-only MCP server for what Claude, ChatGPT, Cursor and the Official MCP Registry require before they list an MCP connector or plugin. Every answer carries the requirement's sources, an evidence label and the date it was last checked.
Endpoint: https://mcp.invokary.com/mcp (Streamable HTTP, no sign-in)
Maintained by Invokary. The data is the Platform Requirements dataset, published under CC BY 4.0.
Listed in: the Official MCP Registry as com.invokary/platform-requirements, Claude's Connectors Directory (Community), and Smithery.
The server needs no account, key or sign-in. Add it by URL:
https://mcp.invokary.com/mcp.claude mcp add --transport http platform-requirements https://mcp.invokary.com/mcphttps://mcp.invokary.com/mcp..cursor/mcp.json (or install the plugin in .cursor-plugin/): { "mcpServers": { "platform-requirements": { "url": "https://mcp.invokary.com/mcp" } } }
.vscode/mcp.json: { "servers": { "platform-requirements": { "type": "http", "url": "https://mcp.invokary.com/mcp" } } }
npx @modelcontextprotocol/inspector --cli https://mcp.invokary.com/mcp --method tools/listIt speaks the 2026-07-28 protocol (server/discover, no sessions) and still serves clients that open with the 2025 initialize handshake.
| Tool | What it does |
|---|---|
list_platforms | Lists the platforms covered, with each one's directory, vendor, number of requirements, topics and latest check date. |
get_platform_requirements | Returns one platform's requirements, optionally narrowed to a topic or a product surface. |
get_requirement | Returns one requirement by id, such as claude.rule-annotations, or what replaced it if it was retired. |
compare_platforms | Sets two or more platforms' requirements side by side, grouped by topic. |
search_requirements | Finds requirements matching keywords or a question, such as "privacy policy" or "test cases". |
list_platform_changes | Lists dated notes on changes to the platforms' submission rules. |
Every result has a text form and a structured form (each tool declares an output schema), and both end with the citation: the dataset's name, version, date, license and attribution. tools.json holds the full tool definitions.
All six tools set the same hints, for the same reason: they only read a dataset bundled with the server.
| Hint | Value | Why |
|---|---|---|
readOnlyHint | true | The tools read the bundled dataset and change nothing. |
destructiveHint | false | Nothing is written or deleted, anywhere. |
openWorldHint | false | The tools call no outside system; every answer comes from the bundled data. |
idempotentHint | true | The same call returns the same answer until the data is next updated. |
data/platform-requirements.json is a copy of invokary.com/data/platform-requirements.json, the dataset's source of truth. A daily workflow (sync-data.yml) copies a new version when there is one, after it passes validation and the tests, and the server redeploys from the commit.
id. An id is never reused; a removed requirement is listed as retired, with its replacement if there is one.evidence is V (verified against the platform's documentation), 3P (third-party), CC (company claim) or INF (inference).verifiedAt is the date the requirement was last checked against its sources.Spotted a requirement that is out of date? Open an issue with the platform page that says otherwise, or write to hello@invokary.com.
The server has no accounts and sets no cookies. For each request it records the method, the tool name, the client name and version the client declares, the protocol version, the outcome and the response time. It never records IP addresses, user agents or tool arguments. Cloudflare processes your IP address to deliver the response and to apply a rate limit, and the server does not store it. Invokary's privacy notice is at invokary.com/legal/privacy.
npm ci
npm test # unit, protocol and HTTP tests, the submission test cases (evals/) and the tools.json check npm run typecheck npm run dev # wrangler dev on http://127.0.0.1:8787/mcp npm run tools:json # regenerate tools.json after changing a tool npm run data:sync # refresh the dataset snapshot from invokary.com
The Worker deploys to mcp.invokary.com through Cloudflare Workers Builds on every push to main, so no Cloudflare credentials live in this repository.
The code is under the MIT License. The data in data/ is under CC BY 4.0: credit Invokary and link to https://invokary.com/platforms.
Invokary is an independent studio and is not affiliated with Anthropic, OpenAI or Anysphere. Claude, ChatGPT and Cursor are trademarks of their respective owners.