import type { CodexAppServerClient } from "./client.js" ;
import type { CodexAppServerStartOptions } from "./config.js" ;
import type { v2 } from "./protocol-generated/typescript/index.js" ;
import { readCodexModelListResponse } from "./protocol-validators.js" ;
export type CodexAppServerModel = {
id: string;
model: string;
displayName?: string;
description?: string;
hidden?: boolean ;
isDefault?: boolean ;
inputModalities: string[];
supportedReasoningEfforts: string[];
defaultReasoningEffort?: string;
};
export type CodexAppServerModelListResult = {
models: CodexAppServerModel[];
nextCursor?: string;
truncated?: boolean ;
};
export type CodexAppServerListModelsOptions = {
limit?: number;
cursor?: string;
includeHidden?: boolean ;
timeoutMs?: number;
startOptions?: CodexAppServerStartOptions;
authProfileId?: string;
sharedClient?: boolean ;
};
export async function listCodexAppServerModels(
options: CodexAppServerListModelsOptions = {},
): Promise<CodexAppServerModelListResult> {
return await withCodexAppServerModelClient(options, async ({ client, timeoutMs }) =>
requestModelListPage(client, { ...options, timeoutMs }),
);
}
export async function listAllCodexAppServerModels(
options: CodexAppServerListModelsOptions & { maxPages?: number } = {},
): Promise<CodexAppServerModelListResult> {
const maxPages = normalizeMaxPages(options.maxPages);
return await withCodexAppServerModelClient(options, async ({ client, timeoutMs }) => {
const models: CodexAppServerModel[] = [];
let cursor = options.cursor;
let nextCursor: string | undefined;
for (let page = 0 ; page < maxPages; page += 1 ) {
const result = await requestModelListPage(client, {
...options,
timeoutMs,
cursor,
});
models.push(...result.models);
nextCursor = result.nextCursor;
if (!nextCursor) {
return { models };
}
cursor = nextCursor;
}
return { models, nextCursor, truncated: true };
});
}
async function withCodexAppServerModelClient<T>(
options: CodexAppServerListModelsOptions,
run: (params: { client: CodexAppServerClient; timeoutMs: number }) => Promise<T>,
): Promise<T> {
const timeoutMs = options.timeoutMs ?? 2500 ;
const useSharedClient = options.sharedClient !== false ;
const { createIsolatedCodexAppServerClient, getSharedCodexAppServerClient } =
await import ("./shared-client.js" );
const client = useSharedClient
? await getSharedCodexAppServerClient({
startOptions: options.startOptions,
timeoutMs,
authProfileId: options.authProfileId,
})
: await createIsolatedCodexAppServerClient({
startOptions: options.startOptions,
timeoutMs,
authProfileId: options.authProfileId,
});
try {
return await run({ client, timeoutMs });
} finally {
if (!useSharedClient) {
client.close();
}
}
}
async function requestModelListPage(
client: CodexAppServerClient,
options: CodexAppServerListModelsOptions & { timeoutMs: number },
): Promise<CodexAppServerModelListResult> {
const response = await client.request(
"model/list" ,
{
limit: options.limit ?? null ,
cursor: options.cursor ?? null ,
includeHidden: options.includeHidden ?? null ,
},
{ timeoutMs: options.timeoutMs },
);
return readModelListResult(response);
}
export function readModelListResult(value: unknown): CodexAppServerModelListResult {
const response = readCodexModelListResponse(value);
if (!response) {
return { models: [] };
}
const models = response.data
.map((entry) => readCodexModel(entry))
.filter((entry): entry is CodexAppServerModel => entry !== undefined);
const nextCursor = response.nextCursor ?? undefined;
return { models, ...(nextCursor ? { nextCursor } : {}) };
}
function readCodexModel(value: v2.Model): CodexAppServerModel | undefined {
const id = readNonEmptyString(value.id);
const model = readNonEmptyString(value.model) ?? id;
if (!id || !model) {
return undefined;
}
return {
id,
model,
...(readNonEmptyString(value.displayName)
? { displayName: readNonEmptyString(value.displayName) }
: {}),
...(readNonEmptyString(value.description)
? { description: readNonEmptyString(value.description) }
: {}),
hidden: value.hidden,
isDefault: value.isDefault,
inputModalities: value.inputModalities,
supportedReasoningEfforts: readReasoningEfforts(value.supportedReasoningEfforts),
...(readNonEmptyString(value.defaultReasoningEffort)
? { defaultReasoningEffort: readNonEmptyString(value.defaultReasoningEffort) }
: {}),
};
}
function readReasoningEfforts(value: v2.ReasoningEffortOption[]): string[] {
const efforts = value
.map((entry) => readNonEmptyString(entry.reasoningEffort))
.filter((entry): entry is string => entry !== undefined);
return [...new Set(efforts)];
}
function readNonEmptyString(value: unknown): string | undefined {
if (typeof value !== "string" ) {
return undefined;
}
const trimmed = value.trim();
return trimmed || undefined;
}
function normalizeMaxPages(value: unknown): number {
return typeof value === "number" && Number.isFinite(value) && value > 0 ? Math.floor(value) : 20 ;
}
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