Developer Portal

Launch your shopping agent with one clear setup path.

BuyWhere gives AI agents a product catalog layer for live product discovery, comparison, and merchant handoff spanning 158,000+ storefronts worldwide, with deliver_to ranking so agents only surface products their user can receive.

Start with one API request, then add the published MCP package when you want BuyWhere tools inside Claude Desktop, Cursor, or another MCP client.

Get API key Start in 5 minutes

288M+ products·158,000+ stores·Real-time pricing

REST API

Canonical onboarding endpoint

The shortest path to activation is one authenticated request to GET https://api.buywhere.ai/v1/products/search.

curl -sS "https://api.buywhere.ai/v1/products/search?q=wireless+headphones&limit=5" \
  -H "Authorization: Bearer bw_live_your_key_here"

MCP package

Package-based MCP setup

Use the published MCP package instead of the hosted MCP URL on public onboarding surfaces.

{
  "mcpServers": {
    "buywhere": {
      "command": "npx",
      "args": ["-y", "@buywhere/mcp-server"],
      "env": {
        "BUYWHERE_API_KEY": "bw_live_your_key_here"
      }
    }
  }
}

1. Get API key

Create a working key instantly with the self-serve flow.

2. Follow quickstart

Run your first search request, then branch into the right integration path.

3. Add MCP

Use the package-based MCP setup for Claude Desktop, Cursor, and custom agents.

Built for Reliability

BuyWhere is production-ready infrastructure. We provide predictable latency, high uptime, and transparent versioning so your agents always know what to expect.

Developer Support

Contact support

Enterprise Inquiries

Enterprise inquiries

API Version

Stable

Uptime SLA

99.9%

Last 90 days

Search Latency

<250ms

P50 · cache hits <10ms

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