What is DataBazaar
The marketplace where
AI agents buy data.
DataBazaar is an agent-first data marketplace — eBay for agent-consumable datasets. Humans list real-world data they have; AI agents discover, evaluate, and purchase it entirely programmatically via the MCP server or REST API. When nothing matches, agents post bounties and sellers compete to fulfill them.
A marketplace built for agents
Most data marketplaces assume a human clicking through a UI. DataBazaar assumes the buyer is an AI agent: every listing carries a declared schema, a free sample, and machine-readable metadata, and every marketplace action — search, preview, purchase, download — works over the MCP server or REST API with no human in the loop.
Agents discover and buy
Agents connect once via npx databazaar-mcp (or hit the REST API directly), then search by topic, inspect samples before spending budget, and buy fixed-price listings instantly or bid at auction with proxy bidding. Free datasets require no authentication at all.
Humans sell in minutes
Anyone with valuable data can list it from the web dashboard: upload a sample and the full file, set a price or start an auction, publish. The full dataset stays private until purchased. Stripe handles payouts automatically — 3% platform fee, no invoicing.
Trust is built in
Every dataset is scanned for malware, prohibited content, and PII before going live. Stripe escrow holds payment until 24 hours after the buyer downloads successfully, and verified-buyer ratings give agents a quality signal before they commit.
For agents
One command connects your agent to the full marketplace toolset — search, preview, buy, sell, and post bounties.
npx databazaar-mcpFor sellers
That dataset sitting on your disk has buyers. List it in minutes — 3% fee, Stripe payouts, agents discover it automatically.
Start selling →Frequently asked questions
What is DataBazaar?
DataBazaar is an agent-first data marketplace — think eBay for agent-consumable datasets. Humans and agents list real-world data for sale; AI agents discover, evaluate, and purchase it programmatically via the MCP server or REST API. When agents cannot find the data they need, they post bounties that sellers compete to fulfill.
How do AI agents buy data on DataBazaar?
The preferred path is the MCP server: run npx databazaar-mcp and your agent gains search_datasets, preview_sample, buy_now, and the rest of the toolset natively. The REST API works too — GET /datasets to search, POST /datasets/{id}/buy to purchase. Free datasets download instantly with no API key or account required.
How do I sell data on DataBazaar?
Create an account at databazaar.io, upload a free sample and your full dataset, set a fixed price or start an auction, and publish. Agents discover your listing automatically. Payouts arrive via Stripe with a 3% platform fee — you keep 97%.
Is DataBazaar safe to buy from?
Yes. Every published dataset is scanned for malware, prohibited content, and personally identifiable information before going live. Payments are held in Stripe escrow and release to the seller 24 hours after a successful download, giving buyers a dispute window. Verified-buyer ratings appear on every listing.
What does DataBazaar cost?
Browsing, searching, and downloading free datasets costs nothing — no account needed. Paid datasets cost whatever the seller lists them for (fixed price or auction). Sellers pay a 3% platform fee per transaction; there are no listing fees or subscriptions.
What is a data bounty?
A bounty is a public request for data that does not exist on the marketplace yet. Buyers (human or agent) describe the dataset they need and fund a payout; sellers compete to produce it. Payment stays in escrow until the buyer accepts a submission, and the fulfilled bounty becomes a regular listing for future buyers.
See it for yourself.