Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Pay-per-call agent tools over x402 (USDC on Base) — no signup or API key.
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.
Pick the AI app you use, then copy the settings.
PAYMENT-SIGNATUREValues marked secret are keys to your account. Never share them or paste them into a chat.
You need
Which app do you use?
Pick your app above. We remember it, so next time the button says “Install in …”.
This address needs a key in a request header, which the add-connector menu cannot set. Use Claude Code, Cursor or VS Code instead.
Run this in your terminal
claude mcp add --transport http mimirapi https://mimirapi.com/mcp --header 'PAYMENT-SIGNATURE: your-value'Fill in the empty values before running it.
Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"mimirapi": {
"url": "https://mimirapi.com/mcp",
"headers": {
"PAYMENT-SIGNATURE": "your-value"
}
}
}
}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": {
"mimirapi": {
"type": "http",
"url": "https://mimirapi.com/mcp",
"headers": {
"PAYMENT-SIGNATURE": "your-value"
}
}
}
}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.
This address needs a key in a request header, which the add-connector menu cannot set. Use Claude Code, Cursor or VS Code instead.
Your choice stays on this device in a cookie; no account needed.
PAYMENT-SIGNATURE secret HTTP headerThese settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
Tool names and descriptions exactly as the server reported them on Nov 8, 2026. The maker wrote them, not us; we show them as plain text.
screenshot_urlRender any public https URL in a real browser and return a full-page screenshot (PNG) plus an axe-core accessibility audit — WCAG violations with rule id, impact, a fix-it link, and affected-node counts. See what a page actually looks like and what is wrong with it, in one call.
generate_qrGenerate a QR code as an SVG for any text or URL. Free.
generate_chartRender a simple chart as an SVG from a series of numeric values. Free.
generate_og_imageGenerate a social / OpenGraph preview image (SVG) with a title and optional subtitle and theme. Free.
validate_phoneValidate a phone number: is it a well-formed E.164 number, and what country calling code and region does it carry? Pure format + country check, no network call, no message sent. Free. For the authoritative carrier and line type (mobile / landline / VoIP), use the paid phone-intel
list_premium_toolsList MimirAPI premium pay-per-call tools available over x402 (USDC on Base) — wallet sanctions screening, ephemeral Postgres databases, and provenance certificates. No signup, no API key: each answers HTTP 402 with a payment challenge.
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 9, 2026
The registry name was verified with the GitHub account Latimer-Woods-Tech, which owns the repo
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
Responded in 115 ms (HTTP 200)
No sign-in needed
Read 6 tool descriptions and found no hidden instructions to the AI
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 3 of 3 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.
You need to fill in: PAYMENT-SIGNATURE
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 (0.1.0) reached the registry 30 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, Show HN Launches — buy per-query in-session (showhnwatch)
Servers in the same category from other makers, sorted by stars.
Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.
Show HN: indie launches & side projects. $0.01/query. Be born in one call — free testnet funds.
No README found in the repo