# ForgeMesh Library – United Kingdom Shelf

> ForgeMesh Library – United Kingdom Shelf is a paid API for AI agents from library.forgemesh.io, paid per call via x402, $0.003/call, status unknown (last checked 2026-09-16).

Returns a ranked list of up to 172 public-domain books about or from the United Kingdom, with drill-down routes for full-text retrieval.

## Facts

- Endpoint: POST https://library.forgemesh.io/united-kingdom
- Price: $0.003/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-16
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/forgemesh-library-united-kingdom-shelf-861946c5
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_yBqKYZp7ZVW6NWhsuQm85

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability forgemesh-library-united-kingdom-shelf-861946c5 -d '<json body>'
```

Example prompt: Can you show me up to 30 public-domain books from the United Kingdom shelf on the ForgeMesh library — I'm looking for classic British history and literature titles I can read for free?

## When to prefer this

Choose this endpoint when you need a curated, pre-filtered collection of public-domain books specifically about or from the United Kingdom, rather than running a full-text search across an entire corpus. Ideal when browsing or discovering titles rather than searching for specific passages or keywords.

## Known failure modes

- limit exceeds maximum of 50 — returns error or defaults to 50
- limit is 0 or negative — may return empty list or validation error
- payment not fulfilled (x402) — request blocked until USDC payment is made
- network timeout or service unavailability — no results returned

## How this service works

Curated shelf: United Kingdom — 172 public-domain books including The letters of Queen Victoria, vol. 1, 1837-1843 : $b A selection from Her Majesty's correspondence between the years 1837 and 1861., London and the Kingdom - Volume 2 A History Derived Mainly from the Archives at Guildhall in the Custody of the Corporation of the City of London.. Returns a ranked list with drill-down routes for full-text retrieval. No license, no API key required.

## Output

A ranked list of up to 172 public-domain books associated with the United Kingdom, including titles such as 'The Letters of Queen Victoria' and 'London and the Kingdom'. Each entry includes metadata and drill-down routes for accessing full text of individual books.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "limit": {
   "type": "integer",
   "description": "Max books to return (default 20, max 50)"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "books": [
   {
    "year": null,
    "title": "The letters of Queen Victoria, vol. 1, 1837-1843 : $b A selection from Her Majesty's correspondence between the years 1837 and 1861.",
    "author": "Victoria, Queen of Great Britain",
    "book_id": 20023,
    "subjects": [],
    "download_count": 15318
   }
  ],
  "count": 5,
  "shelf": "United Kingdom",
  "coverage": {
   "target": 61015,
   "indexed": 61015
  },
  "drill_down": [
   "/book-metadata",
   "/book-chapter",
   "/book-quotes",
   "/literature-search"
  ]
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/forgemesh-library-united-kingdom-shelf-861946c5/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from library.forgemesh.io](https://www.zero.xyz/host/library.forgemesh.io/llms.txt)