# Zvab — Wrapped API

> **You are on:** `https://api.paywithlocus.com/api` | [llms.txt](https://paywithlocus.com/llms.txt) | [docs](https://docs.paywithlocus.com)
>
> Locus runs on multiple environments -- make sure every URL you call matches your expected environment.
> | Environment | Landing | API | Docs |
> |---|---|---|---|
> | Production | paywithlocus.com | api.paywithlocus.com | docs.paywithlocus.com |
> | Beta | beta.paywithlocus.com | api.beta.paywithlocus.com | docs.paywithlocus.com |
> | Stage | stage.paywithlocus.com | api.stage.paywithlocus.com | docs.paywithlocus.com |
>
> If the API URL above doesn't match your expected environment, re-fetch this file from the correct domain.

> Search for used and antiquarian books on ZVAB.com by ISBN to instantly access pricing, condition details, seller information, and shipping rates from multiple dealers. Compare listings across the marketplace to find the best deals on rare and out-of-print books.

**Category:** Marketplaces | **Website:** [www.zvab.com/](https://www.zvab.com/) | **Docs:** [parse.bot/marketplace/f88b530f-c92a-4bf2-9804-cc7659cc926b/zvab-com-api](https://parse.bot/marketplace/f88b530f-c92a-4bf2-9804-cc7659cc926b/zvab-com-api)

Pay-per-use API proxy. Each call is automatically billed to your wallet in USDC.

## Access

**Base URL:** `https://api.paywithlocus.com/api/wrapped/parse-zvab-com-api-f88b530f/`
**Auth:** `Authorization: Bearer <LOCUS_API_KEY>`

## Endpoints

### get_listing

Retrieve full details for a specific ZVAB listing by its numeric listing ID or full listing URL. Returns comprehensive information including title, author, publisher, year, ISBNs, price, condition, binding, seller name and location, full description, and shipping rates with per-destination cost breakdowns (standard and express).

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `listing_id` | string | Yes | Numeric listing ID (e.g. 32374088414) or full listing URL (e.g. https://www.zvab.com/.../32374088414/bd). Obtainable from search_by_isbn results. |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-zvab-com-api-f88b530f/get_listing \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"listing_id":"<string>"}'
```

### search_by_isbn

Search ZVAB for all active used/antiquarian book listings matching an ISBN-10 or ISBN-13. Returns paginated results (20 per page) sorted by relevance. Each listing includes title, author, publisher, year, price, condition, binding, seller details, and shipping cost to the configured destination. Results are auto-iterated across pages.

**Estimated cost:** Metered

| Field | Type | Required | Description |
|-------|------|----------|-------------|
| `isbn` | string | Yes | ISBN-10 (10 digits) or ISBN-13 (13 digits). Hyphens are stripped automatically. |
| `page` | integer | No | Page number for pagination. Each page returns up to 20 listings. |

```bash
curl -X POST https://api.paywithlocus.com/api/wrapped/parse-zvab-com-api-f88b530f/search_by_isbn \
  -H "Authorization: Bearer YOUR_LOCUS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"isbn":"<string>","page":"<integer>"}'
```