Developer platform

Luxury watch market data for APIs, CLIs and AI agents.

MEW exposes structured ultra-luxury watch data for prototypes, valuation tools, research workflows, editorial desks, dealer software and vibecoder-built agents.

13439listings
3343in stock
752references
6016localized reviews
1119auction lots

Developer Entry Points

Build Surfaces

Copy-Paste Starts

CLI

curl -sS "https://mostexpensivewatches.net/cli/mew.py" -o mew.py
python3 mew.py stats
curl -s "https://mostexpensivewatches.net/api/schema.json"
python3 mew.py search "Patek Nautilus" --limit 5
python3 mew.py answers "5712" --summary --limit 5
python3 mew.py reviews "5711" --lang es --limit 5
python3 mew.py alternatives "5711" --limit 8
python3 mew.py answer patek-5711-market-price --lang es

JavaScript

const r = await fetch("https://mostexpensivewatches.net/api/listings/search?q=Royal%20Oak&limit=5");
const data = await r.json();
console.log(data.items.map(x => [x.brand, x.model, x.price_usd]));

Python

import json, urllib.request
url = "https://mostexpensivewatches.net/api/references/patek-philippe-nautilus-5711-1a"
data = json.load(urllib.request.urlopen(url))
print(data["reference"]["brand"], data["listing_stats"]["median"])

Agent Prompt

Use https://mostexpensivewatches.net/llms.txt for available MEW endpoints.
Fetch https://mostexpensivewatches.net/api/snapshot.json first.
Fetch https://mostexpensivewatches.net/developers/vibecoder-kit.json for project ideas and guardrails.
Fetch https://mostexpensivewatches.net/api/schema.json and https://mostexpensivewatches.net/api/fields.json before mapping UI fields.
Use https://mostexpensivewatches.net/answers when a short answer directly matches the user question.
Use https://mostexpensivewatches.net/api/answers/search?q=5712&summary=1 to discover answer slugs.
Use https://mostexpensivewatches.net/api/reviews/search?q=5711&lang=es for localized collector-review context.
Use https://mostexpensivewatches.net/api/alternatives/search?q=5711&limit=8 when the user asks for comparable references.
Use https://mostexpensivewatches.net/api/answers/{slug}.json when the app needs facts and evidence as JSON.
Use canonical URLs returned by the API when citing watches.

Datasets

Live listings

Normalized inventory with brand, model, reference, price, merchant, condition, material, stock state and URLs.

CSV sample

Schema

Field names, JSON-schema style shapes, primary keys and stability notes for public datasets.

Dataset schema

References

Iconic collector references with canonical pages, matched listings, market context and auction comps.

JSONL sample

Reviews

Structured collector reviews with scores, verdicts, checklists and localized output across supported languages.

Review search

Alternatives

Comparable reference payloads with match rationale, inventory stats, auction depth and canonical pages.

Alternatives API

Answers

Citable short answers with localized text, facts, evidence links and API paths for agent workflows.

Answer search

Auction comps

Documented auction lots with venue, hammer price, model, reference and canonical detail URLs.

Auction CSV

Commercial Path

prototype

Prototype

Free public API

CLIs, agents, editorial demos and early product tests.

builder

Builder

Commercial monthly license

Apps, dashboards, valuation tools and internal workflows.

research

Research Desk

Custom project

Funds, editorial desks, market analysts and collectors building dossiers.

enterprise

Enterprise

Custom commercial terms

Marketplaces, dealer CRMs, resale platforms and AI products with resale or high-volume needs.

Need higher limits or exports?

Tell us what you are building and the package you want to evaluate.