fix(models): force-refresh Cursor model catalog on every startup

src/plugin/index.ts

@@ -72,9 +72,17 @@ export const CursorPlugin: Plugin = async (input) => {
 					// The `config` hook (which seeds opencode's model picker) runs without
 					// a key. Warm the catalog cache here — the loader is the hook that
 					// reliably has the key — so the next launch seeds the full live
-					// catalog instead of the static fallback. Fire-and-forget: discovery
-					// never throws and must not block auth/provider load.
-					void discoverModels({ apiKey });
+					// catalog instead of the static fallback.
+					//
+					// `forceRefresh: true` bypasses the 24h on-disk cache so a live
+					// `Cursor.models.list()` runs on every opencode startup. This is the
+					// stale-while-revalidate write side: the `config` and
+					// `provider.models` hooks still serve the current cache instantly (no
+					// startup latency), while this refreshes it in the background so newly
+					// released Cursor models surface on the next launch instead of waiting
+					// up to 24h for the cache to expire. Fire-and-forget: discovery never
+					// throws and must not block auth/provider load.
+					void discoverModels({ apiKey, forceRefresh: true });
 				}
 				return apiKey ? { apiKey } : {};
 			},
@@ -209,7 +217,7 @@ export const CursorPlugin: Plugin = async (input) => {
 		tool: {
 			cursor_refresh_models: {
 				description:
-					"Refresh the live Cursor model catalog (bypasses the 24h cache) and report the available models.",
+					"Refresh the live Cursor model catalog now (bypasses the cache) and report the available models. The catalog also auto-refreshes on every opencode startup; use this to pick up new models mid-session.",
 				args: {},
 				execute: async () => {
 					const result = await discoverModels({ forceRefresh: true });

test/plugin-loader-refresh.test.ts

@@ -0,0 +1,59 @@
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+
+// Spy on model discovery so we can assert HOW the auth loader warms the cache.
+// The loader runs once per opencode startup with the resolved key; to surface
+// newly released Cursor models it must force a live re-fetch rather than
+// respecting the (possibly still-fresh) 24h on-disk cache.
+const discoverModels = vi.fn(
+  async (_options: { apiKey?: string; forceRefresh?: boolean } = {}) => ({
+    models: [] as unknown[],
+    source: "live" as const,
+  }),
+);
+vi.mock("../src/model-discovery.js", () => ({
+  discoverModels,
+  toOpencodeModels: () => ({}),
+}));
+
+const { default: plugin } = await import("../src/plugin/index.js");
+
+let savedEnvKey: string | undefined;
+
+beforeEach(() => {
+  savedEnvKey = process.env.CURSOR_API_KEY;
+  delete process.env.CURSOR_API_KEY;
+});
+
+afterEach(() => {
+  if (savedEnvKey === undefined) delete process.env.CURSOR_API_KEY;
+  else process.env.CURSOR_API_KEY = savedEnvKey;
+  discoverModels.mockClear();
+});
+
+describe("CursorPlugin auth loader model refresh", () => {
+  it("force-refreshes the model catalog on startup so new models appear", async () => {
+    const hooks = await plugin({ directory: "/work" } as never);
+
+    const loaded = await hooks.auth!.loader!(
+      async () => ({ type: "api", key: "sekret" }) as never,
+      { provider: "cursor" } as never,
+    );
+    expect(loaded).toEqual({ apiKey: "sekret" });
+
+    // The warm call must bypass the cache: without forceRefresh a fresh 24h
+    // cache short-circuits discovery and newly released models never surface.
+    const warmCall = discoverModels.mock.calls.find(
+      (c) => c[0]?.apiKey === "sekret",
+    );
+    expect(warmCall, "loader should warm discovery with the resolved key").toBeDefined();
+    expect(warmCall![0]?.forceRefresh).toBe(true);
+  });
+
+  it("does not attempt discovery when no key is resolved", async () => {
+    const hooks = await plugin({ directory: "/work" } as never);
+    await hooks.auth!.loader!(async () => undefined as never, {
+      provider: "cursor",
+    } as never);
+    expect(discoverModels).not.toHaveBeenCalled();
+  });
+});