/**
 * Shared instrumentation for billable inference responses.
 *
 * Every resource method that produces a `Completion<T>` routes through
 * `instrumentResponse(...)` to extract the settlement receipt and the live
 * session-budget snapshot from response headers, emit them on the SDK event
 * bus, and build the public return shape.
 */
import type { EventBus } from "../events.js";
import type { NetworkId } from "../chains/index.js";
import type { Receipt, SessionBudgetSnapshot, SessionInvalidReason, X402PaymentSigner } from "../types/index.js";
export interface InstrumentedResult<T> {
    data: T;
    response: Response;
    receipt: Receipt | null;
    requestId: string | null;
    budget: SessionBudgetSnapshot | null;
    sessionInvalidReason: SessionInvalidReason | null;
}
export interface InferenceContext {
    getWalletMaybe(): {
        address: string | null;
        network: NetworkId | null;
    };
    getTokenMaybe(): string | null;
    getX402SignerMaybe?(): X402PaymentSigner | null;
    events: EventBus;
}
export declare function instrumentBillableResponse<T>(ctx: InferenceContext, response: Response, data: T): InstrumentedResult<T>;
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