# standard-ebooks.books.search

Search the Standard Ebooks catalog of carefully typeset, public-domain ebooks by title, author, or subject keyword. Returns title, author, language, description, subjects, cover image URL, and direct download links (EPUB, advanced EPUB, Kobo Kepub, Kindle AZW3, XHTML). Sortable by newest, author name, reading ease, length, or popularity. Data: standardebooks.org OPDS 2.0 JSON feed, no auth required.

Agent View of the PolicyLayer registry record for `standard-ebooks.books.search`. HTML page: https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/standard-ebooks.books.search

## Facts

- Tool: `standard-ebooks.books.search`
- Server: Apibase (`apibase-mcp-client`) — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase.md
- Install: `npx -y apibase-mcp-client`
- Homepage: https://github.com/whiteknightonhorse/APIbase
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server auth posture: open
- Server rate-limited: no
- Parameters: 4 (1 required)
- Recommended policy verdict: Allowed

## Parameters

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `page` | integer | no | Page number for pagination (default 1). |
| `sort` | string | no | Sort order: "newest" (S.E. release date, default), "author" (author name A-Z), "reading_ease" (easiest first), "length" (shortest first), "popularity" (most dow |
| `query` | string | yes | Free-text search across title, author name, and subject (e.g. "frankenstein", "jane austen"). Required — an empty query returns zero results. |
| `per_page` | integer | no | Results per page (default 12, max 60). |

Parameters from the server's own tool schema.

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "standard-ebooks.books.search",
    "arguments": {
      "query": "<query>"
    }
  }
}
```

## Why standard-ebooks.books.search is rated Low

Tool retrieves and returns public-domain ebook metadata and download URLs with no side effects.

From the tool's own definition: "Search the Standard Ebooks catalog, returns title, author, description, download links."

## Use case

AI agents call standard-ebooks.books.search to retrieve information from Apibase without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Apibase:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "standard-ebooks.books.search": {}
  }
}
```

## Other tools on Apibase (1383)

- `infra.cloudflare.dns_delete` — Destructive — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/infra.cloudflare.dns-delete.md
- `infra.cloudflare.purge_cache` — Destructive — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/infra.cloudflare.purge-cache.md
- `polymarket.trading.cancel_order` — Destructive — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/polymarket.trading.cancel-order.md
- `ai.image.generate` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/ai.image.generate.md
- `aipush.market.report` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/aipush.market.report.md
- `audio.transcribe.submit` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/audio.transcribe.submit.md
- `dev.code.execute` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/dev.code.execute.md
- `device.registry.command` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/device.registry.command.md
- `document.convert.from_pdf` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/document.convert.from-pdf.md
- `document.convert.to_pdf` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/document.convert.to-pdf.md
- `document.convert.web_to_pdf` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/document.convert.web-to-pdf.md
- `hf_inference.nlp.translate` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/hf-inference.nlp.translate.md
- `infra.browser.create_session` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/infra.browser.create-session.md
- `phone.telnyx.sms_world` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/phone.telnyx.sms-world.md
- `phone.twilio.sms` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/phone.twilio.sms.md
- `platform.batch.call` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/platform.batch.call.md
- `scb.tables.query` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/scb.tables.query.md
- `socrata.datasets.query` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/socrata.datasets.query.md
- `web.screenshot.capture` — Execute — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/web.screenshot.capture.md
- `domain.namesilo.register` — Financial — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/domain.namesilo.register.md
- `phone.telnyx.sms_premium` — Financial — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/phone.telnyx.sms-premium.md
- `polymarket.trading.place_order` — Financial — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/polymarket.trading.place-order.md
- `abr.business.abn_lookup` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abr.business.abn-lookup.md
- `abr.business.acn_lookup` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abr.business.acn-lookup.md
- `abr.business.name_search` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abr.business.name-search.md
- `abs.demographics.population` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abs.demographics.population.md
- `abs.economy.cpi` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abs.economy.cpi.md
- `abs.economy.gdp` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abs.economy.gdp.md
- `abs.economy.labour_force` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abs.economy.labour-force.md
- `abs.economy.trade` — Read — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/abs.economy.trade.md
- …and 1353 more: https://policylayer.com/tools/io-github-whiteknightonhorse-apibase.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-whiteknightonhorse-apibase · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-whiteknightonhorse-apibase