Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Real-time product data across 450+ retailers — look up any UPC for prices, images, and margin data.
These three are never merged into one score: opinions, measurements and popularity are different things.
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
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AuthorizationValues marked secret are keys to your account. Never share them or paste them into a chat.
You need
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This address needs a key in a request header, which the add-connector menu cannot set. Use Claude Code, Cursor or VS Code instead.
Run this in your terminal
claude mcp add --transport http product-source https://mcp.productsource.io/mcp --header 'Authorization: your-value'Fill in the empty values before running it.
Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"product-source": {
"url": "https://mcp.productsource.io/mcp",
"headers": {
"Authorization": "your-value"
}
}
}
}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.
Paste into .vscode/mcp.json in your project
{
"servers": {
"product-source": {
"type": "http",
"url": "https://mcp.productsource.io/mcp",
"headers": {
"Authorization": "your-value"
}
}
}
}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.
This address needs a key in a request header, which the add-connector menu cannot set. Use Claude Code, Cursor or VS Code instead.
Your choice stays on this device in a cookie; no account needed.
Authorization secret required HTTP headerThese settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
We have not read this server’s tool list yet; we check endpoints in rotation.
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 6, 2026
The registry name was verified against the domain productsource.io (the registry checks domain ownership)
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
Not checked yet; we check endpoints in rotation
Not checked yet; we check endpoints in rotation
Not checked yet; we read the tool list when we check the endpoint
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
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.
You need to fill in: Authorization
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.
The GitHub repo last changed –, and the latest version (1.0.1) reached the registry 7 months ago.
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.
In the same category: Spec Driven Development, Remote Desktop Commander, yontu
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.
Türkçe yazı denetimi: TDK kuralları, yapay zekâ izleri, metin türüne göre üslup.
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.
Real-time product data across 450+ retailers. Look up any product by UPC — get prices, availability, images, descriptions, SEO data, marketplace sell prices, and margin estimates.
MCP URL: https://mcp.productsource.io/mcp Transport: Streamable HTTP Auth: Bearer token (API key) Docs: productsource.io/docs
Get a free API key at productsource.io — enter your email, get a key instantly. 500 lookups/month, no credit card required.
claude -p "start ProductSource MCP" -p "YOUR_API_KEY"
codex --mcp productsource-mcp --api-key YOUR_API_KEY
Add to your MCP client configuration:
{
"mcpServers": { "product-source": { "type": "streamable-http", "url": "https://mcp.productsource.io/mcp", "headers": { "Authorization": "Bearer YOUR_API_KEY" } } } }
All 8 tools verified and working:
| Tool | Description |
|---|---|
lookup_product | Look up a product by UPC — returns title, brand, description, images, prices at every retailer, marketplace sell data |
search_products | Search 450+ retailer catalogs by keyword, brand, or category |
compare_prices | Compare current prices for a UPC across all tracked retailers |
get_price_history | Historical price data for a product over time |
find_deals | Find products with the highest margin between source cost and marketplace sell price |
check_availability | Check in-stock status at any or all retailers |
get_images | All product images from every source, deduplicated |
get_new_listings | Recently discovered products — new drops at retailers |
All matched by UPC/GTIN across 450+ retailers.
| Tier | Lookups/mo | Price |
|---|---|---|
| Free | 500 | $0 |
| Pro | 10,000 | $29.99/mo |
| Business | 100,000 | $99.99/mo |
| Scale | 500,000 | $249.99/mo |
| Enterprise | 1,000,000 | $499.99/mo |