Interface Extension

Extension definition Spec compliance: x402 v2 - Extensions System

interface Extension {
    defaultInfo?: unknown;
    description?: string;
    name: string;
    schema?: JSONSchema;
    version?: string;
}

Index

Properties

defaultInfo? description? name schema? version?

Properties

`Optional`defaultInfo

defaultInfo?: unknown

Default extension info/configuration

`Optional`description

description?: string

Human-readable description

name

name: string

Unique name of the extension (e.g., "receipts", "metering")

`Optional`schema

schema?: JSONSchema

JSON Schema for validating extension data

`Optional`version

version?: string

Extension version (semver)