export declare const AGENT_REASONING_TRACE_SCHEMA_VERSION = "agent-reasoning-trace/0.1";
export declare const REASONING_TRACE_MAX_CHARS = 64000;
export interface ReasoningTracePayload extends Record<string, unknown> {
    schema_version: typeof AGENT_REASONING_TRACE_SCHEMA_VERSION;
    kind: "reasoning";
    runtime: string;
    text: string;
    truncated: boolean;
    redacted: boolean;
}
/**
 * Best-effort extraction of provider reasoning text from one raw stream envelope.
 *
 * Providers ship reasoning under a small set of well-known field names (Anthropic
 * `thinking` content items, OpenAI-compatible `reasoning`/`reasoning_content`). The walk
 * is bounded and collects only string values under those names; everything else in the
 * envelope stays local to the sandbox transcript.
 */
export declare function extractReasoningText(raw: unknown): string;
/** Project reasoning into one bounded payload that filters credentials and preserves semantics. */
export declare function buildReasoningTracePayload(text: string, runtime: string, alreadyTruncated?: boolean): ReasoningTracePayload;