Ebook File Check is an MCP server with 2 tools an agent can call, among them ebook_check, ebook_compare. It answers at https://powmcp.com/epub-check/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 10 September 2026; the last check, on 19 October 2026, succeeded.
Run EPUBCheck for EPUB specification errors and compare two exports.
Description as the publisher wrote it.
| Tool | What it does |
|---|---|
ebook_check | Validates one EPUB (a directly hosted public URL or a file attached in chat) against the EPUB 2/3 specification using a pinned local EPUBCheck 5.3.0 engine run in a no-network sandbox. Each call takes exactly one source: the url parameter o Inputs: url, file, maxMessages |
ebook_compare | Runs the identical pinned EPUBCheck 5.3.0 validation over exactly two EPUB builds (directly hosted public URLs or files attached in chat, baseline first, revised second) sequentially under one shared 110-second deadline, then reports which Inputs: urls, files, maxMessages |
Every block below points at https://powmcp.com/epub-check/mcp. Pick your client and copy.
claude mcp add --transport http ebook-file-check https://powmcp.com/epub-check/mcp
{
"mcpServers": {
"ebook-file-check": {
"command": "npx",
"args": ["-y", "mcp-remote", "https://powmcp.com/epub-check/mcp"]
}
}
}{
"mcpServers": {
"ebook-file-check": {
"url": "https://powmcp.com/epub-check/mcp"
}
}
}{
"servers": {
"ebook-file-check": {
"type": "http",
"url": "https://powmcp.com/epub-check/mcp"
}
}
}{
"context_servers": {
"ebook-file-check": {
"url": "https://powmcp.com/epub-check/mcp"
}
}
}{
"mcpServers": {
"ebook-file-check": {
"serverUrl": "https://powmcp.com/epub-check/mcp"
}
}
}{
"mcpServers": {
"ebook-file-check": {
"url": "https://powmcp.com/epub-check/mcp"
}
}
}name: Ebook File Check
version: 0.0.1
schema: v1
mcpServers:
- name: Ebook File Check
type: streamable-http
url: https://powmcp.com/epub-check/mcp{
"mcpServers": {
"ebook-file-check": {
"httpUrl": "https://powmcp.com/epub-check/mcp"
}
}
}{
"mcpServers": {
"ebook-file-check": {
"type": "http",
"url": "https://powmcp.com/epub-check/mcp"
}
}
}{
"mcpServers": {
"ebook-file-check": {
"url": "https://powmcp.com/epub-check/mcp"
}
}
}goose://extension?url=https%3A%2F%2Fpowmcp.com%2Fepub-check%2Fmcp&type=streamable_http&id=ebook-file-check&name=Ebook%20File%20Check
It answered our last check on 19 October 2026 in 433 ms. Over 6 checks since 10 September 2026 it answered 6. Status here comes from Neuronto's own probes, not from the publisher.
Yes. It is published by powmcp.com and served from powmcp.com, the vendor's own domain: https://powmcp.com/epub-check/mcp.
2, as returned by the server's own tools/list on 11 September 2026: ebook_check, ebook_compare.
It answered our last check on 19 October 2026 in 433 ms. Over 6 checks since 10 September 2026 it answered 6.
Put the server under mcpServers in ~/.cursor/mcp.json with the URL https://powmcp.com/epub-check/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: com.powmcp. Endpoint host: powmcp.com. ARD identifier: urn:air:com.powmcp:mcp:epub-check.
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.