800402 Protocol - Agent Identity & Metered Payment
x402 API enables agent discovery and processes micropayments through mint endpoints for transaction metering.
Trust signal
4 of 4 pillars
coverage 100%
Pillars
Signals
Evidence tiers, not an endorsement · trust model v0.1.0 (provisional) · CDP-lane settlement only (D3) · Trust API coming soon
On-chain traction
ERC-8004 agent registry
Not found in the ERC-8004 agent registry. This is the default state — absence is not a negative signal.
Identity & classification
Settlement volume
USDC settled on-chain · monthly
as of Jul 12, 2026
Endpoints(4)
Just to celebrate the beginning of 800402, where micropayment meets agent discovery.
Just to celebrate the beginning of 800402, where micropayment meets agent discovery.
Just to celebrate the beginning of 800402, where micropayment meets agent discovery.
Just to celebrate the beginning of 800402, where micropayment meets agent discovery.