Spree Commerce: open-source B2B and marketplace ecommerce
Open-source B2B and marketplace ecommerce; new stores include an MCP server for AI agents.
Runs in the cloud
Tonzar B2B Russian Export Marketplace
Overview
Description from the maker (original English)
Search 160k+ Russian B2B products from 8,900+ verified manufacturers (EN/RU).
PopNx MCP’s three pillars
These three are never merged into one score: opinions, measurements and popularity are different things.
- User voiceiNo reviews yetReviews open together with accounts in a later step
- Our basic checksi1 of 1 passedChecked from public information; code not scanned yet
- UsageiVery new★ –
What you can do with it
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
- Connection: Runs in the cloud
- Transport: Streamable HTTP
- Category: Online shops & payments
Install
Pick the AI app you use, then copy the settings.
Before you install
- Basic checks: 1 of 1 passed
- Runs on the maker’s server: what you ask it goes through their server.
- The registry lists no key to fill in.
You need
- Runs in the cloudNothing to install; it connects over the internet
Which app do you use?
Pick your app above. We remember it, so next time the button says “Install in …”.
Works in Claude on the web, desktop and mobile:
- Open Settings → Connectors
- Press Add custom connector
- Paste the address below and press Add
- If it asks you to sign in, sign in with the maker
https://tonzar.com/mcpRun this in your terminal
claude mcp add --transport http tonzar https://tonzar.com/mcpOr copy the settings yourself
Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"tonzar": {
"url": "https://tonzar.com/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Or copy the settings yourself
Paste into .vscode/mcp.json in your project
{
"servers": {
"tonzar": {
"type": "http",
"url": "https://tonzar.com/mcp"
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
ChatGPT connects only to servers on the internet:
- Open ChatGPT on the web → Settings → Connectors (Apps)
- Press Create or Add (some plans need Developer mode under Advanced first)
- Paste the address below, give it a name and save
- If it asks you to sign in, sign in with the maker
https://tonzar.com/mcpMenu names can differ slightly by plan and over time.
Your choice stays on this device in a cookie; no account needed.
These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
What it can do
We have not read this server’s tool list yet; we check endpoints in rotation.
Basic checksi
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 8, 2026
- ✓ Pass
Maker matches the repo
The registry name was verified with the GitHub account introman2023, which owns the repo
- … Not checked yet
Still maintained
We have not read this repo from GitHub yet
- … Not checked yet
Has a licence
We have not read this repo from GitHub yet
- … Not checked yet
Endpoint responds
Not checked yet; we check endpoints in rotation
- … Not checked yet
Sign-in with OAuth
Not checked yet; we check endpoints in rotation
- … Not checked yet
No hidden instructions in tool descriptions
Not checked yet; we read the tool list when we check the endpoint
Compared with others in Online shops & paymentsi
- More stars than 0% of the other 2548 servers in this category
- Published to the registry more recently than 7% of the other 2548 servers in this category
- Basic checks equal to or better than 100% of the other 2548 servers in this category
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
Common questions
Is Tonzar B2B Russian Export Marketplace safe?
It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
What keys or codes does it need?
The registry does not list a required key, though some servers ask you to sign in on first use.
Does it run on my computer or in the cloud?
It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.
Is it still maintained?
The GitHub repo last changed –, and the latest version (1.0.0) reached the registry 6 months ago.
Which apps can use it?
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.
What can I use instead?
In the same category: Spree Commerce: open-source B2B and marketplace ecommerce, Stripe MCP, MCP Cn Commerce
Alternatives
Servers in the same category from other makers, sorted by stars.
Reading a card:↓ Downloads per weeki★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
Stripe MCP
Stripe’s official server lets AI view and manage customers, products, payments and invoices. Connect to Stripe’s cloud and sign in with OAuth.
Runs in the cloud✓ stripe.com
MCP Cn Commerce
8 read-only MCP platform entries; support is operation-specific; merchant live acceptance pending
Runs on your computer
README from the maker
Open the README
Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.
Tonzar MCP Server
Model Context Protocol server for [Tonzar.com](https://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/mcpCursor / 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.