x402 Bazaar Agent
Milan AI Week · Hackathon 2026

Agents that pay their own way.

An autonomous agent that discovers, pays for, and composes data from premium APIs — no human in the loop. Built on the x402 payment protocol and the Coinbase Bazaar discovery layer.

Try the demo → GitHub (TBD) How it works

42 paid endpoints

Across 17 domains — weather, finance, vision, shipping, gov, more.

Semantic discovery

Embeds your question and ranks Bazaar endpoints by similarity.

Pay-per-call

Fractions of a cent on Base Sepolia USDC. Settles inline via x402.

Live demo (placeholder)

[ready] Backend not wired yet — fill in /api/ask later.

How it works

1. search_bazaar(query) — semantic search over the catalog. 2. call_paid_api(...) — x402 handshake settles the micropayment. 3. judge — independent model checks if the response actually answered. 4. finalize — agent composes the answer citing the values it used.