product

Coinbase Developer Platform

Authenticated facilitator and discovery surface for x402 on Base.

Graph relationships

TIER_B event 2024-11-01 · retrospective

A toolkit for agents that need to hold and spend onchain, adjacent to x402 payers.

TIER_A event 2025-03-11 · retrospective

Wallet actions and agent orchestration were joined on the same calendar day.

TIER_B event 2025-05-06 · retrospective

The first hour of a new seller still starts at docs, not at a marketplace ranking.

TIER_A event 2025-05-06 · retrospective

An open protocol that turns Payment Required into a machine-payable API primitive.

TIER_B event 2025-08-01 · retrospective

The Bazaar-style discovery API is how agents find payable HTTP resources.

TIER_B event 2026-01-15 · retrospective

x402.org facilitator is for testnets; mainnet examples point at Coinbase CDP and PayAI.

TIER_B event 2026-01-15 · retrospective

Facilitator competition is now documented next to CDP in the x402 seller path.