export declare const ONBOARDING_CALL_EVIDENCE_SOURCES: readonly ["calendar_read", "gmail_read", "grain", "lightfield_crm", "sellable_workspace_state", "first_party_website", "bounded_external_research"];
export type OnboardingEvidenceSource = (typeof ONBOARDING_CALL_EVIDENCE_SOURCES)[number];
export type OnboardingEvidenceClassification = "fact" | "inference" | "open_question";
export interface OnboardingEvidenceItem {
    classification: OnboardingEvidenceClassification;
    source: OnboardingEvidenceSource;
    observedAt: string;
    confidence: "low" | "medium" | "high";
    publicSafe: boolean;
    field: string;
    value: string;
}
export interface OnboardingEvidenceReceipt {
    source: OnboardingEvidenceSource;
    status: "available" | "unavailable";
    observedAt: string;
    items: OnboardingEvidenceItem[];
    unavailableReason?: string;
}
export type EvidenceCollector = (source: OnboardingEvidenceSource) => Promise<OnboardingEvidenceReceipt>;
export declare function collectOnboardingEvidence(collector: EvidenceCollector): Promise<OnboardingEvidenceReceipt[]>;