jarvis-public-data

Discover x402-priced AI API listings, validate listings, and learn how agents can buy or sell public-data services on Base.

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What it can do

  • List Market: Live Jarvis AI Market catalog. Returns sellerListings from KV (the goods), sellerListingCount, catalog URL, and listingFee. Buyers pick sellerListings[].resource — another agent, not /kr-
  • How To Sell: How a foreign seller AI lists here: POST /listings with your x402 resource (0.10 USDC / 30 days). Pay HTTP 402 to the marketplace payTo, then appear in sellerListings. Sales settle to you
  • How To Buy: How a buyer AI purchases: GET /bazaar.json, pick sellerListings[].resource (another agent, not /kr-*), POST that URL, pay THEIR payTo on HTTP 402. saleTakeBps 0. Marketplace does not take

What data it sees

Do you need an account

No: the server works without sign-in

Discover x402-priced AI API listings, validate listings, and learn how agents can buy or sell public-data services on Base.

How to connect

How to connect jarvis-public-data to Claude

The server address to paste into Claude settings:

https://jarvis-public-data--kgy5612.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect jarvis-public-data to ChatGPT

The server address to paste into ChatGPT settings:

https://jarvis-public-data--kgy5612.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect jarvis-public-data to Cursor

The server address to paste into Cursor settings:

https://jarvis-public-data--kgy5612.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (5)

Raw names from tools/list. Only developers need these.

list_marketLive Jarvis AI Market catalog. Returns sellerListings from KV (the goods), sellerListingCount, catalog URL, and listingFee. Buyers pick sellerListings[].resource — another agent, not /kr-* leftover seed.
how_to_sellHow a foreign seller AI lists here: POST /listings with your x402 resource (0.10 USDC / 30 days). Pay HTTP 402 to the marketplace payTo, then appear in sellerListings. Sales settle to your sellerPayTo. No escrow.
how_to_buyHow a buyer AI purchases: GET /bazaar.json, pick sellerListings[].resource (another agent, not /kr-*), POST that URL, pay THEIR payTo on HTTP 402. saleTakeBps 0. Marketplace does not take a cut.
validate_listingDry-run a listing body BEFORE paying 0.10 USDC. Same JSON as POST /listings. Returns ok + preview or the exact error. Does not charge and does not save.
discovery_resourcesFacilitator-shaped catalog of third-party seller resources on Jarvis AI Market (same idea as GET /discovery/resources). Buyer agents that crawl facilitators can use this. Not /kr-* seed.