import type { LanguageModel } from "ai";
import { type ResolvedModels } from "./core/index.js";
import { type VendoModelOptions } from "#dev-creds/model";
/**
 * The `models` block on createVendo (models spec 2026-07-22, DX surface 3):
 * one key per SEAT, valued by a model-name string (resolved through
 * vendoModel's credential ladder — VERBATIM passthrough, per-rung defaults)
 * or an explicit ai-SDK LanguageModel object (wins as-is). `judge` is
 * additionally consumed by bindVendoModelSlots (see dev-creds/model.ts) —
 * composition binds it, per createVendo instance, onto the model of a judge
 * the host wired from a string, i.e. vendoAutoJudge({ model:
 * vendoModel("vendo-judge") }).
 */
export interface ModelsConfig {
    /** Build contract §4's seat vocabulary — the ONE spelling per seat. A seat is
     *  a JOB, not a model: the same model may fill several, and swapping one never
     *  renames the others. */
    default?: string | LanguageModel;
    apps?: string | LanguageModel;
    review?: string | LanguageModel;
    judge?: string | LanguageModel;
}
export interface ResolveModelsInput {
    models?: ModelsConfig;
    /** A model named by a harness's own options. Build contract §4 makes it a BOOT
     *  ERROR for this and `models.default` to both be set: two places naming the
     *  model that thinks is ambiguous, and guessing would silently ignore one. */
    harnessOptionModel?: string | LanguageModel;
}
export interface ComposedModelSlots {
    /** The `default` seat's model, plus the /status venue: "custom" (host-passed
     *  object) or "ladder" (env-resolved, incl. strings). Kept beside `seats`
     *  because the venue is the only thing a seat record cannot say. */
    agent: {
        model: LanguageModel;
        venue: "custom" | "ladder";
    };
    /** Build contract §4's `ResolvedModels` — every seat filled, which is what a
     *  `Turn` carries, so a reader never has to know what an unset seat means. */
    seats: ResolvedModels<LanguageModel>;
}
type MakeModel = (name?: string, options?: VendoModelOptions) => LanguageModel;
/** Resolve the models block into the composed seats. Precedence per seat:
 *  explicit model object → (env pins, inside the ladder) → models string →
 *  per-rung default. An UNSET seat borrows `default`, and what that means
 *  depends on how `default` itself resolved: a host-passed model object is the
 *  host's whole answer, so every seat borrows the object; a `default` that rode
 *  the ladder means the seat rides it too, under its own slot — which is what
 *  gives each seat its own Cloud family id (`vendo-apps`, `vendo-review`) and
 *  lets the reading seats take the provider's fast pick on a BYO rung. */
export declare function resolveModels(config: ResolveModelsInput, makeModel?: MakeModel): ComposedModelSlots;
export {};