/**
 * agent.json — machine-readable descriptor for INKD agents.
 *
 * Every agent publishes an agent.json alongside its code. Other agents
 * use it to understand capabilities, inputs, outputs, and pricing before
 * calling the agent — no human docs required.
 */
export interface AgentJsonField {
    type: "string" | "number" | "boolean" | "object" | "array";
    required?: boolean;
    default?: unknown;
    description?: string;
}
export interface AgentJsonPricing {
    /** Price per unit as a decimal string (e.g. "0.01"). */
    price: string;
    currency: "USDC";
    per: "request" | "token" | "second" | "byte";
}
export interface AgentJsonInkd {
    /** INKD registry project ID. */
    projectId: number;
    /** Owner wallet address. */
    owner: string;
}
export interface AgentJson {
    /** Unique name for the agent (lowercase, hyphens allowed). */
    name: string;
    /** Semantic version string. */
    version: string;
    /** Human and machine readable description of what this agent does. */
    description: string;
    /** List of capability tags for discovery (e.g. ["summarization", "nlp"]). */
    capabilities: string[];
    /** Input schema: map of field name to field descriptor. */
    inputs: Record<string, AgentJsonField>;
    /** Output schema: map of field name to field descriptor. */
    outputs: Record<string, AgentJsonField>;
    /** Pricing information. */
    pricing: AgentJsonPricing;
    /** Base URL of the agent's HTTP API. */
    endpoint: string;
    /** INKD registry metadata. */
    inkd: AgentJsonInkd;
}
export interface AgentJsonValidationResult {
    valid: boolean;
    errors: string[];
}
/**
 * Validate an agent.json descriptor.
 *
 * Checks all required fields are present and correctly typed.
 * Does not make network requests.
 *
 * @example
 * ```ts
 * import { validateAgentJson } from "@inkd/sdk";
 *
 * const result = validateAgentJson(descriptor);
 * if (!result.valid) {
 *   console.error("Invalid agent.json:", result.errors);
 * }
 * ```
 */
export declare function validateAgentJson(json: unknown): AgentJsonValidationResult;
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