io.github.SolvoHQ/openworkdays is a remote MCP server that gives an AI agent 1 tool, among them businessdays. It answers at https://openworkdays.vercel.app/api/mcp over streamable HTTP, and it listed its tools to an anonymous client, so no sign-in was needed for that. Our probes reached it 6 of 6 times since 11 September 2026; the last check, on 20 October 2026, succeeded.
Zero-signup business-day date-math API: add days, count days between dates, is-business-day.
Description as the publisher wrote it.
| Tool | What it does |
|---|---|
businessdays | Business-day date math. Three modes inferred from params: add (start+days -> the date N business days away, negative days = before), diff (start+end -> count of business days between, inclusive of both endpoints), is (date -> is it a busine Inputs: start, days, end, date, weekend, holidays |
Every block below points at https://openworkdays.vercel.app/api/mcp. Pick your client and copy.
claude mcp add --transport http io-github-solvohq-openworkdays https://openworkdays.vercel.app/api/mcp
{
"mcpServers": {
"io-github-solvohq-openworkdays": {
"command": "npx",
"args": ["-y", "mcp-remote", "https://openworkdays.vercel.app/api/mcp"]
}
}
}{
"mcpServers": {
"io-github-solvohq-openworkdays": {
"url": "https://openworkdays.vercel.app/api/mcp"
}
}
}{
"servers": {
"io-github-solvohq-openworkdays": {
"type": "http",
"url": "https://openworkdays.vercel.app/api/mcp"
}
}
}{
"context_servers": {
"io-github-solvohq-openworkdays": {
"url": "https://openworkdays.vercel.app/api/mcp"
}
}
}{
"mcpServers": {
"io-github-solvohq-openworkdays": {
"serverUrl": "https://openworkdays.vercel.app/api/mcp"
}
}
}{
"mcpServers": {
"io-github-solvohq-openworkdays": {
"url": "https://openworkdays.vercel.app/api/mcp"
}
}
}name: io.github.SolvoHQ/openworkdays
version: 0.0.1
schema: v1
mcpServers:
- name: io.github.SolvoHQ/openworkdays
type: streamable-http
url: https://openworkdays.vercel.app/api/mcp{
"mcpServers": {
"io-github-solvohq-openworkdays": {
"httpUrl": "https://openworkdays.vercel.app/api/mcp"
}
}
}{
"mcpServers": {
"io-github-solvohq-openworkdays": {
"type": "http",
"url": "https://openworkdays.vercel.app/api/mcp"
}
}
}{
"mcpServers": {
"io-github-solvohq-openworkdays": {
"url": "https://openworkdays.vercel.app/api/mcp"
}
}
}goose://extension?url=https%3A%2F%2Fopenworkdays.vercel.app%2Fapi%2Fmcp&type=streamable_http&id=io-github-solvohq-openworkdays&name=io.github.SolvoHQ/openworkdays
It answered our last check on 20 October 2026 in 284 ms. Over 6 checks since 11 September 2026 it answered 6. Status here comes from Neuronto's own probes, not from the publisher.
1, as returned by the server's own tools/list on 12 September 2026: businessdays.
It answered our last check on 20 October 2026 in 284 ms. Over 6 checks since 11 September 2026 it answered 6.
Put the server under mcpServers in ~/.cursor/mcp.json with the URL https://openworkdays.vercel.app/api/mcp. The exact JSON is above, with the same setup for Claude Code, Claude Desktop, VS Code, Windsurf, Zed, Gemini CLI and the rest.
It listed its tools to an anonymous client, so reading the tool list needs no key. Individual tools can still ask for credentials in their own inputs.
Publisher: io.github.solvohq. Endpoint host: openworkdays.vercel.app. ARD identifier: urn:air:io.github.solvohq:mcp:openworkdays.
First indexed 10 September 2026. The tools are exactly what the server returned; nothing on this page
is inferred from its name. Ranking in Neuronto search is never for sale.