Glossary

Core terms used throughout the docs.

DIEM : Daily inference credit, $1 of inference per UTC day. Expires at midnight UTC. Perishable inventory.

$1 DIEM face : The unit traded, $1 of nominal inference value per UTC day.

Corridor : The $0.30–$0.80 per $1 face band that all cleared trades fall in. The 80¢ cap is the minimum-20%-off promise.

Clear (clearing) : A matched trade: inference completes, the buyer is debited gross, the supplier credited net, the fee recorded, and capacity decremented.

Clearing price : The selected offer's posted ask, never the buyer's max, never a midpoint.

Max price : A buyer's ceiling (30–80¢), equal to the minimum discount they require. Filters eligible supply.

GMV (cleared) : Gross USDC value of capacity that actually trades. The platform fee is 10% of this.

Routable DIEM : What the router can sell now, min(remaining posted capacity, synced remaining capacity).

Frontier model : A high-value model tier, promoted for unit economics (fewer settlement events per dollar).

Platform fee : A flat 10% (1000 bps) of gross USDC per clear.

Breakage : DIEM that expires unsold rather than clearing below the floor, an accepted outcome.

Confirmed vs pending : A top-up is pending until it reaches the required confirmation depth, then spendable.

Accrual : A supplier ledger credit from a clear; paid out in batches.

Self-clear : When the buyer wallet and supplier wallet are the same on a clear; nets to just the fee.

x402 : An HTTP 402 payment flow; EIP-3009 exact scheme on Base USDC.

SIWE : Sign-In With Ethereum (EIP-4361); the web session auth.

PZERO : The PROTOCOL ZERO token, ERC-20 on Base, 420M fixed supply. Revenue-backed, not the payment rail.