Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx agentmods add instructions/jeffkimble/etsy-mcp-server/claude-mdgit clone --depth 1 https://github.com/jeffkimble/etsy-mcp-serverWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/instructions/jeffkimble/etsy-mcp-server/claude-md)<a href="https://agentmods.dev/instructions/jeffkimble/etsy-mcp-server/claude-md"><img src="https://agentmods.dev/badge/instructions/jeffkimble/etsy-mcp-server/claude-md.svg" alt="Measured on agentmods" height="20"></a>What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00879 | $0.00879 |
| Opus 5 | $0.00439 | $0.00439 |
| Sonnet 5 | $0.00176 | $0.00176 |
| Haiku 4.5 | $0.00088 | $0.00088 |
Grade A, and why
etsy-mcp-server CLAUDE.md scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 4d ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
This is a copy
89% identical to etsy-mcp-server CLAUDE.md — 8 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.
How it starts
The opening of the file, as written. The whole thing — 109 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Etsy MCP Server - Project Context
Overview
This is a Model Context Protocol (MCP) server that provides access to the Etsy API through standardized tools. It enables AI assistants and MCP clients to interact with Etsy shops, manage listings, and access seller taxonomy information.
Project Structure
Core Files
src/index.ts- Main server entry point with OAuth token managementsrc/config.ts- Configuration loading from environment variables or settings filesrc/handlers/- Tool handlers organized by functionality:shop.ts- Shop information and sectionslisting.ts- Listing management (create, update, images, inventory)seller-taxonomy.ts- Product taxonomy and properties
Configuration
- Settings File:
etsy_mcp_settings.json(useetsy_mcp_settings.example.jsonas template) - Environment Variables:
ETSY_API_KEY,ETSY_SHARED_SECRET,ETSY_REFRESH_TOKEN - OAuth Helper:
src/get-refresh-token.ts- Interactive script to obtain refresh tokens
Development Setup
npm install # Install dependencies
npm run build # Build TypeScript to ./build/
npm run watch # Auto-rebuild on changes
npm start # Start the MCP server
npm run inspector # Launch MCP Inspector for debugging
Testing
npm test # Run test suite with Vitest
npm run lint # ESLint with TypeScript rules
npm run format # Prettier formatting
Available Tools
Shop Tools
getMe- Get authenticated user info (returns user_id and shop_id)getShop(shop_id)- Get shop informationgetShopSections(shop_id)- List shop sections
Listing Tools
getListingsByShop(shop_id, state?)- List shop listings (states: active, draft, etc.)createDraftListing(shop_id, title, description, price, quantity, who_made, when_made, taxonomy_id)- Create new listingupdateListing(shop_id, listing_id, title?, description?, price?)- Update existing listinguploadListingImage(shop_id, listing_id, image_path)- Upload listing imagegetListingImages(listing_id)- Get listing imagesgetListingFiles(listing_id)- Get digital listing filesgetListingInventory(listing_id)- Get inventory detailsupdateListingInventory(listing_id, products)- Update inventory
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 4d ago First seen · 109 lines · 879 tokens per session scan A 13ce3b2658e4
etsy-mcp-server CLAUDE.md is an instructions file published in the GitHub repository jeffkimble/etsy-mcp-server (0 stars, last pushed 1y ago), licensed MIT. It adds 879 tokens to every session, about $0.0044 per session on Opus 5. A static security scan graded it A with 0 findings. It is 89% identical to etsy-mcp-server CLAUDE.md, differing in 8 lines, and is treated as a copy.
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