Tonzar MCP Server

Model Context Protocol server for Tonzar.com — a Russian B2B export marketplace with 160,000+ products from 8,900+ verified manufacturers.

> Designed for AI agents and B2B buyers researching Russian industrial, medical, agricultural, transport, and IT equipment for export.

What it does

This MCP server exposes Tonzar's full product catalog to any MCP-aware client (Claude Desktop, Claude Code, Cursor, Windsurf, custom agents). Ask in English or Russian:

> "Find Russian manufacturers of MRI scanners with at least 32 slices."
>
> "List welding equipment from Russia under $5,000."
>
> "Get full specs and supplier info for Kirovets K-703M tractor."

The server understands B2B-import context, returns products with prices in USD, specifications, certifications, and verified-manufacturer info ready for sourcing decisions.

Quick start

Endpoint: https://tonzar.com/mcp (Streamable HTTP, no API key required)

Claude Desktop / Claude.ai

Settings → Connectors → Add → paste https://tonzar.com/mcp.

Claude Code

claude mcp add tonzar https://tonzar.com/mcp

Cursor / Windsurf / generic MCP client

Add to your MCP config:

{
  "mcpServers": {
    "tonzar": {
      "url": "https://tonzar.com/mcp"
    }
  }
}

Test directly

curl -X POST https://tonzar.com/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","method":"tools/list","id":1}'

Tools

| Tool | Description |
|------|-------------|
| searchProducts | Full-text search across 160K+ products by name, description, and specifications. Supports synonym expansion (EN↔RU), category filtering, and exclusion filters. |
| getProduct | Get full product details: specs, pricing, images, manufacturer info, related models. |
| listCategories | Browse 15 root categories and their sub-categories with product counts. |
| listProducts | Paginated product listing within a category. |
| getSupplier | Manufacturer details: product count, region, certifications, company info. |

Search features

- Bilingual search — queries in English or Russian, with automatic synonym expansion
- Specifications search — finds products by technical characteristics (voltage, power, material, etc.)
- Exclude filter — exclude: "chipboard,ЛДСП" removes unwanted materials/types
- Minus syntax — query: "desk MDF -chipboard" — inline exclusion
- Category filter — restrict to one of 15 root categories or any sub-category

Example queries

"ventilator" → Mechanical ventilators, lung ventilation devices
"КТ томограф" → CT scanners from Russian manufacturers
"welding machine" → Welding equipment (inverter, MIG/MAG, TIG)
"corner desk MDF -chipboard" → MDF desks, excluding chipboard/ЛДСП
"pump", category: "Medical" → Medical pumps only
"трактор", category: "Agriculture" → Russian-made agricultural tractors

Product categories

15 root industries:

- Furniture — office, hotel, home, kitchen
- Electrical & Lighting — cables, switchgear, lamps, transformers
- Transport & Special Vehicles — buses, trucks, tractors, special-purpose vehicles
- Medical & Healthcare — devices, consumables, hospital equipment
- Industrial Equipment — machine tools, pumps, compressors
- Safety & Security — fire/PPE, surveillance, access control
- Construction & Building — structures, materials, fittings
- Textiles & Fabrics — fabrics, threads, technical textiles
- HVAC & Refrigeration — boilers, AC, freezers
- Agriculture Equipment — tractors, harvesters, irrigation
- IT & Telecommunications — servers, networking, telecom
- Auto Parts & Accessories — components, batteries, tires
- Home Appliances — kitchen, laundry, climate
- Toys & Children Products — toys, prams, school
- Sports & Seasonal — fitness, outdoor, seasonal goods

Protocol details

- Transport — Streamable HTTP (POST /mcp)
- Protocol version — 2025-03-26
- Content-Type — application/json
- Authentication — none (public read-only catalog)
- Rate-limit — fair-use (no published quotas, contact us for volume)

Auto-discovery endpoints

- /.well-known/mcp.json — MCP manifest
- /llms.txt — LLM-friendly site map and content guide

Listed in

- Official MCP Registry — io.github.introman2023/tonzar
- mcp.so

About Tonzar

Tonzar.com is a B2B marketplace connecting international buyers with Russian manufacturers of industrial, medical, agricultural, and consumer goods. All prices are shown in USD. Each product includes:

- Full technical specifications
- Verified manufacturer information (region, year of registration, size, ИНН/ОГРН)
- Direct contact and inquiry options
- Logistics and Trade Assurance support — see /trade-assurance
- Sourcing service for export-ready deals — see /sourcing

Reporting issues

If a tool returns unexpected results, please open an issue with:
- The exact query that failed
- The expected result
- The actual response

License

The catalog data is provided for public, read-only access via this MCP server with no API key required. The server code (this repository) is released under the MIT License.