import type { CliId } from '../adapters/cli/types.js';
/** Executor-confirmed settings copied from Codex's rollout. */
export interface CodexThreadSettings {
    model?: string;
    /** Executor-confirmed reasoning effort; follows Codex's in-session model controls. */
    reasoningEffort?: string;
    serviceTier: string;
}
/** Card-facing snapshot. `nonDefault` is true when the executor is running on a
 *  tier other than `default`. We deliberately do NOT try to map the tier id to
 *  the catalog display name "Fast": the rollout records only the tier id, and
 *  the catalog (`models_cache.json`) is not guaranteed to exist in every
 *  execution environment — under read-isolation the per-bot CODEX_HOME is
 *  provisioned with auth/config only, so a catalog lookup there fails closed and
 *  the badge would never appear even when the faster tier IS active. The badge
 *  therefore names the concrete tier id (`⚡ priority`), which is truthful,
 *  provider-agnostic, and needs no external catalog. */
export interface CodexServiceTierSnapshot extends CodexThreadSettings {
    nonDefault: boolean;
}
/**
 * Derive the read-only presentation snapshot from executor-confirmed settings.
 * No filesystem / catalog dependency — a non-`default` tier id is surfaced as-is.
 */
export declare function resolveCodexServiceTierSnapshot(settings: CodexThreadSettings): CodexServiceTierSnapshot;
/** Card badge text for a session's tier snapshot, or undefined for
 *  default / non-codex / no snapshot. A stale Codex snapshot can never decorate
 *  another CLI's card (the cliId gate). Names the concrete tier id rather than
 *  asserting "Fast" — see CodexServiceTierSnapshot. */
export declare function codexServiceTierBadge(cliId: CliId, snapshot: CodexServiceTierSnapshot | undefined): string | undefined;
/**
 * Binds observations to one rollout generation. `bind` and `detach` publish an
 * explicit null so a daemon never carries a previous rollout's badge while the
 * new executor state is still unknown.
 */
export declare class CodexServiceTierTracker {
    private readonly resolve;
    private readonly publish;
    private rolloutPath;
    private snapshot;
    constructor(resolve: (settings: CodexThreadSettings) => CodexServiceTierSnapshot, publish: (snapshot: CodexServiceTierSnapshot | null) => void);
    bind(path: string, initial?: CodexThreadSettings): void;
    observe(path: string, settings: CodexThreadSettings | undefined): void;
    detach(): void;
}
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